Gang Of Four Pdf Download

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Download Book The Gang Of Four Four Leaders Four Communities One Friendship in PDF format. You can Read Online The Gang Of Four Four Leaders Four Communities One Friendship here in PDF, EPUB, Mobi or Docx formats.

Design pattern = problem + solution in context. – Iterators: solution for providing generic traversals. • Design patterns capture software architectures and designs. – Not direct code reuse! – Instead, solution/strategy reuse. – Sometimes, interface reuse. Gang of Four. • The book that started it all. • Community refers to. Full-text (PDF). Available from: Benneth Christiansson, Aug 30, 2016. Download full-text PDF. GoF Design Patterns. With examples using Java and UML2. Written by: Benneth Christiansson (Ed.) Mattias Forss. Kent Hansson. Johan Jonasson. Mattias Jonasson. Fredrik Lott. Sara Olsson, and.

The Gang Of Four

Author :Bob Santos
ISBN :9781634059534
Genre :Biography & Autobiography
File Size : 76.8 MB
Format :PDF
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Seattle's Gang of Four changed the face of the city in the 1960s, '70s, and '80s by bringing four ethnic groups together in battle against city powerbrokers over development, poverty, fishing rights, and gentrification. The four leaders learned quickly that working together provided greater results than working apart. This is the story of a powerful political alliance and lifelong friendships forged through sit-ins, protest rallies, and other acts of civil disobedience. 'We got very good at occupying buildings,' remarked one of the Gang. Bob Santos and Gary Iwamoto recall how a Native American, Asian American, African American, and Mexican American came together to fight for their neighborhoods and their people. Bob Santos has spent most of his life in the International District of Seattle. He grew up in the N.P. Hotel with his widowed father, Sammy Santos, a professional prizefighter. He was hired in 1972 to lead the International District Improvement Association (Inter*Im). During his tenure at Inter*Im, Santos organized property owners, businesses, residents, and activists from the Asian American community to preserve the neighborhood and build new housing. Gary Iwamoto is a regular contributing writer for the International Examiner, an Asian Pacific Islander community newspaper. He has written several plays, notably Miss Minidoka 1943, which was produced by the Northwest Asian American Theater. He and Bob Santos also wrote Humbows, Not Hot Dogs in 2002.

Cottage Siz

Author :Howard W. Polsky
ISBN :
Genre :
File Size : 59.81 MB
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Transnational Aspects Of Iu Mien Refugee Identity

Author :Jeffery L. MacDonald
ISBN :0815329946
Genre :Social Science
File Size : 28.64 MB
Format :PDF, Docs
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First Published in 1998. Routledge is an imprint of Taylor & Francis, an informa company.

The Beatles All These Years Extended Special Edition

Author :Mark Lewisohn
ISBN :9781405527354
Genre :Biography & Autobiography
File Size : 89.80 MB
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This is Part One of Volume One. This extended special edition of Mark Lewisohn's magisterial book Tune In is a true collector's item, featuring hundreds of thousands of words of extra material, as well as many extra photographs. It is the complete, uncut and definitive biography of the Beatles' early years, from their family backgrounds through to the moment they're on the cusp of their immense breakthrough at the end of 1962. The ebook of the extended special edition comes in two parts, mirroring the two hardbacks that make up the deluxe print edition. Each part is sold separately and this is Part One, taking the story from the very beginning to their first, famous trip to Hamburg in 1960. Readers wishing to buy the whole extended special edition of Tune In in ebook should be sure to buy Part One and Part Two. Mark Lewisohn's biography is the first true and accurate account of the Beatles, a contextual history built upon impeccable research and written with energy, style, objectivity and insight. This extended special edition is for anyone who wishes to own the complete story in all its stunning and extraordinary detail. This is, genuinely and without question, the lasting word from the world-acknowledged authority.

Congressional Record

Author :
ISBN :STANFORD:36105119571128
Genre :Law
File Size : 49.16 MB
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The Congressional Record is the official record of the proceedings and debates of the United States Congress. It is published daily when Congress is in session. The Congressional Record began publication in 1873. Debates for sessions prior to 1873 are recorded in The Debates and Proceedings in the Congress of the United States (1789-1824), the Register of Debates in Congress (1824-1837), and the Congressional Globe (1833-1873)
Four

Criminal Violence

Author :Marc Riedel
ISBN :9780199386130
Genre :Violence
File Size : 20.33 MB
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Criminal Violence: Patterns, Explanations, and Prevention, Fourth Edition, provides a current, comprehensive, and highly accessible overview of major topics, theories, and controversies within the field of criminal violence. Using engaging, straightforward language, Marc Riedel and Wayne Welsh consider diverse theoretical perspectives and present state-of-the-art prevention and intervention methods. In their discussions of various types of violence, the authors employ a consistent and coherent three-part framework that allows students to see the important relationships between research, theory, and application.

Jamaican Gangs Of New York

Author :Desmond Skyers
ISBN :9781543487411
Genre :Fiction
File Size :

Gang Of Four Book

68.83 MB
Format :PDF, Kindle
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In search of a better life, these new migrants arrived in New York City from the poverty-stricken and violent ghetto of Western Kingston, Jamaica. Predisposed to violence and experienced in the life of the street, they aged between twenty and thirty-five. They were different from all those that came before them from this exotic island. With the potential for a drug sale at any time, these new arrivals squared-off against one another in the streets of New York City, fighting for control of the illicit yet lucrative cocaine and crack market. From Brooklyn to Queens, Manhattan to the Bronx, the city was divided into three gang strongholds, basically no-go areas. Joe Dog and the Loyalist posse took control of South Jamaica, Queens; Blacka and the Raiders posse control Brooklyn; and Fowl and the Centralist posse controlled the Bronx. In addition to the Jamaicans, there were two black American gangs, one came out of Brooklyn and the other from Queens. When they crossed paths with the Jamaicans, it was war. Then there was the Gem Girls. This was a gang of girls from western Kingston led by a light-skinned lesbian named Patsy. These girls were as ruthless as their male Jamaican counterpart. The desire for instant gratification and material satisfaction was impetus for the violence and killings that followed. None dared to stand in their way. This violence caught the attention of the newly elected mayor Jack Jackson, who established a gang task force, headed up by a no-nonsense former Vietnam veteran named Todd Sullivan. On Todds first day on the job, he shook his head and swore. These fucking Jamaican posses are turning our city into a fucking killing zone. We are going to send every fucking one of them to prison.

Virginia Four H Club Letter

Author :
ISBN :UIUC:30112043102075
Genre :4-H clubs
File Size : 56.65 MB
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The Gang Problem In America

Author :United States
ISBN :UCR:31210014065609
Genre :Conduct disorders in adolescence
File Size : 59.85 MB
Format :PDF, Docs
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Gang Of One

Author :Fan Shen
ISBN :0803293364
Genre :Biography & Autobiography
File Size : 50.56 MB
Format :PDF, Docs
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The memoir of Shen, age 12 at the start of the Cultural Revolution in 1966, recounts being complicit in arduous Red Guard activities that directly or indirectly led to several gruesome deaths of political 'enemies'--And later falling in love with and marrying the daughter of a man brutally tortured and killed by one of his fellow Red Guards.

Top Download:

An ebook on design patterns and the principles behind them

Design patterns help you solve commonly-occurring problems in software design. But you can’t just find a pattern and copy it into your program, the way you can with off-the-shelf functions or libraries. A pattern is not a specific piece of code, but a general concept for solving a particular problem. They are like pre-made blueprints that you can customize to solve a recurring design problem in your code.

The book Dive Into Design Patterns illustrates 22 classic design patterns, and 8 design principles that these patterns are based on.

  • Each chapter starts with a real-world software design problem, then solves it using one of the patterns.
  • Then we dive into a detailed review of the pattern's structure and its variations, followed by a code example.
  • Then the books shows various applications of the pattern and teaches how to implement the pattern step by step, even in an existing program.
  • Each chapter concludes with a discussion of pros and cons of the pattern and explores its relations to, similarities with and differences from other patterns.

Why do you need to know patterns?

Ace interviews and reviews. Questions about patterns come up at almost every programming job interview and every performance review. Get more jobs and get that raise and promotion you so richly deserve.

Extend your programming toolkit. Patterns let you customize ready-made solutions rather than reinvent the wheel. Your code has fewer mistakes because you are using a proven, standard solution covering all hidden problems.

Communicate better with colleagues. Just share the name of the pattern rather than wasting an hour explaining the details of your cool design and its classes to other programmers. Get the glory without the sweat.

Who is this book for?

Pattern Beginners. If you have never studied patterns, the book explains the basic principles of object-oriented programming with real-life examples. Before diving into the patterns, we look at the design values and principles on which the patterns are built.

Pattern Refreshers. If you studied patterns a while ago, but have forgotten things, the ebook can refresh your memory as serve as a handy reference. Quickly find sections of interest without having to read it from start to finish.

Language Switchers. If you are switching to one of the OOP languages (Java, C#, PHP, Python, Ruby, Swift, or TypeScript), you will easily grasp the essence of the text thanks to the many real-world examples and analogies, supported by helpful illustrations and diagrams.

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Check out the quality of the book for yourself. The demo includes the table of contents, several introductory chapters, three design principles, and the Factory Method design pattern.

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Risk nothing by buying now. If within a month of purchase you decide that the book is not helpful, all your money will be returned. No questions asked.

What others say?

Everything is well explained and I like the way all basics are introduced first (UML, SOLID) and then we can go on each design pattern and play with it. The only improvement I see is making printed version available (I prefer paper to pdf) and maybe in another languages (french, spanish, chinese?).

Mickaël Andrieu

Your book is great. I am junior level developer and certainly happy with the purchase! I like the structure of how each pattern is presented, and the UML and examples really clarify things. I also like the 'vibe', which keeps it fun yet on-point. I can't think of a con. Thanks for this!

Leon Wong

The book is awesome, easy-understanding and well-written. Just have a little suggestion to organize the content not in alphabetical order but by categories would be better. And also put some code in it [rather than having it in separate archive] so that it would be easier to read on an iPad when travel.

Zhang Lingkang

I read it the same day I got it, I mostly use it as a refresher on on when I dont see the woods for the trees. I think it's fine the way it is.

Christopher Lousberg

I have been really busy with work recently. The info you have on design patterns has been a huge help and an excellent reference!

I think what you have currently is well done and the organization is superb!

Pamela Wheeler

I only had time to glance at the book but it seems really amazing. I hope to have time since next month to read it.
About the things that made me to buy it are the cartoons and UML diagrams that simplifies the understanding of each pattern. I really like them!
I would like to suggest you to do something similar (including cartoons) with the most famous programming antipatterns.

Alvaro Prieto

I have just read the book and I think it is amazing. I have bought both of your patterns books and refactoring course and if you need me to buy from you again I will :)

Toni Dezman

So far I find this book very interesting and useful in terms of examples/diagrams and ideas. I wish you could have the code written in Java.

Ion Apostol

I am loving the book so far. I'm currently reading it on my Kindle. I'll use it to make dojos with some friends of mine so that we practice the principles of the book.

As for suggestions, maybe it's a bit too soon to say since I'm still at the beginning and I'm a slow reader, but maybe exercises? I don't even know if the book presents exercises. Maybe it does and I didn't get there yet.

Vinícius Guerra Cardoso

The book is great and makes all the patterns more easier to understand than the books or examples i found on the internet.
I like your style of writting, it`s easy to understand. You are going from the problem to the solution and that process give me the best understanding about pattern.
Comparations betweem patterns are helpful alot.
Maybe the UML diagrams should have cardinality and the role that a class plays in the relationship because it's difficult for the first reading for every problem follow all properties from the code or from the text.
Maybe for some patters you should use the same problem, saving time to understand the new problem but to concentrate just on pattern, and make good comparision of new pattern with the old one. Well it's good to have more different problems for diversity but it's more time consuming and little blury the pattern.

Nikola Pajić

I have already started reading the book, though I'm not quite half way yet. My impressions so far is that I like it! I enjoy the UML diagrams high diagrams explaining the connections and the coding examples. I also appreciate the explanation on when to use a particular pattern and what are it's strengths and weaknesses. There is a lot of good information and I have been re-reading sections to make sure I have a firm understanding as to why a particular pattern is beneficial and how to properly implement it before moving on.

Akin Delamarre

The book is great! I discovered your site a few months ago in my ongoing quest to design better code. I bought the book because it has information on SOLID design principles, and I like that I can read it on a Kindle. I'm a big fan of the illustrations - they're funny and do a good job of illustrating the concepts.

Brian Dumez

I'm a long-term user of your website refactoring.guru from as early as my undergrad era. I have to say the website (refactor.guru and design patterns) are great! It's the 101 for me to learn how to improve my code in a higher level than just learning grammars and best practices of programming languages.

To me, the e-book is a modernized Design Patterns: Elements of Reusable Object-Oriented Software. Although I've purchased the old Design Patterns book long before and put it on my bookshelf, I seldom read it. Your book changed this awkward situation, because it has a much better look and more readable contents. It also have updated understandings of trade-off, nice illustrations and better summaries for each of the design patterns. Much more attractive to me. And the book is well organized by chapters, letting me to read it through many times on my phone during leisure time.

Sincerely, it's perfect as an e-book to me as a guidebook to improve my skills as a software developer and I have recommended the book to all of my friends. Yet I'm wondering if there is a further plan to make a more 'advanced' version. What I mean is that a version with more detailed explanation with the theories behind these design patterns, probably citing some academic researches of software engineering, some industry cases, etc. This advanced book will be the best choice for people who want to dive even deeper into the story behind the scene. Its form might be somehow like that of Peopleware and Pragmatic Programmer where the author introduced the experiences by telling stories or some industry cases they know.

Another advice is that it might be a good business decision to make a paper-based version of the e-book. I believe almost every programmer will be willing to put one on his/her shelf. I noticed the e-book has some hyperlinks as part of the organization. But I believe it's possible to make some arrangement to minimize the jumps and make it highly sequentially readable.

Again, thank you so much for creating the awesome website and book. It's a huge help to me. The thing is that I found trade-offs in software engineering cannot be taught easily in universities. So in the past a newgrad have to spend several years to learn these experiences by working in a big company for years. However, this might not be everyone's ideal career path. Your website and book made it all flatten and now a newgrad or student can learn very quickly by using your website. It enabled an agile career path directly from a startup (or even 'non-profit' career path by simply start to working on open-source projects).

Zhaoxiong Cui

I did read your book. Twice. It is a very comprehensive book and a joy to read and to walk through. It serves great as a reference and I probably won't need another reference book for patterns. I like your writing. No lengthy fluff, no excessive jargon, no just dry code. To the point. Also I like the way you explain the design and SOLID principles. Thank you very much.

What I would like to see more in the book is a reference to typical, real life use cases of each pattern. For example, I have heard the command pattern can be used to radio groups or for writing wizards. How is this done? Are there any examples of real life code using the visitor pattern? Are there any simple examples we can study? No need for extra book pages, just a link to a online repo with code examples probably would do. Maybe more examples would help the stick better to the memory.

Yes, it is up to me to come up with good use cases for each pattern but as a newbie I find it difficult to remember what each pattern does and what it is good for. Some, like the singleton, the facade, the observer etc. are obvious and easy to remember their purpose and general functionality, others not so much.

Also it would be great if there was an option for a dead tree version of the book. I want to keep it as reference. I will feed the PDF to my laser printer but I would like to have it printed and bound looking like a real book.

All and all I give your book a solid 5 stars. Thank you very much.

Alkis Tsamis

I've read a considerable part of the book already. I loved what I read! You explain the concepts in such an easy way. I wish I had the opportunity to read it when I was in college. I don't have, currently, any suggestions to improve it. But it would be great if it were available in more languages. Since I'm from Brazil, I'm not gonna lie, it would be great to have it in Portuguese (so I could tell my non-English speaking friends to get it as well, 'cause they really need some of the knowledge in the book).

I stumbled across your website when searching 'why refactoring is important' if I'm not mistaken. I immediately saved it to my bookmarks that day and shared it with some of my colleagues.

Thank you for the book.

Renato Oliveira

I like your book, it is easy to understand even if I'm not good in English and really really beginner, of course the illustrate each pattern make me smile, real world example and class diagram help me better understanding, relation between pattern really help me to understand when and why pattern exist.

I hope you can write code in JavaScript, because sometime I convert the code into Typescript/ES7

Note: since March, 2019, the book comes with TypeScript examples.
Rozaliyana Aushuria

I am half way through the design patterns book and I must say I am more than 100% happy that I purchased the books. I must say you have a knack of telling the things in the right way. I am really enjoying the book and I am very sure even the refactoring book would be great as well.

I like the way topics are presented and the examples. That helped be get the context and better understand them. This way, I will not forget the concepts over a period of time. I wish the SOLID principles content should be expanded a little more by taking a real world complete use case and applying step by step like before and after. I know this kind of thing may be tricky to make, but, it would help.

Moreover, I would suggest breaking the design pattern book in to design patterns and also OOAD book. The OOAD book can focus on SOLID principles, OOP in general and how OOAD can be done. The design patterns then can augment the same.

I am glad to have purchased the books and they will definitely help me in understanding and applying them at my work. Keep up the good work. I will be watching out for any new content that you put out.

Vamsikrishna Koundinya

I like the way you have explained each of design patterns although I have the original GOF books but it's really hard to understand.

No suggestion as of now I am still in between and I am happy with my purchase. Thanks!

Majed Samyal

The Design Patterns are something I was not very familiar with. I already learned a lot from your book and I hope I will be able soon to get a new role in my career and maybe to teach other people about the patterns.

Everything is explained very well, the introductory part includes SOLID and fundamentals of OOP which is very good. I would do more examples if I could. What I would put here is a brief of symptoms of a bad design like rigidity, fragility, imobility and viscosity. But for me, it's exactly what I was looking for - design patterns with explanations and concrete examples in one place. And to be honest it was at the best price - personally I wouldn't do it for this amount.

Thank you again and congratulations for your work. I would be glad to share you my pieces of code in the future if you want. Good luck!

Daniel Belu

This is a very good book you have. This is well explained at the level of the principles and through examples.
My only concern is my level of English which is very low and it takes me a lot of time to understand the quite complex designs. I am a symfony developer and currently I am in the process of deciding the use of these patterns at the framwork level.
The use of SOLID is quite understandable and I think it is the basis, so I did not have the same problems for the factory. It's the others that I'm investing more. I found, for example, that symfony formlaries are rich enough to find use cases (factoryMethod, builder, composite).
This will interest me a lot if you can help me find the use of the symfony designs.

Setra Ratefiniaina

I'm still reading the book, but so far I really like it! It has been a helpful refresher to me on OOP principles. I liked the explanation of UML diagram symbols.

I'm relatively new to design patterns, but you explain them in a very clear manner which is easy to understand. I enjoy the illustrations and the real-world examples. Other material I had previously read on design patterns was pretty abstract without saying how it would be helpful in real life. But your book makes it all very clear!

Edward Gulbransen

The book is really awesome and explains the concepts in great detail. I read the book completely and I think its the fastest I completed any book.I am also considering to buy the other book on code refactoring.

The improvements I would like to see in the book is to add some more design patterns. I guess some design patterns from the Gang of Four missing and also some patterns outside GOF which we use most often. Some information on Anti patterns & code smells and also examples of how multiple patterns can be used together within applications would be great.

Raghavendra Somannavar

I would like to thank you for your excellent book. It's one of the best purchases I have recently made and has helped me a ton with work.

I've read the book as soon as I got it after I had read through the examples available on your website, because it convinced me that the information in it would be very useful to me. Since I have got your book, I have kept it open at work on one of the displays as a reference and guidelines for my designs and whenever I extend the functionality of my software I always follow the design patterns presented in the book.

What I love about the book is that it is a recent and modern document about design patterns, which is in my experience the bread and butter of object oriented software design. It is very concise, provides many examples and very concrete applications, and actual implementations in all the programming languages I use at work. While the information in the unavoidable 'Gang of Four' design patterns book is very good on its own and a great text, I was looking for a book in the same scope, but a recent one to keep up with the new designs, technology and concepts that come and your book is a perfect candidate for that.

The text itself is pretty, with very nice diagrams and images, great formatting and typesetting. While these are details, they make the information much more readable and enhances the whole experience. And the cover art is very nice !
I honestly have no idea on how to improve the book. It has been a pleasure to read, and has become a very important tool at work and one of my 'definite references', so it's difficult to improve something you are already very satisfied with !

So, thank you again, props to you for making this great text. The first recommendation for books about design patterns and object oriented software design that I would give would be definitely yours, hands down.

Julien Belmon

I’m very happy with the book. It’s easier to read than a GOF book.

- I can’t say anything bad.
- Complex structures are explained in an easy to understand way.
- I believe it would be great if a few chapters on anti-patterns were added.

Overall, thank you very much for the high-quality material.

Evgeny Stelmashok

I liked everything, I read it only once for now. And I have not yet found anything that could be improved. I keep it in my favorites as a reference book.

Vladislav Karpenko

I use your website, and bought the book to support the project! I like everything very much. Simple and user-friendly! Keep it up!

Maksim Berezin

To my surprise, the book is very well suited for different levels of specialists. That’s why we even added a link to your website as a recommendation.

I enjoyed the illustrations and the method of presenting the material. Thank you for popularizing useful educational materials.

Andrej Grekov

I believe the presentation is ideal: brief, without unnecessary discussion. A clear description of the problem, a way to solve it, a pseudocode: all you need is there. Illustrations also help a lot. If I need to remember why one or another pattern is needed, I just look at the picture and I remember everything.

This is what could be improved, in my opinion. Maybe a few more examples of the practical application of a particular pattern. Without a code. Just a description of the situation and its solution using a pattern. I.e. real-life examples. I am, of course, more interested in Web development.

Andrej Senichev

I'm reading the book right now. The website has almost everything that is written in the book, so technically I could have just read about it on the website. As to what could be improved, it is difficult to say. Sometimes you write about the same thing over and over 10 times, but many of us (including myself) need it for initial understanding.

I would love to see more examples, maybe even without code. For example - you can talk with developers from different industries and ask around, where and how they apply this or that pattern.

I’m an Android developer and some of your patterns are stacked on commonly occurring screens. Maybe you should add some links to designs of other guys as an example.

But overall the book is quite good. The pictures are cool. Sometimes it's hard to figure out what's what, but what can you do? We must persevere. Read again, try again.

It would be great to see the version for Kotlin. I actually rewrite your examples in order to learn the language.

Dmitry Mitroshin

I started reading the book, and I'm very pleased with it. Great, high-quality examples and schemes.

Taras Savranskij

My first impression is a positive one, the author should continue writing. I'd like to buy the book for a friend. I understand that the only option is to register under a new account.

Denis Zaharov

I previously studied these patterns in the book titled “The Gang of Four”. I liked the simplicity of descriptions in your book, as well as the excellent usage examples. I use your book as a reference guide in order to refresh my knowledge about a particular template or to search for a template I may need at the moment. I can't say anything about how the book can be improved, because I haven't even thought about it.

The author did a great job creating this book)

Dmitry Borodin

Thanks for the great material! I'm reading the book in sections, I really like how the material is presented, user-friendly presentation on several levels, interesting examples, clear illustrations. I can't help but compare it to Freeman's “Design Patterns”, and the presentation in your book is more informative in my opinion. It is convenient not only to read the book in a sequential order, but to also use it as a reference guide.

I plan to use the materials you have collected to put together training materials, reports inside and outside my company, in the context of front-end development.

Andrej Alekseev

Truth be told, I bought the book to give back for the work the authors did when creating the website, it helped me and continues to help + I was interested to see how SOLID will be outlined.

I think it would be cool for newbies if there were c# examples as well, although everything is quite clear anyway. Since I have a stable Internet connection, I use the website as a reference guide instead of the book.

Note: the book is supplied with C# examples since spring, 2018.
Pavel Bobrovskij

I'm reading the book, it's interesting, not boring, and it offers quite an exciting and fresh perspective. I would love to see it a paperback edition as well.

Dmitry Udovenko

Thank you for the book. The material is presented beautifully and in a user-friendly manner. The examples are clear, the diagrams are accurate, the illustrations are interesting. It works as a reference book, as well as an introductory guide for the topic. I use it for both purposes.

Vladimir Lebed

I work as a C# developer. I had read an article online that included many references to patterns. I went to Google and found your website, where I read about the pattern that was of interest to me. Your information is very well structured, but what I liked the most was the style of illustrations. There is something home-like about them)) As a beginner, I really liked the fact that the patterns are described from the point of view of the issues that they solve, and not from the standpoint of the description of the pattern itself. After reading the entire section on patterns on the website, I realized that I wanted to buy the book to thank you for the work you have done collecting and structuring the information.

I would like to comment only on one section - “Relationships with other patterns”. Despite the fact that I read about all the patterns, I still don't understand what this section is about. Maybe you could add illustrations there, or even remove this section altogether and add a chapter about using combined patterns?

Gang of four ebook pdf
Daniil Doniy

The project as a whole, and the book in particular, make an excellent impression. It would seem that there are quite a lot of books written on this topic, but you have structured everything and made it rather fun) Wonderful illustrations that help readers memorize everything in a fun way.

I started reading the book right after I purchased it. I've already learned how to apply a couple of the described patterns quite confidently in practice.

The book can be improved by publishing it on paper. That way you can give it as a gift, for example.

I would like to see examples for PHP and Python, but as I understand, you are already working on it.

Thank you for your work, and good luck in your endeavors!

Note: the book is now supplied with both PHP and Python examples.
Vasily Jurlov

I am completely satisfied with the purchase, I have already read the book from cover to cover. I think that this is the most user-friendly book on patterns I have ever read. I was really happy that I could read it on my iPhone. Thank you for the great book!

Alexey Bezruchenkov

Excellent book, everything is explained in detail and presented in a user-friendly manner. Special thanks for supporting multiple formats and providing the readers with the ability to read the book on the go.

Alex Chugaev

I liked the book; from time to time I apply the solutions from the book in my work.

I'm pleased with the book and very thankful for your work.

Dmitry Grusheckij

I would like to note right away that the book is beautifully illustrated) The information about SOLID, and in particular, about the principle of Barbara Liskov, is presented very well and in a user-friendly manner. I found some new information for myself about the private members of the base classes and the fact that you explicitly separate the restrictions on preconditions by type and attribute values. It is really easier to figure everything out this way.

It seemed strange that the book is over 30mb, though

Dmitry Bezik

The book is great. Excellent illustrations and examples. I am now preparing a report on Design Patterns at work.

What can be added: examples with Anti-Patterns, what not to do.

Alexandre Fiveg

I do really enjoy your book. And would like to buy printed version to have it on my work place.

Sergii Aleksieiev

Everything that is explained using cats is always clear, and the more allegories the better. I haven't finished the book yet, but the first impression is rather good, thank you!

Andrej Zemskov

I confirm that I bought this book, and am satisfied with the purchase, otherwise I would not have bought it :)

I was looking to find some information on the most widely used patterns (builder and factory), and I ended up finding the materials on the website. And everything after that is history - I really liked the design of the website and its structure; other similar resources usually just have a description of random ~5 patterns, and the rest are “coming soon...”.

Your website is by far the BEST of all that I have come across on this topic, and that's why I bookmarked it and added the PDF version to the offline library on my tablet. Although I am an experienced “pirate”, I am always happy to pay an ADEQUATE price for the product that I use for my professional activity.

Denis Zaharov

I almost finished reading the book. I will say right away that I liked it; the book offers real-life examples, the descriptions and the pseudocode are good.

Albert Gizetdinov

The material is interesting, even though it was a bit unusual to learn on examples with pseudocode. For pros, this approach is, of course, quite acceptable. In general, the book is definitely worth its price.

NeonDT

What do you get?

A Multilingual eBook on Design Patterns in 3 Formats

  • Formats: PDF, EPUB, MOBI
  • Languages: English, Russian, Ukrainian
  • Volume: 409 pages
  • Graphics: 225 illustrations and diagrams
  • Updates and Fixes: free as a bird

An archive with code examples

  • Examples are in Java, C#, PHP, Python, Ruby, Swift, and TypeScript
  • Free updates are coming soon:
    • Coming soon: C++

Why this book?

An ebook in human-friendly, natural language.

The book written with minimal jargon and technicalese, maximal code samples and illustrations.

Not bound to a specific programming language.

All in-book examples are in pseudocode, applicable to most modern OOP languages. Additional examples in 3 real programming languages come in a separate archive along with the book.

Readable on any device.

The eBook is available in three formats:

  • EPUB for reading on phones and tablets
  • MOBI for Amazon Kindle readers
  • PDF for reading anywhere or printing

Always handy and searchable.

The ebook is a convenient reference guide. Unlike a paperback, it is searchable and impossible to leave behind somewhere. It’s always available on your smartphone, tablet, laptop or desktop.

Pleasant reading when commuting or relaxing.

Where else can you learn in peace these days, if not during flights and on the bus or subway? Well, maybe in bed…

Easy reading day or night.

Good news for night owls! The eBook looks great on a light background for day-reading or a dark one for night-reading.

The book will be available to you in PDF, ePub and Mobi formats immediately upon purchase, so you can easily read it on your iPad, Kindle or other portable device.

Frequently asked questions

You can use credit/debit cards or PayPal.
Your payment information is sent in encrypted form directly to the payment gateway. Your payment data is never transmitted to or stored on our server.
Can I get my money back if I’m dissatisfied with the course?
Yes! I only want your money if you are happy with the product! If you aren't satisfied, please send an email to [email protected] with a copy of your receipt and you will be refunded, no questions asked.

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Have more questions?

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