Head First. Design Patterns

There is no point in reinventing the wheel every time; it's better to master the design techniques that have already been created by people who have faced similar challenges. This book discusses which patterns are really important, when and under... what conditions to use them, how to apply them in your projects, and on what principles of object-oriented design they are based. Join the hundreds of thousands of developers who have advanced their object-oriented design skills thanks to the book «Head First. Design Patterns». If you've already read books from the Head First series, you know what to expect: a visually rich format designed with the brain's workings in mind. In the book «Head First. Design Patterns», the principles and design patterns are presented in a way that you won't fall asleep reading it, learn to solve real design challenges for software products, and communicate in the language of patterns with other members of your team.