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2. Java (programming language) - Wikipedia

   en.wikipedia.org/wiki/Java_(programming_language)

   Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible. It is a general-purpose programming language intended to let programmers write once, run anywhere (), [16] meaning that compiled Java code can run on all platforms that support Java without the need to recompile. [17]

3. Learn to Code - Wikipedia

   en.wikipedia.org/wiki/Learn_to_Code

   Learning to code has a long history in the U.S., with moments of enthusiasm and anxiety about computational literacy and the best methods to learn programming skills. A backlash erupted in 2019 in the form of online harassment of laid-off American journalists.

4. Criticism of Java - Wikipedia

   en.wikipedia.org/wiki/Criticism_of_Java

   [citation needed] Operator overloading improves readability, [11] so its absence can make Java code less readable, especially for classes representing mathematical objects, such as complex numbers and matrices. Java has only one non-numerical use of an operator: + and += for string concatenation. However, this is implemented by the compiler ...

5. "Hello, World!" program - Wikipedia

   en.wikipedia.org/wiki/"Hello,_World!"_program

   A small piece of code in most general-purpose programming languages, this program is used to illustrate a language's basic syntax. Such program is often the first written by a student of a new programming language, [ 1 ] but such a program can also be used as a sanity check to ensure that the computer software intended to compile or run source ...

6. Write once, run anywhere - Wikipedia

   en.wikipedia.org/wiki/Write_once,_run_anywhere

   Write once, run anywhere (WORA), or sometimes Write once, run everywhere (WORE), was a 1995 [1] slogan created by Sun Microsystems to illustrate the cross-platform benefits of the Java language. [ 2 ] [ 3 ] Ideally, this meant that a Java program could be developed on any device, compiled into standard bytecode , and be expected to run on any ...

7. Don't repeat yourself - Wikipedia

   en.wikipedia.org/wiki/Don't_repeat_yourself

   "Don't repeat yourself" (DRY), also known as "duplication is evil", is a principle of software development aimed at reducing repetition of information which is likely to change, replacing it with abstractions that are less likely to change, or using data normalization which avoids redundancy in the first place.