One of the most widely used programming languages , Java is used as the server-side language for most back-end development projects, including those involving big data and Android development. Java is also commonly used for desktop computing, other mobile computing, games, and numerical computing.
Read moreWhy Java is called?
The language was initially called Oak after an oak tree that stood outside Gosling’s office. Later the project went by the name Green and was finally renamed Java, from Java coffee, a type of coffee from Indonesia .
Read moreDoes Java have preprocessor?
Java doesn’t have a preprocessor – so the simple answer is that you can’t. This sort of thing is normally handled in Java using Dependency Injection – which is both more powerful and more flexible.
Read moreHow are macros defined?
A macro is an automated input sequence that imitates keystrokes or mouse actions . A macro is typically used to replace a repetitive series of keyboard and mouse actions and used often in spreadsheets and word processing applications like MS Excel and MS Word. The file extension of a macro is commonly .
Read moreCan we define macros in main function in C?
You can use it inside a function , but it is not scoped to the function. So, in your example, the second definitions of a macro will be a redefinition and generate an error. You need to use #undef to clear them first.
Read moreWhy does Java not have macros?
Usually, with modern tools such functions are not longer necessary and with a good design and some abstraction and the interfaces that Java provides it is in general not necessary to have macros in Java . Java is designed, afaik, to make it as hard as possible to shoot yourself.
Read moreCan we define macro in a function?
Macro definition are globally. It doesn’t care if you define it in the function or not . The preprocessor will replace the first occurrence of the macro and will go on.
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