Microsoft's Visual Basic programming language has variable types for three different kinds of numbers: integer, floating-point and decimal. Integer variables range from a short 2-byte format to a long ...

Nowadays JavaScript has three different keywords to declare a variable — var, let and, const. Each has its own properties and particularities. Let’s start by making a simple comparison table of the ...

Want to learn how to code but don't know where to start? We've got you covered. We'll be teaching you the basics all week, and here's your first lesson. Each lesson will be video-based (as you can see ...

Learn how to use statements like if, if-else, switch, for, and while to declare variables and specify expressions, make decisions, iterate over statements, and more. Java applications evaluate ...

Does it ever make sense to declare a variable in C or C++ as both volatile (in other words, “ever-changing”) and const (“read-only”)? If so, why? And how should you combine volatile and const properly ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

I'm part of a coding project that's written in Perl. We've acknowledged the world's moved on, plus Perl allowed (sometimes encouraged!) some crummy coding habits. So the general consensus is we're ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Packaged as part of the 2018 version 10 release, the Java var reserved word introduced type ...

• PowerShell allows the creation and manipulation of arrays, which store multiple values in a single variable. Each item in the array can be accessed individually using its position number. • Arrays ...