It's absolutely critical that you understand how to scope your variables correctly. Making mistakes in this basic process can cause your application to fail or otherwise behave unexpectedly. If you're ...

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 ...

Variables hold a wide variety of information temporarily. The JavaScript data types that can be stored in a variable include: JavaScript variables can hold a few other kinds of data, but these are by ...

Although the snooze button is probably the most commonly used button on an alarm clock, even a simple AlarmClock class needs a few more features. For instance, you might want to control how long the ...

Community driven content discussing all aspects of software development from DevOps to design patterns. In UiPath, a variable has scope within the sequence in which it is defined and any sub-block ...

One of our favorite nuances of the C programming language (and its descendants) is the static keyword. It’s a little bit tricky to get your head around at first, because it can have two (or three) ...