What is the difference between $ {var}, "$var", and "$ {var}" in the ...
Aug 9, 2013 · What the title says: what does it mean to encapsulate a variable in {}, "", or "{}"? I haven't been able to find any explanations online about this - I haven't been able to refer to them except for...
What is the difference between "let" and "var"? - Stack Overflow
Apr 18, 2009 · Scoping rules The main difference is scoping rules. Variables declared by var keyword are scoped to the immediate function body (hence the function scope) while let variables are scoped …
linux - What goes in /var? - Stack Overflow
Aug 29, 2013 · 123 That description of /var is self-contradictory. /var contains things that are prone to change, such as websites, temporary files (/var/tmp) and databases. The name is an abbreviation of …
javascript - Difference between var = {} and var ... - Stack Overflow
Possible Duplicate: Objects vs arrays in Javascript for key/value pairs I have a variable in JavaScript which I am using like a hash. I can initialize it like: var selected = []; or var selec...
c# - How to initialize var? - Stack Overflow
May 25, 2010 · C# is a strictly/strongly typed language. var was introduced for compile-time type-binding for anonymous types yet you can use var for primitive and custom types that are already known at …
Access files in /var/mobile/Containers/Data/Application without ...
Jun 27, 2016 · A program logs some message in directory /var/mobile/Containers/Data/Application on iPhone. Is there any way I can get access to this directory without jailbreaking iPhone?
When should you use "var", "let", or "const" in JavaScript code
Apr 13, 2023 · I came across JavaScript variables and realized there are three different ways to go about them (var, let and const). Do they each have a specific purpose or you can just use one …
Var keyword in Java - Stack Overflow
Jul 24, 2020 · Motivation for var keyword: Remember, that the only stated purpose of using var, according to the language designers (since JDK 10+), has been the point to beautify the code and …
What is indirect expansion? What does $ {!var*} mean?
Dec 15, 2011 · What is indirect expansion? What does $ {!var*} mean? Asked 14 years, 2 months ago Modified 11 months ago Viewed 80k times
var functionName = function() {} vs function functionName() {}
Dec 3, 2008 · The second one (var doSomething = function(x){ alert(x);}) is simply creating an anonymous function and assigning it to a variable, doSomething. So doSomething () will call the …