Top "Variables" questions

python: how to identify if a variable is an array or a scalar

I have a function that takes the argument NBins. I want to make a call to this function with a …

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Initializing multiple variables to the same value in Java

I'm looking for a clean and efficient method of declaring multiple variables of the same type and of the same …

java variables initialization declaration

How can you dynamically create variables via a while loop?

I want to create variables dynamically via a while loop in Python. Does anyone have any creative means of doing …

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How do you create different variable names while in a loop?

For example purposes... for x in range(0,9): string'x' = "Hello" So I end up with string1, string2, string3... all equaling "Hello"

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How can I simulate an array variable in MySQL?

It appears that MySQL doesn't have array variables. What should I use instead? There seem to be two alternatives suggested: …

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How can I do division with variables in a Linux shell?

When I run commands in my shell as below, it returns an expr: non-integer argument error. Can someone please explain …

linux bash shell variables division

How can I pass variable to ansible playbook in the command line?

I'm new to ansible and wonder how to do so as the following didn't work ansible-playbook -i '10.0.0.1,' yada-yada.…

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Declaring multiple variables in JavaScript

In JavaScript, it is possible to declare multiple variables like this: var variable1 = "Hello, World!"; var variable2 = "Testing..."; var variable3 = 42; ...…

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What is the use of a private static variable in Java?

If a variable is declared as public static varName;, then I can access it from anywhere as ClassName.varName. I …

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Is there any way I can define a variable in LaTeX?

In LaTeX, how can I define a string variable whose content is used instead of the variable in the compiled …

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