function Archives - IT Nursery

javascript, Programming

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Multiple arguments vs. options object

When creating a JavaScript function with multiple arguments, I am always confronted with this choice: pass a list of arguments vs. pass an ...

June 3, 2022
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javascript, Programming

IT Nursery

Why can I use a function before it’s defined in JavaScript?

This code always works, even in different browsers: function fooCheck() { alert(internalFoo()); // We are using internalFoo() here... return internalFoo(); // And here, ...

June 3, 2022
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angularjs, Programming

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Can I make a function available in every controller in angular?

If I have a utility function foo that I want to be able to call from anywhere inside of my ng-app declaration. Is ...

June 3, 2022
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language-agnostic, Programming

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Arguments or parameters? [duplicate]

This question already has answers here: What’s the difference between an argument and a parameter? (36 answers) Closed 9 years ago. I often ...

June 1, 2022
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bash, Programming

IT Nursery

How to determine function name from inside a function

If I have a Bash script like: #!/bin/bash f() { # echo function name, "f" in this case } Is there any way ...

June 1, 2022
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PHP, Programming

IT Nursery

How to Truncate a string in PHP to the word closest to a certain number of characters?

I have a code snippet written in PHP that pulls a block of text from a database and sends it out to a ...

May 31, 2022
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Programming, r

IT Nursery

Error: could not find function … in R

This is meant to be a FAQ question, so please be as complete as possible. The answer is a community answer, so feel ...

May 31, 2022
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Programming, r

IT Nursery

How to use R’s ellipsis feature when writing your own function?

The R language has a nifty feature for defining functions that can take a variable number of arguments. For example, the function data.frame ...

May 31, 2022
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Programming, Python

IT Nursery

How can I return two values from a function in Python?

I would like to return two values from a function in two separate variables. For example: def select_choice(): loop = 1 row = ...

May 30, 2022
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bash, Programming

IT Nursery

Passing a string with spaces as a function argument in Bash

I’m writing a Bash script where I need to pass a string containing spaces to a function in my Bash script. For example: ...

May 30, 2022
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