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How to declare array of zeros in python (or an array of a certain size) [duplicate]
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Careful - this technique doesn't generalize to multidimensional arrays or lists of lists. Which leads to the List of lists changes reflected across sublists unexpectedly problem
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How to find whether or not a variable is empty in Bash
...ited Oct 30 '19 at 10:57
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered Jun 17 '10 at 17:09
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Is it good practice to NULL a pointer after deleting it?
I'll start out by saying, use smart pointers and you'll never have to worry about this.
18 Answers
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How do I commit case-sensitive only filename changes in Git?
...d them again. Is there a way that Git can be case-sensitive when checking for changes in file names? I have not made any changes to the file itself.
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Correct way to define Python source code encoding
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Check the docs here:
"If a comment in the first or second line of the Python script matches the regular expression coding[=:]\s*([-\w.]+), this comment is processed as an encoding declaration"
"The recommended forms of this expression are
# -*- coding: <encoding-name&...
How can I wait for set of asynchronous callback functions?
...ed:
Manual Counter
var ajaxCallsRemaining = 10;
var returnedData = [];
for (var i = 0; i < 10; i++) {
doAjax(whatever, function(response) {
// success handler from the ajax call
// save response
returnedData.push(response);
// see if we're done with the la...
Read file from line 2 or skip header row
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with open(fname) as f:
next(f)
for line in f:
#do something
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Windows: XAMPP vs WampServer vs EasyPHP vs alternative [closed]
...-hand, not using any package like those you're talking about.
It's a bit more work, yes; but knowing how to install and configure your environment is great -- and useful.
The first time, you'll need maybe half a day or a day to configure those. But, at least, you'll know how to do so.
And the nex...
How do you serve a file for download with AngularJS or Javascript?
... textarea. When a button is clicked I would like to have the text offered for download as a .txt file. Is this possible using AngularJS or Javascript?
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How to make a button redirect to another page using jQuery or just Javascript
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Without script:
<form action="where-you-want-to-go"><input type="submit"></form>
Better yet, since you are just going somewhere, present the user with the standard interface for "just going somewhere":
<a href="where-you-w...