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How to add anything in through jquery/javascript?
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You can select it and add to it as normal:
$('head').append('<link />');
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How to throw std::exceptions with variable messages?
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what's the difference between this and an std::stringstream? It appears to contain a stringstream, but has (as far as I can tell), no extra functionality.
– matts1
Sep 4 '16 at 1:43
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Looking for files NOT owned by someone
...vely look through directories to find files NOT owned by a particular user and I am not sure how to write this.
5 Answers
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Remove/hide a preference from the screen
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Yes, if you have a reference to both the Preference, and its parent (a PreferenceCategory, or PreferenceScreen)
myPreferenceScreen.removePreference(myPreference);
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How to handle command-line arguments in PowerShell
What is the "best" way to handle command-line arguments?
1 Answer
1
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IN vs OR in the SQL WHERE Clause
...rding to the manual for MySQL if the values are constant IN sorts the list and then uses a binary search. I would imagine that OR evaluates them one by one in no particular order. So IN is faster in some circumstances.
The best way to know is to profile both on your database with your specific dat...
bower command not found
I tried to install twitter bower on my Mac, and I used
5 Answers
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How to write into a file in PHP?
...s($filename, $content);
which is identical to calling fopen(), fwrite(), and fclose() successively to write data to a file.
Docs: file_put_contents
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What is the best way to test for an empty string with jquery-out-of-the-box?
...bed can be replaced by:
if (!a)
Because in javascript, an empty string, and null, both evaluate to false in a boolean context.
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do N times (declarative syntax)
...g
To complete this questions, here's a way to do call something() 1, 2 and 3 times respectively:
It's 2017, you may use ES6:
[1,2,3].forEach(i => Array(i).fill(i).forEach(_ => {
something()
}))
or in good old ES5:
[1,2,3].forEach(function(i) {
Array(i).fill(i).forEach(function() {...