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How can I get the ID of an element using jQuery?
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If you need an attribute of HMTL5 data-** then use something like this: return $('.selector').map(function(i, dom){ return $(dom).attr('data-id'); })
– revoke
Nov 21 '14 at 13:00
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How do I make JavaScript beep?
...ctly in JavaScript. You'll need to embed a short WAV file in the HTML, and then play that via code.
An Example:
<script>
function PlaySound(soundObj) {
var sound = document.getElementById(soundObj);
sound.Play();
}
</script>
<embed src="success.wav" autostart="false" width="0" ...
How to send commands when opening a tmux session inside another tmux session?
...roblems getting it to work from ~/.tmux.conf (or a Prefix : command line), then you might try similar quoting (i.e. bind-key -n 'C-\' send-prefix).
– Chris Johnsen
Jan 25 '13 at 2:29
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When to use single quotes, double quotes, and backticks in MySQL
... set as table or column identifiers, including whitespace for example, but then you must quote (backtick) them.
Also, although numbers are valid characters for identifiers, identifiers cannot consist solely of numbers. If they do they must be wrapped in backticks.
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What is the quickest way to HTTP GET in Python?
...l. It's nothing more than r = urllib2.urlopen("http://blah.com/blah") and then text = r.read(). It is sync, it just waits for the result in "text".
– Fattie
Dec 11 '16 at 18:24
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How to remove an element slowly with jQuery?
...get.hide('slow', function(){ $target.remove(); });
to run the animation, then remove it from DOM
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MySQL check if a table exists without throwing an exception
...n set or to other things. Some might prefer the if/ else if/else. Which is then to remove or and then supply if/else if/else.
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unix - head AND tail of file
...(head; tail) < file.txt
And if you need to uses pipes for some reason then like this:
cat file.txt | (head; tail)
Note: will print duplicated lines if number of lines in file.txt is smaller than default lines of head + default lines of tail.
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Lazy Method for Reading Big File in Python?
...urns 1k chunks: buf_iter = (x for x in iter(lambda: buf.read(1024), '')). Then for chunk in buf_iter: to loop through the chunks.
– berto
Mar 26 '18 at 15:43
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Should I prefer pointers or references in member data?
...tialize the member after a special function call ( init() for example) and then you simply have no choice but to use a pointer. BUT : use asserts in all your member function to quickly detect wrong pointer state!
In cases where you want the object lifetime to be dependent on an external object's li...