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Count number of matches of a regex in Javascript
... mentioned in my earlier answer, you can use RegExp.exec() to iterate over all matches and count each occurrence; the advantage is limited to memory only, because on the whole it's about 20% slower than using String.match().
var re = /\s/g,
count = 0;
while (re.exec(text) !== null) {
++count;
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What happens if you call erase() on a map element while iterating from begin to end?
...o I need to collect the keys in another container and do a second loop to call the erase()?
3 Answers
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Formula to determine brightness of RGB color
...Note that both of these emphasize the physiological aspects: the human eyeball is most sensitive to green light, less to red and least to blue.
– Bob Cross
Feb 27 '09 at 19:28
18
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Callback of .animate() gets called twice jquery
Since I added some scrollTop -animation, some parts of my callback get called twice:
2 Answers
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How do you convert a jQuery object into a string?
...est').clone()).html();
This is explained in more depth here, but essentially you make a new node to wrap the item of interest, do the manipulations, remove it, and grab the HTML.
If you're just after a string representation, then go with new String(obj).
Update
I wrote the original answer in 2...
How to build a framework or library for other developers, the secure way? [closed]
...:
Check out the link featherless added below -- it is much more recent and all on one page: http://github.com/jverkoey/iOS-Framework. It also lays out the issues with several other approaches. This is the guide I now follow when trying to remember what to do when setting up a new framework. :)
Updat...
How enable auto-format code for Intellij IDEA?
...
Yes, but I would like this to happen automatically without any of pressing a hotkey.
– 0x131313
Jul 26 '13 at 11:40
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Deploy a project using Git push
...ile (again, on the server):
chmod +x .git/hooks/post-update
Now, just locally push to your web server and it should automatically update the working copy:
git push production
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How to assign an exec result to a sql variable?
How do you assign the result of an exec call to a variable in SQL? I have a stored proc called up_GetBusinessDay , which returns a single date.
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How to use “/” (directory separator) in both Linux and Windows in Python?
...llapses redundant uplevel references... i.e., A/B and A/foo/../B and A/./B all become A/B. And if you are Windows, these all become A\B.
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