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How do you clear the focus in javascript?
... In 2013, the browser share of Firefox 2 is substantially less than 0.66%, and the simple document.activeElement.blur() is the best way to achieve this effect.
– chowey
Nov 28 '13 at 21:57
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Using an SSH keyfile with Fabric
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Also worth mentioning here that you can use the command line args for this:
fab command -i /path/to/key.pem [-H [user@]host[:port]]
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Convert to absolute value in Objective-C
...s(double), or fabsl(long double).
Those functions are all part of the C standard library, and so are present both in Objective-C and plain C (and are generally available in C++ programs too.)
(Alas, there is no habs(short) function. Or scabs(signed char) for that matter...)
Apple's and GNU's Ob...
How do I enable TODO/FIXME/XXX task tags in Eclipse?
...ecause I have been using those tags for as long as I've been using Eclipse and I have never seen one of them appear in the task list. Can anyone indicate how to enable this feature? I see no preferences option anywhere that says anything to the effect of 'Let my source code tags appear in the task l...
jQuery - add additional parameters on submit (NOT ajax)
...answer, but added the NAME attribute to let it show in the form collection and changed VALUE to VAL
Also checked the ID of the FORM (form1 in my case)
used the Firefox firebug to check whether the element was inserted.
Hidden elements do get posted back in the form collection, only read-only field...
Newline in JLabel
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Surround the string with <html></html> and break the lines with <br/>.
JLabel l = new JLabel("<html>Hello World!<br/>blahblahblah</html>", SwingConstants.CENTER);
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Get a filtered list of files in a directory
...noticed that the Python docs say glob() "is done by using the os.listdir() and fnmatch.fnmatch() functions in concert, and not by actually invoking a subshell". In other words, glob() doesn't have the efficiency improvements one might expect.
– Ben Hoyt
Feb 11 ...
How to print the contents of RDD?
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foreach itself will first "materialize" the RDD and then run println on each element, so collect is not really needed here (although you can use it, of course)...
– fedragon
Apr 20 '14 at 10:10
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How to center horizontally div inside parent div
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I am assuming the parent div has no width or a wide width, and the child div has a smaller width. The following will set the margin for the top and bottom to zero, and the sides to automatically fit. This centers the div.
div#child {
margin: 0 auto;
}
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How does one make a Zip bomb?
...compress that into a ZIP file, make 10 copies, pack those into a ZIP file, and repeat this process 9 times.
This way, you get a file which, when uncompressed completely, produces an absurd amount of data without requiring you to start out with that amount.
Additionally, the nested archives make ...