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Remove blank lines with grep
I tried grep -v '^$' in Linux and that didn't work. This file came from a Windows file system.
14 Answers
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Python speed testing - Time Difference - milliseconds
...etime.timedelta is just the difference between two datetimes ... so it's like a period of time, in days / seconds / microseconds
>>> import datetime
>>> a = datetime.datetime.now()
>>> b = datetime.datetime.now()
>>> c = b - a
>>> c
datetime.timedelta(0...
SVN upgrade working copy
...t 1.7.
With the command line client, you have to manually upgrade your working copy format by issuing the command svn upgrade:
Upgrading the Working Copy
Subversion 1.7 introduces substantial changes to the working copy
format. In previous releases of Subversion, Subversion would
autom...
How to have click event ONLY fire on parent DIV, not children?
...
If the e.target is the same element as this, you've not clicked on a descendant.
$('.foobar').on('click', function(e) {
if (e.target !== this)
return;
alert( 'clicked the foobar' );
});
.foobar {
padding: 20px; background: yellow;
}
span {
background: blu...
Scala how can I count the number of occurrences in a list
I want to implement it like this: list.count(2) (returns 3).
16 Answers
16
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Build a Basic Python Iterator
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arsars
99.7k2121 gold badges130130 silver badges129129 bronze badges
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Ignore Xcode warnings when using Cocoapods
...ny warnings in it, after the latest Xcode updates. (for example the Facebook SDK pod)
Now all these warnings are shown in my Xcode on the place I want to see my own warnings or errors.
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How can I get a Dialog style activity window to fill the screen?
...ger to expand the window to full width and height manually, but nothing works.
10 Answers
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How do I check whether a jQuery element is in the DOM?
...
Like this:
if (!jQuery.contains(document, $foo[0])) {
//Element is detached
}
This will still work if one of the element's parents was removed (in which case the element itself will still have a parent).
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Import CSV to SQLite
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Reaz Murshed
19.7k1111 gold badges6565 silver badges8080 bronze badges
answered Jul 5 '14 at 0:46
NumesSanguisNumesSan...