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Python `if x is not None` or `if not x is None`?
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1029
There's no performance difference, as they compile to the same bytecode:
Python 2.6.2 (r262:7...
How do I export UIImage array as a movie?
...Keys:
AVVideoCodecH264, AVVideoCodecKey,
[NSNumber numberWithInt:640], AVVideoWidthKey,
[NSNumber numberWithInt:480], AVVideoHeightKey,
nil];
AVAssetWriterInput* writerInput = [[AVAssetWriterInput
assetWriterInputWithMediaType:AVMediaTypeVideo
outputSettings:videoSettings] re...
Change text color of one word in a TextView
...e html.
String first = "This word is ";
String next = "<font color='#EE0000'>red</font>";
t.setText(Html.fromHtml(first + next));
But this will require you to rebuild the TextView when (if?) you want to change the color, which could cause a hassle.
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Why (0-6) is -6 = False? [duplicate]
...is. For instance, PyPy implemented the id of integer to return itself, so (0-6) is -6 is always true even if they are "different objects" internally; it also allows you to configure whether to enable this integer caching, and even set the lower and upper bounds. But in general, objects retrieved fro...
emacs, unsplit a particular window split
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You can use the C-x0 key combination to delete the current window.
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Does .NET have a way to check if List a contains all items in List b?
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answered Oct 5 '09 at 15:06
Jon SkeetJon Skeet
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How do I download a tarball from GitHub using cURL?
...on to follow redirects:
curl -L https://github.com/pinard/Pymacs/tarball/v0.24-beta2 | tar zx
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How can one see content of stack with GDB?
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70
Use:
bt - backtrace: show stack functions and args
info frame - show stack start/end/args/loca...
How do you access a website running on localhost from iPhone browser
...ess network. How do I access localhost from the iPhone? Right now I get a 404 error.
26 Answers
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How to add multiple columns to a table in Postgres?
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answered Mar 10 '11 at 14:15
Erkan HaspulatErkan Haspulat
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