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How to use a decimal range() step value?
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numpy is such an ubiquitous component of python that I consider this answer to be the most 'pythonic' of all.
– airstrike
Sep 11 '13 at 19:20
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Are loops really faster in reverse?
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@Dr.Dredel: It's not the comparison - it's the evaluation. 0 is faster to evaluate than array.length. Well, supposedly.
– Lightness Races in Orbit
Oct 30 '12 at 10:16
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Clear back stack using fragments
I ported my Android app to honeycomb and I did a big refactor in order to use fragments. In my previous version, when I pressed the Home button I used to do a ACTIVITY_CLEAR_TOP in order to reset the back stack.
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Identifying the dependency relationship for python packages installed with pip
...o get it run:
pip install pipdeptree
EDIT: as noted by @Esteban in the comments you can also list the tree in reverse with -r or for a single package with -p <package_name> so to find what installed Werkzeug you could run:
$ pipdeptree -r -p Werkzeug
Werkzeug==0.11.15
- Flask==0.12 [req...
filters on ng-model in an input
....1 there is 'ng-trim' directive that allows to disable this functionality (commit). So I've decided to use 1.1.1 to achieve exact functionality you described in your question.
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design a stack such that getMinimum( ) should be O(1)
...re's a solution which doesn't do that though, without wrecking the runtime complexity somewhere (e.g. making push/pop O(n)). Note that this doesn't change the complexity of the space required, e.g. if you've got a stack with O(n) space requirements, this will still be O(n) just with a different cons...
How to use HTML to print header and footer on every printed page of a document?
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Rotating videos with FFmpeg
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When I use this command, I get a low quality video output, unless -- as I've just discovered -- I use this parameter as well: -vcodec libx264. But it would be great if I didn't need to look up which encoding to use as ffmpeg should already k...
Missing file warnings showing up after upgrade to Xcode 4
... get before. I have looked through forums and other SO posts but have not come across how to fix this.
21 Answers
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Dynamically update values of a chartjs chart
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Update: Looks like chartjs has been updated (see comment below). There are some examples up that look very nice:
Here's an example of updating a line chart using new data: http://jsbin.com/yitep/5/edit
Here's how we can update existing data on a line chart: http://jsbin....