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AngularJS: ng-repeat list is not updated when a model element is spliced from the model array
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Remove "track by index" from the ng-repeat and it would refresh the DOM
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How to dynamically build a JSON object with Python?
...am playing with JSON data. I would like to dynamically build a JSON object by adding some key-value to an existing JSON object.
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Creating a UIImage from a UIColor to use as a background image for UIButton [duplicate]
...e to the UIColor object that you're trying to apply; the CGColor is backed by that UIColor, but ARC will deallocate the UIColor before you have a chance to use the CGColor.
The clearest solution is to have a local variable pointing to your UIColor with the objc_precise_lifetime attribute.
You ca...
Python pip install fails: invalid command egg_info
...version of setuptools to work, you might also have to uninstall distribute by hand or by deleting /usr/local/lib/python2.7/dist-packages/distribute-*
– Michael
Dec 26 '13 at 11:19
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HTTP response code for POST when resource already exists
...ty being PUT included changes to a resource which conflict with those made by an earlier (third-party) request, the server might use the 409 response to indicate that it can't complete the request. In this case, the response entity would likely contain a list of the differences between the two versi...
Why use armeabi-v7a code over armeabi code?
...e armeabi-v7a ABI uses the -mfloat-abi=softfp switch. So what do you mean by supports -mfloat-abi=hard?
– IgorGanapolsky
Aug 8 '16 at 13:06
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Removing empty lines in Notepad++
... Not sure as of when, but it would seem that this plugin is installed by default now. Slightly off-topic, but one of the other incredibly useful features, under TextFX > TextFX Tools, is line sorting, optionally removing duplicates. Very handy way of doing a Unix sort -u on a Windows box wit...
What algorithms compute directions from point A to point B on a map?
...ntirely right. You could enhance an existing algorithm to make use of this by simply adding the Great Circle Distance between the target node and the destination to the cost of the edge being evaluated. I'm actually not sure if our algorithm did that - but it's a very sensible optimization.
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emacs/elisp: What is the hash (pound, number sign, octothorp) symbol used for?
...lds t
The # can be used in front of a lambda expression indicating to the byte-compiler that the following expression can be byte compiled, see the docs for Anonymous Functions. But there's nothing to compile in the case of a symbol.
In general, it is used in the printed representation along with...
How to safely open/close files in python 2.4
...file, call f.close() to close it and free up any system resources taken up by the open file. After calling f.close(), attempts to use the file object will automatically fail.
Hence use close() elegantly with try/finally:
f = open('file.txt', 'r')
try:
# do stuff with f
finally:
f.close()...