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Are nested try/except blocks in python a good programming practice?
...
try:
return object.__getattribute__(item)
except AttributeError:
pass # fallback to dict
try:
return self.dict[item]
except KeyError:
raise AttributeError("The object doesn't have such attribute") from None
PS. has_key() has been deprecated for a l...
Keyboard shortcuts in WPF
...ed a specific key combination, Ctrl + 1. Unfortunately I got the following error:
'1' cannot be used as a value for 'Key'. Numbers are not valid enumeration values.
With a bit of further search, I modified @aliwa's answer to the following:
<Window.InputBindings>
<KeyBinding Gestu...
How to get the first non-null value in Java?
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this way makes it much less painful and less error prone to write the overloaded variants!
– les2
May 10 '10 at 18:45
2
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bash/fish command to print absolute path to a file
...ument is not a symbolic link, readlink will print nothing and exit with an error, so readlink won't work for this purpose on OSX
– SnoringFrog
Jan 14 '16 at 18:53
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Pass an array of integers to ASP.NET Web API?
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This gives me an error "An item with the same key has already been added.". It does however accept categoryids[0]=1&categoryids[1]=2& etc...
– Doctor Jones
Jul 11 '14 at 14:03
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How to add a new audio (not mixing) into a video using ffmpeg?
...orked for me. My original audio was being overwritten, or I was getting an error like "failed to map memory" with the more complex 'amerge' example. It seems I needed -filter_complex amix.
ffmpeg -i videowithaudioyouwanttokeep.mp4 -i audiotooverlay.mp3 -vcodec copy -filter_complex amix -map 0:v -ma...
How do I create a basic UIButton programmatically?
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swift 3: gives error exped declaration at myButton.setTitle("Hi, Click")
– Xcodian Solangi
Dec 20 '17 at 9:14
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Get the distance between two geo points
... distances. The larger the distance between the two points, the larger the error compared to the exact Haversine formulæ.
– Laurent Grégoire
Aug 8 '19 at 8:31
add a comment
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Android equivalent of NSUserDefaults in iOS
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I fixed the error in the code (was calling the non-existent getPreferences, not getSharedPreferences).
– Ben Clayton
Oct 19 '12 at 14:08
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Correct format specifier for double in printf
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Note that g++ rejects %lf when compiling with -Wall -Werror -pedantic: error: ISO C++ does not support the ‘%lf’ gnu_printf format
– kynan
Jun 10 '13 at 12:16
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