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How do you manage your gists on GitHub? [closed]
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Does it support Live markdown preview?
– MagePsycho
Aug 18 '19 at 8:52
add a comment
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Rotating videos with FFmpeg
...ion. Also Cloud services like Google Photos. However, remember that ffmpeg does not necessarily copy all metadata from the original file! Therefore, I would recommend to explicitly specify to copy all other metadata from original file: ffmpeg -i input.mp4 -codec copy -map_metadata 0 -metadata:s:v:0 ...
Best data type to store money values in MySQL
...ipt that uses IEEE-754 to store floating point numbers. This specification does not guarantee that 0.1 + 0.2 === 0.3 is true. Storing currency as an integer gives certainty that your application will not incur that kind of error. This may not be the best solution though. I arrived at this page while...
Uncatchable ChuckNorrisException
...n, but at runtime provide a class definition of ChuckNorrisException which does not extend Throwable.
UPDATE:
It doesn't work. It generates a verifier error:
Exception in thread "main" java.lang.VerifyError: (class: TestThrow, method: ma\
in signature: ([Ljava/lang/String;)V) Can only throw Throw...
Making git auto-commit
.... As written, it is a one shot commit for a one time change in a file. It does not work for the common case where editing a file creates a new inode with the original name. inotifywait -m apparently follows files by inode, not by name. Also, after the file has changed, it is not staged for git co...
IPC performance: Named Pipe vs Socket
...t end up with code that spends more time blocking for an IPC reply than it does doing useful work. Sure, non-blocking schemes help this, but those can be tricky. Spending years bringing old code into the modern age, I can say, the speedup is almost nil in the majority of cases I've seen.
If you rea...
How to show a dialog to confirm that the user wishes to exit an Android Activity?
...ack key here: android-developers.blogspot.com/2009/12/… Note that this does not allow you to catch other ways the user can leave your app: pressing home, selecting a notification, receiving a phone call, etc.
– hackbod
Feb 13 '10 at 19:56
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How can I combine two HashMap objects containing the same types?
...ethod agian. For this, i get null pointer exception with putAll method. it does not help using try/catch block. what should i do? I am apply if condition, that if size==o then don't apply putAll else apply it and so on....
– Mavin
Nov 28 '10 at 23:38
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Create an empty object in JavaScript with {} or new Object()?
... the 101st position has undefined in it; the only thing that number really does is change the value of the length property.
– Jason Bunting
Oct 31 '08 at 3:45
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How do I create a variable number of variables?
...'button_%d' % i) = tkinter.Button(root, text=i)
They soon find that this does not work.
If the program requires arbitrary variable "names," a dictionary is the best choice, as explained in other answers. However, if you're simply trying to create many variables and you don't mind referring to the...