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Save An Image To Application Documents Folder From UIView On IOS
...e these images in Core Data, since that can impact performance if the data set grows too large. Better to write the images to files.
NSData *pngData = UIImagePNGRepresentation(image);
This pulls out PNG data of the image you've captured. From here, you can write it to a file:
NSArray *paths = NS...
Member initialization while using delegated constructor
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SQL Server IIF vs CASE
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Efficient paging in SQLite with millions of records
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How do I use method overloading in Python?
...akes it more readable then having a single function with 20+ arguments all set to a default value (None most of the time) and then having to fiddle around using endless if, elif, else chains to find out what the caller actually wants our function to do with the provided set of arguments. This was lo...
Multiple commands on a single line in a Windows batch file
...m the command line. If you're doing this inside a script, you can just use setlocal:
@setlocal enableextensions enabledelayedexpansion
@echo off
echo !time! & ping 127.0.0.1 >nul: & echo !time!
endlocal
share
...
vertical & horizontal lines in matplotlib
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Xcode 4.2 - declaration of '…' will not be visible outside of this function warning
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How to push to a non-bare Git repository?
...when you go back to the remote repo, you'll most likely want to do a git reset --hard HEAD to get the work tree in sync with the content that was pushed. This can be dangerous, because if there are any uncommitted changes in the remote work tree that you wanted to keep it will wipe them out. Be sure...
What does the tilde (~) mean in my composer.json file?
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