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Apply .gitignore on an existing repository already tracking large number of files

... This answer solved my problem: First of all, commit all pending changes. Then run this command: git rm -r --cached . This removes everything from the index, then just run: git add . Commit it: git commit -m ".gitignore is now working" ...
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Having a UITextField in a UITableViewCell

...ath row] == 0) { playerTextField.placeholder = @"example@gmail.com"; playerTextField.keyboardType = UIKeyboardTypeEmailAddress; playerTextField.returnKeyType = UIReturnKeyNext; } else { playerTextField.placeholder = @"Required"; ...
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NullPointerException in Java with no StackTrace

...zed away, it's because it has gotten fully handled at least once: jawspeak.com/2010/05/26/… – sharakan Jun 19 '12 at 14:56 1 ...
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What does the “__block” keyword mean?

... It tells the compiler that any variable marked by it must be treated in a special way when it is used inside a block. Normally, variables and their contents that are also used in blocks are copied, thus any modification done to these vari...
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How to overcome “datetime.datetime not JSON serializable”?

... Updated for 2018 The original answer accommodated the way MongoDB "date" fields were represented as: {"$date": 1506816000000} If you want a generic Python solution for serializing datetime to json, check out @jjmontes' answer for a quick solution which requires ...
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Reducing MongoDB database file size

... UPDATE: with the compact command and WiredTiger it looks like the extra disk space will actually be released to the OS. UPDATE: as of v1.9+ there is a compact command. This command will perform a compaction "in-line". It will still need s...
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C# catch a stack overflow exception

...m from catching SO and how it was possible 1.1 (you mentioned that in your comment)? – M.kazem Akhgary Oct 24 '17 at 16:54  |  show 1 more com...
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Disabling implicit animations in -[CALayer setNeedsDisplayInRect:]

I've got a layer with some complex drawing code in its -drawInContext: method. I'm trying to minimize the amount of drawing I need to do, so I'm using -setNeedsDisplayInRect: to update just the changed parts. This is working splendidly. However, when the graphics system updates my layer, it's transi...
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Add all files to a commit except a single file?

.... The other two variants work without including the two dashes. (Tested in command prompt on Windows 7 with msysGit) – dennisschagt Nov 8 '14 at 14:06 2 ...
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Writing a git post-receive hook to deal with a specific branch

Here's my current hook in a bare repo that lives in the company's server: git push origin master This hooks pushes to Assembla. What i need is to push only one branch (master, ideally) when someone pushes changes to that branch on our server, and ignore pushes to other branches. Is it possible to...