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Passing parameters to addTarget:action:forControlEvents

...wsDetails: method here. You just create a selector to make button able to call it when certain action occurs (touch up in your case). Controls can use 3 types of selectors to respond to actions, all of them have predefined meaning of their parameters: with no parameters action:@selector(switchToN...
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Left Align Cells in UICollectionView

...ep their size, add the following at the top of the closure in the forEach call: guard layoutAttribute.representedElementCategory == .cell else { return } Objective-C: - (NSArray *)layoutAttributesForElementsInRect:(CGRect)rect { NSArray *attributes = [super layoutAttributesForElementsI...
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Accessing console and devtools of extension's background.js

...updated the picture. The triangle has been removed, that step now automatically happens when Developer mode is activated. – Rob W Oct 23 '14 at 9:28 ...
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Why call git branch --unset-upstream to fixup?

.... Once local branch L is set to track remote-tracking branch R, Git will call R its "upstream" and tell you whether you're "ahead" and/or "behind" the upstream (in terms of commits). It's normal (even recommend-able) for the local branch and remote-tracking branches to use the same name (except fo...
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How to pass command line arguments to a shell alias? [duplicate]

...k as you think it does. Because you are using double quotes the $1 is actually being evaluated to an empty string and the alias is actually the same as alias serve="python -m SimpleHTTPServer" and so whatever you pass after that alias is ALSO passed on the command line. If you try this set -x; al...
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Check if an image is loaded (no errors) with jQuery

...e you risk that the image might load (or encounter an error) before those callbacks are added, and they won't be called. – callum Feb 7 '12 at 11:32 19 ...
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Vim: Creating parent directories on save

...ries for files like ftp://* and !isdirectory will prevent expensive mkdir call. Update: sligtly better solution that also checks for non-empty buftype and uses mkdir(): function s:MkNonExDir(file, buf) if empty(getbufvar(a:buf, '&buftype')) && a:file!~#'\v^\w+\:\/' let dir=...
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How do I find which rpm package supplies a file I'm looking for?

...ly would come with the php-devel package. I guessed that yum would install the mod_files.sh file with the php-devel x86_64 5.1.6-23.2.el5_3 package, but the file appears to not to be installed on my filesystem. ...
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Error: Can't set headers after they are sent to the client

... 32 Answers 32 Active ...
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git remove merge commit from history

... Do git rebase -i <sha before the branches diverged> this will allow you to remove the merge commit and the log will be one single line as you wanted. You can also delete any commits that you do not want any more. The reason that your rebase wasn't working was that you weren't going ba...