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Undo working copy modifications of one file in Git?
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what's the difference between HEAD and HEAD^?
– hasen
Mar 28 '09 at 22:06
63
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Can't install Ruby under Lion with RVM – GCC issues
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This answer was edited multiple times and now contains several alternative solutions. Try the simple “Edit 3” solution first.
Ruby 1.9.3-p125 and later have official support for clang, so if you are installing such a version you should not need GCC. If you...
Angular ng-if=“” with multiple arguments
I am trying to get started on angular development. And after reviewing the documentation some questions persist. How do i best write a ng-if with multiple arguments corresponding to
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How to include a child object's child object in Entity Framework 5
I am using Entity Framework 5 code first and ASP.NET MVC 3 .
4 Answers
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Reload the path in PowerShell
If I have an instance of PowerShell ISE running and I install something that modifies the PATH or I modify it in any way outside of PowerShell then I need to restart PowerShell for it to see the updated PATH variable.
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How do you sort a dictionary by value?
...consisting of keys & values, by value. For example, I have a hash of words and respective frequencies, that I want to order by frequency.
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Inline functions vs Preprocessor macros
...s in a function-like context, be advised that:
Macros are not type safe, and can be expanded regardless of whether they are syntatically correct - the compile phase will report errors resulting from macro expansion problems.
Macros can be used in context where you don't expect, resulting in proble...
Choosing a file in Python with simple Dialog
...ow from appearing
filename = askopenfilename() # show an "Open" dialog box and return the path to the selected file
print(filename)
Done!
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Why NSUserDefaults failed to save NSMutableDictionary in iOS?
...ins a list of object which implements NSCoding . Per document, NSString and NSArray both are conform to NSCoding .
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Paging UICollectionView by cells, not screen
I have UICollectionView with horizontal scrolling and there are always 2 cells side-by-side per the entire screen. I need the scrolling to stop at the begining of a cell. With paging enabled, the collection view scrolls the whole page, which is 2 cells at once, and then it stops.
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