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What's a quick way to test to see a file exists?
...s = FileManager.default.fileExists(atPath: somePath)
Thanks to Nikolay Suvandzhiev.
Objective-C (Original):
BOOL fileExists = [[NSFileManager defaultManager] fileExistsAtPath:somePath];
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setting multiple column using one update
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How to do joins in LINQ on multiple fields in single join
... work fine. LINQ can only represent equijoins (with join clauses, anyway), and indeed that's what you've said you want to express anyway based on your original query.
If you don't like the version with the anonymous type for some specific reason, you should explain that reason.
If you want to do s...
How do I alias commands in git?
... st = status
ci = commit -v
Or you can use the git config alias command:
$ git config --global alias.st status
On unix, use single quotes if the alias has a space:
$ git config --global alias.ci 'commit -v'
On windows, use double quotes if the alias has a space or a command line argume...
How do you rename a table in SQLite 3.0?
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Is [CallerMemberName] slow compared to alternatives when implementing INotifyPropertyChanged?
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What are the most common non-BMP Unicode characters in actual use? [closed]
... at statistics of text usage on the Web from the Common Crawl, by the way, and found that emoji are also the most common non-BMP characters on the Web now. They're not as common as on Twitter, of course. ???? is still the most common one.
– rspeer
Aug 12 '15 at...
Removing the title text of an iOS UIBarButtonItem
... answered Jan 8 '14 at 3:35
andyleehaoandyleehao
2,41211 gold badge1212 silver badges88 bronze badges
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Copy text to clipboard with iOS
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Rails Migration: Remove constraint
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