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Swift performSelector:withObject:afterDelay: is unavailable [duplicate]
I have an app in Objective C that I'm transitioning to Swift. In Objective C, I have this method:
3 Answers
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Check empty string in Swift?
...isEmpty {
print("Nothing to see here")
}
Apple Pre-release documentation: "Strings and Characters".
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What's a Good Javascript Time Picker? [closed]
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This one is far better: weareoutman.github.io/clockpicker
– Stefan Steiger
Apr 19 '16 at 15:17
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Why is x86 ugly? Why is it considered inferior when compared to others? [closed]
... in one of them is smaller.
Pros and cons:
The RISC instructionss may be mixed with surrounding code to improve instruction scheduling, this is less of a possibility with x86 which instead does this work (more or less well depending on the sequence) inside the CPU itself. The RISC sequence above w...
PHP global in functions
... of an issue when it's classes from the same namespace, but when you start mix from different namespaces, you are creating a tangled mess.
Reuse is severly hampered by all of the above. So is unit-testing.
Also, your function signatures are lying when you couple to the global scope
function fn()
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Is It Possible to NSLog C Structs (Like CGRect or CGPoint)?
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NSLog(@"%@", NSStringFromCGPoint(cgPoint));
There are a number of functions provided by UIKit that convert the various CG structs into NSStrings. The reason it doesn't work is because %@ signifies an object. A CGPoint is a C struct (and so are CGRects and CGSizes).
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UnicodeDecodeError: 'utf8' codec can't decode byte 0xa5 in position 0: invalid start byte
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The error is because there is some non-ascii character in the dictionary and it can't be encoded/decoded. One simple way to avoid this error is to encode such strings with encode() function as follows (if a is the string with non-ascii character):
a.encode('utf-8').strip()
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Adding a newline into a string in C#
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But I need to write this information in a text file like this fkdfdsfdflkdkfk@ dfsdfjk72388389@ kdkfkdfkkl@ jkdjkfjd@ jjjk@ The New line character is not effective in the text file.
– balaweblog
Oct 22 '08 at 4:08
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How to copy a directory using Ant
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I gather that the idea of SO is collective curation, which is why anyone can edit someone else's question (though you need a lot of rep to skip the edit review).
– Andrew Spencer
Oct 10 '13 at 11:23
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Failed to build gem native extension (installing Compass)
When I attempt to install the latest version of compass ( https://rubygems.org/gems/compass/versions/1.0.0.alpha.17 ), I get the following error.
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