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Shortcuts in Objective-C to concatenate NSStrings
...her option has many upvotes, I think this is the best answer if you don't know all your strings upon construction. Every time you append a string, you're creating a lot of overhead. Using a mutable string removes that problem.
– Eli
Dec 22 '09 at 1:25
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snprintf and Visual Studio 2010
...es the C99 support brief for MSVC 2013. As snprintf() family functions are now a part of C++11 standard, MSVC lags behind clang and gcc in C++11 implementation!
– fnisi
Jun 3 '14 at 23:24
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iPhone/iOS JSON parsing tutorial [closed]
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Since It's now 2012 and iOS6 is imminent - that's more likely to be the case.
– Abizern
Jul 24 '12 at 9:26
1
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Split column at delimiter in data frame [duplicate]
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Also, is there a way to do it if you don't know the number of columns which would result?
– The Red Pea
Oct 26 '15 at 20:42
2
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@ character before a function call
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Prefer to put zero, but if that works, great didn't know about it :)
– AntonioCS
Jan 5 '10 at 8:54
1
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How to check if an NSDictionary or NSMutableDictionary contains a key?
...values. Even @NO, @0, and [NSNull null] evaluate as true.
Edit: Swift is now a thing.
For Swift you would try something like the following
if let value = myDictionary[myKey] {
}
This syntax will only execute the if block if myKey is in the dict and if it is then the value is stored in the va...
External resource not being loaded by AngularJs
... application document using the same
protocol.
With that in place, I'm now able to bind directly to any Youtube link.
You'll obviously have to customise the regex to your needs. Hope it helps!
share
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What does enumerate() mean?
...by Brett Slatkin and he shows another way to iterate over a list and also know the index of the current item in the list but he suggests that it is better not to use it and to use enumerate instead.
I know you asked what enumerate means, but when I understood the following, I also understood how en...
Git Bash is extremely slow on Windows 7 x64
... Didn't help me, but helped the export PS1='$' mentioned below. So I know for me the problem is the terminal line.
– Koshmaar
Feb 8 '16 at 10:52
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How to get distinct values for non-key column fields in Laravel?
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Well, I have this issue where, if you now want to check if an item exists by using the in_array() function, it never works. To fix it, I tried ->lists() instead (Version 5.2). So, $users = User::select('name')->groupBy('name')->lists('name'); worked fine...