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clang error: unknown argument: '-mno-fused-madd' (python package installation failure)
I get the following error when attempting to install psycopg2 via pip on Mavericks 10.9:
14 Answers
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NSLog the method name with Objective-C in iPhone
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print(__FUNCTION__) // Swift
NSLog(@"%@", NSStringFromSelector(_cmd)); // Objective-C
Swift 3 and above
print(#function)
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Uses for the Java Void Reference Type?
...ce type . The only situation I have ever seen it used is to parameterize Callable s
11 Answers
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IIS does not list a website that matches the launch url
...ny problems (prior to that i got error messages stating that i have to manually adjust these)
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How to use clock() in C++
How do I call clock() in C++ ?
7 Answers
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How to disable scrolling temporarily?
...e scrolling is that when you scroll while scrollTo is animating, it gets really ugly ;)
35 Answers
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Longest line in a file
...ing for a simple way to find the length of the longest line in a file. Ideally, it would be a simple bash shell command instead of a script.
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How to read/process command line arguments?
I am originally a C programmer. I have seen numerous tricks and "hacks" to read many different arguments.
17 Answers
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Best way to give a variable a default value (simulate Perl ||, ||= )
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In PHP 7 we finally have a way to do this elegantly. It is called the Null coalescing operator. You can use it like this:
$name = $_GET['name'] ?? 'john doe';
This is equivalent to
$name = isset($_GET['name']) ? $_GET['name']:'john doe'...
Group by multiple columns in dplyr, using string vector input
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Does the call to one_of() do anything here? I think it is redundant in this context, as the expression is wrapped in a call to vars().
– knowah
Aug 15 '19 at 14:13
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