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How do I draw a shadow under a UIView?
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How to disable Crashlytics during development
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How to specify test directory for mocha?
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What should Xcode 6 gitignore file include?
What should the typical .gitignore include for Xcode 6?
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Can I have an IF block in DOS batch file?
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How to include (source) R script in other scripts
...xample:
if(!exists("foo", mode="function")) source("util.R")
(Edited to include mode="function", as Gavin Simpson pointed out)
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How do I (or can I) SELECT DISTINCT on multiple columns?
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Using std Namespace
...lt;algorithm> or it's been pulled in by a seemingly unrelated header.
#include <algorithm>
using namespace std;
int count = 0;
int increment()
{
return ++count; // error, identifier count is ambiguous
}
The error is typically long and unfriendly because std::count is a template wit...
What does “#pragma comment” mean?
...m "compiler directives." They direct the compiler to do things, branching, including libs like shown above, disabling specific errors etc., during the compilation phase.
Compiler companies usually create their own extensions to facilitate their features. For example, (I believe) Microsoft started t...