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How do I remove duplicate items from an array in Perl?
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You can do something like this as demonstrated in perlfaq4:
sub uniq {
my %seen;
grep !$seen{$_}++, @_;
}
my @array = qw(one two three two three);
my @filtered = uniq(@array);
print "@filtered\n";
Outputs:
one two three
If you want ...
Deleting a file in VBA
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1.) Check here. Basically do this:
Function FileExists(ByVal FileToTest As String) As Boolean
FileExists = (Dir(FileToTest) <> "")
End Function
I'll leave it to you to figure out the various error handling needed but th...
How to convert std::string to LPCSTR?
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rubenvb
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answered Jul 29 '09 at 13:21
Lou FrancoLou ...
Is there a better way to run a command N times in bash?
I occasionally run a bash command line like this:
19 Answers
19
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Format JavaScript date as yyyy-mm-dd
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Peter Mortensen
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answered May 11 '14 at 13:18
user3470953user3...
Should I learn C before learning C++? [closed]
.... One was particularly good - a sort of FPS asteroids game. I decided to take a peek in the src directory to find it was done in C++ (most of the other projects were Java 3D apps).
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How to install an APK file on an Android phone?
...application on my computer ( Eclipse environment), and I have built an APK file. How do I transfer the APK file to my Android phone for testing?
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cURL equivalent in Node.js?
I'm looking to use information from an HTTP request using Node.js (i.e. call a remote web service and echo the response to the client).
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SQL SELECT WHERE field contains words
I need a select which would return results like this:
15 Answers
15
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Getting and removing the first character of a string
I would like to do some 2-dimensional walks using strings of characters by assigning different values to each character. I was planning to 'pop' the first character of a string, use it, and repeat for the rest of the string.
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