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How do I match any character across multiple lines in a regular expression?
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Print Current Mercurial Revision Hash?
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Try:
hg id -i
Example:
$ hg id -i
adc56745e928
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Try-finally block prevents StackOverflowError
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Peter LawreyPeter Lawrey
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Most efficient way to store thousand telephone numbers
... (2^m - 1) * 10 bits. (10 bits is enough for storing a number less than 1024.)
The last k bits of all (reduced) phone numbers are stored contiguously in memory; so if k is, say, 7, then the first 7 bits of this block of memory (bits 0 thru 6) correspond to the last 7 bits of the first (reduced) pho...
How can I loop through a C++ map of maps?
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answered Dec 7 '14 at 16:39
RiotRiot
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How can I pass command-line arguments to a Perl program?
...m GetOpt::Long:
use Getopt::Long;
my $data = "file.dat";
my $length = 24;
my $verbose;
$result = GetOptions ("length=i" => \$length, # numeric
"file=s" => \$data, # string
"verbose" => \$verbose); # flag
Alternatively, @ARGV is a spe...
How to round a number to n decimal places in Java
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34 Answers
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Accurate way to measure execution times of php scripts
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14 Answers
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Most efficient method to groupby on an array of objects
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43 Answers
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