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Formatting Phone Numbers in PHP
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109
$data = '+11234567890';
if( preg_match( '/^\+\d(\d{3})(\d{3})(\d{4})$/', $data, $matches ) ...
Why does Java switch on contiguous ints appear to run faster with added cases?
...ogram logic. Part of this code involves multiplying double variables by 10 raised to arbitrary non-negative int exponent s. One fast way (edit: but not the fastest possible, see Update 2 below) to get the multiplied value is to switch on the exponent :
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Difference between return and exit in Bash functions
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Using isKindOfClass with Swift
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KPMKPM
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Python: changing value in a tuple
...uence, the memory consumption of tuple (60-bytes for one-element) vs list (104 bytes) and make a difference. Another use case is for namedtuples since namedlist doesn't natively exist.
– Michael Scott Cuthbert
Aug 2 '15 at 17:46
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Fastest way to list all primes below N
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+100
Warning: timeit results may vary due to differences in hardware or
version of Python.
Below is a script which compares a number o...
Bash script to receive and repass quoted parameters
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answered Oct 21 '10 at 18:10
Dave DopsonDave Dopson
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Is short-circuiting logical operators mandated? And evaluation order?
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answered Mar 10 '09 at 0:37
Alex BAlex B
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How do I find out if first character of a string is a number?
...owLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\...
Escape regex special characters in a Python string
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answered Nov 17 '10 at 8:13
pyfuncpyfunc
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