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Remove non-numeric characters (except periods and commas) from a string
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339
You could use preg_replace to swap out all non-numeric characters and the comma and period/ful...
Why doesn't Haskell's Prelude.read return a Maybe?
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edited Jan 23 '19 at 22:36
Chris Stryczynski
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Reference assignment operator in PHP, =&
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123
It's not deprecated and is unlikely to be. It's the standard way to, for example, make part of o...
How can bcrypt have built-in salts?
...tabase, a bcrypt "hash" might look something like this:
$2a$10$vI8aWBnW3fID.ZQ4/zo1G.q1lRps.9cGLcZEiGDMVr5yUP1KUOYTa
This is actually three fields, delimited by "$":
2a identifies the bcrypt algorithm version that was used.
10 is the cost factor; 210 iterations of the key derivation function...
How do I remove a project configuration in Visual Studio 2008?
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Matthias
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answered Jan 29 '09 at 15:14
TimboTimbo
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jQuery: checking if the value of a field is null (empty)
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The value of a field can not be null, it's always a string value. this isn't entirely true. I've got a select containing no options. When I...
grepping using the “|” alternative operator
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You need to escape the |. The following should do the job.
grep "gene\|exon" AT5G60410.gff
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How to divide flask app into multiple py files?
...stikpixelistik
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Which data type for latitude and longitude?
...c if you need absolute precision. 2 bytes for each group of 4 digits, plus 3 - 8 bytes overhead.
Read the fine manual about numeric types and geometric types.
The geometry and geography data types are provided by the additional module PostGIS and occupy one column in your table. Each occupies 32...