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PHP: How to remove all non printable characters in a string?
...the other answers here do not take into account unicode characters (e.g. öäüßйȝîûηыეமிᚉ⠛ ). In this case you can use the following:
$string = preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F-\x9F]/u', '', $string);
There's a strange class of characters in the range \x80-\x9F (J...
Get the correct week number of a given date
...dn.microsoft.com/shawnste/2006/01/24/…
– Juha Palomäki
Jan 31 '17 at 22:45
1
Your link is in i...
Dump a mysql database to a plaintext (CSV) backup from the command line
...s to 777 - stackoverflow.com/a/32737616/1707015.
– qräbnö
Aug 15 at 13:02
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How do I run only specific tests in Rspec?
...superbly documented here. See the --tag option section for details.
As of v2.6 this kind of tag can be expressed even more simply by including the configuration option treat_symbols_as_metadata_keys_with_true_values, which allows you to do:
describe "Awesome feature", :awesome do
where :awesome i...
How do I pause my shell script for a second before continuing?
I have only found how to wait for user input. However, I only want to pause so that my while true doesn't crash my computer.
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How to write a UTF-8 file with Java?
...te APIs were introduced. It looks like the write APIs were introduced from v2.0 onwards.
– A_M
May 13 '14 at 8:15
Just...
What is a rune?
...y works only for ASCII characters and not for accended characters such as 'ä', let alone more complicated cases like the 'ı' (U+0131). Go has special functions to map to lower case such as unicode.ToLower(r rune) rune.
– topskip
Oct 11 '13 at 6:06
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Are soft deletes a good idea? [duplicate]
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+1: I always soft-delete.
– KMån
Mar 31 '10 at 5:45
3
so you don't have t...
Ruby convert Object to Hash
...official documentation (like the ruby CHANGELOG, github.com/ruby/ruby/blob/v2_1_0/NEWS) uses # for instance methods and the dot for class methods pretty consistently.
– levinalex
Apr 14 '15 at 16:25
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Making button go full-width?
...otstrap v3 & v4
Use btn-block class on your button/element
Bootstrap v2
Use input-block-level class on your button/element
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