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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...
What are the differences between Rust's `String` and `str`?
...r fewer bytes than there were before (e.g. replacing an a (1 byte) with an ä (2+ bytes) would require making more room in the str). There are specific methods that can modify a &mut str in place, mostly those that handle only ASCII characters, like make_ascii_uppercase.
2 Dynamically sized type...
How to check that a string is an int, but not a double, etc.?
... for non-numeric strings: is_int("abc"+0) is true
– Kai Pommerenke
Jan 29 '13 at 18:07
1
True, it...
What does %~d0 mean in a Windows batch file?
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The magic variables %n contains the arguments used to invoke the file: %0 is the path to the bat-file itself, %1 is the first argument after, %2 is the second and so on.
Since the arguments are often file paths, there is some additional syntax to extr...
Converting between strings and ArrayBuffers
Is there a commonly accepted technique for efficiently converting JavaScript strings to ArrayBuffers and vice-versa? Specifically, I'd like to be able to write the contents of an ArrayBuffer to localStorage and to read it back.
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How do I add an existing directory tree to a project in Visual Studio?
...r. How can you do if you just want to reference some folders and files contained in an other project on your computer ?
– hico
Aug 7 '13 at 10:16
5
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Compression/Decompression string with C#
... only for UTF8-based things. If you add in, say, Swedish characters like åäö to the string value you're serialize/deserializing it will fail a round-trip test :/
– bc3tech
Aug 21 '19 at 12:32
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Convert a binary NodeJS Buffer to JavaScript ArrayBuffer
... Dec 18 '17 at 15:14
Linus Unnebäck
14k99 gold badges5959 silver badges7575 bronze badges
answered Jun 12 '13 at 11:20
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Django Setup Default Logging
...ation was not found in Django documentation.
– Eino Mäkitalo
Mar 12 '13 at 10:11
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What is the fastest way to check if a class has a function defined?
I'm writing an AI state space search algorithm, and I have a generic class which can be used to quickly implement a search algorithm. A subclass would define the necessary operations, and the algorithm does the rest.
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