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Remove all special characters, punctuation and spaces from string
I need to remove all special characters, punctuation and spaces from a string so that I only have letters and numbers.
16 A...
What do numbers using 0x notation mean?
What does a 0x prefix on a number mean?
5 Answers
5
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Convert string in base64 to image and save on filesystem in Python
I have a string in base64 format, which represents PNG image. Is there a way to save this image to the filesystem, as a PNG file?
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Importing modules from parent folder
...t can matter if somewhere else then the parentdir, but in one of the paths allready specified in sys.path, there is another module with the name 'mymodule'. Inserting the parentdir as the first element of the sys.path list assures that the module from parentdir will be imported instead.
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Can Objective-C switch on NSString?
... @abbood For more information about enum, see the posting NS_ENUM & NS_OPTIONS by Mattt Thompson.
– Basil Bourque
Oct 21 '13 at 21:32
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Passing base64 encoded strings in URL
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en.wikipedia.org/wiki/Base64#URL_applications — it says clearly that escaping ‘makes the string unnecessarily longer’ and mentions the alternate charset variant.
– Michał Górny
Sep 3 '09 at 23:02
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HTML Entity Decode [duplicate]
...de creates an empty (detached from DOM) div and sets it's innerHTML and finally retrieved back as normal text. It's not surrounding it with a DIV, but putting it in a div. I putting some emphasis over this since it's crucial to understand how jQuery works.
– Christian
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'python' is not recognized as an internal or external command [duplicate]
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You need to add that folder to your Windows Path:
https://docs.python.org/2/using/windows.html Taken from this question.
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IF… OR IF… in a windows batch file
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The zmbq solution is good, but cannot be used in all situations, such as inside a block of code like a FOR DO(...) loop.
An alternative is to use an indicator variable. Initialize it to be undefined, and then define it only if any one of the OR conditions is true. Then use ...
How to detect Ctrl+V, Ctrl+C using JavaScript?
...paste"></textarea>
<br><br>
<h3>Ctrl+c Ctrl+v allowed</h3>
<textarea></textarea>
Also just to clarify, this script requires the jQuery library.
Codepen demo
EDIT: removed 3 redundant lines (involving e.which) thanks to Tim Down's suggestion (s...