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Remove all but numbers from NSString
I have an NSString (phone number) with some parenthesis and hyphens as some phone numbers are formatted. How would I remove all characters except numbers from the string?
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Removing colors from output
I have some script that produces output with colors and I need to remove the ANSI codes.
13 Answers
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GIT commit as different user without email / or only email
I'm trying to commit some changes as a different user, but i do not have a valid email address, following command is not working for me:
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TypeError: module.__init__() takes at most 2 arguments (3 given)
I have defined a class in a file named Object.py . When I try to inherit from this class in another file, calling the constructor throws an exception:
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HTML text-overflow ellipsis detection
I have a collection of block elements on a page. They all have the CSS rules white-space, overflow, text-overflow set so that overflowing text is trimmed and an ellipsis is used.
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image processing to improve tesseract OCR accuracy
I've been using tesseract to convert documents into text. The quality of the documents ranges wildly, and I'm looking for tips on what sort of image processing might improve the results. I've noticed that text that is highly pixellated - for example that generated by fax machines - is especially di...
Convert base class to derived class [duplicate]
...onstructor for my derived classes that accept a base class object as a parameter and copy over the property values. I don't really like this idea, so I'd like to avoid it if possible.
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Use of 'use utf8;' gives me 'Wide character in print'
...map { ord } split //, "鸡\n";'
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By default, Perl's IO layer assumes that it is working with single-byte characters. So when you try to print a multi-byte character, Perl thinks that something is wrong and gives you a warning. As ever, you can get more explanation for this error by includi...
Updating and committing only a file's permissions using git version control
Just turned an some.sh file into an executable ( chmod 755 ... ), the permissions were updated but not the content. Is there a way to commit the file into git, so that the executable bit will be restored/set on clone / checkout / pull ?
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Removing white space around a saved image in matplotlib
I need to take an image and save it after some process. The figure looks fine when I display it, but after saving the figure, I got some white space around the saved image. I have tried the 'tight' option for savefig method, did not work either. The code:
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