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Sanitizing strings to make them URL and filename safe?
...od job of sanitizing certain strings so that they are safe to use in the URL (like a post slug) and also safe to use as file names. For example, when someone uploads a file I want to make sure that I remove all dangerous characters from the name.
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Why do python lists have pop() but not push()
Does anyone know why Python's list.append function is not called list.push given that there's already a list.pop that removes and returns the last element (that indexed at -1) and list.append semantic is consistent with that use?
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How to get image height and width using java?
Is there any other way besides using ImageIO.read to get image height and width?
13 Answers
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How to programmatically cause a core dump in C/C++
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Raising of signal number 6 (SIGABRT in Linux) is one way to do it (though keep in mind that SIGABRT is not required to be 6 in all POSIX implementations so you may want to use the SIGABRT value itself if this is anything other than quick'n'dirty debug code).
#include <signal.h>
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Python datetime to string without microsecond component
I'm adding UTC time strings to Bitbucket API responses that currently only contain Amsterdam (!) time strings. For consistency with the UTC time strings returned elsewhere, the desired format is 2011-11-03 11:07:04 (followed by +00:00 , but that's not germane).
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How to generate a random int in C?
Is there a function to generate a random int number in C? Or will I have to use a third party library?
27 Answers
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ERROR 1044 (42000): Access denied for user ''@'localhost' to database 'db'
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No, you should run mysql -u root -p in bash, not at the MySQL command-line.
If you are in mysql, you can exit by typing exit.
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Does C have a “foreach” loop construct?
Almost all languages have a foreach loop or something similar. Does C have one? Can you post some example code?
12 Answer...
How do I delete NuGet packages that are not referenced by any project in my solution?
... There are packages that appear in the package manager (and the packages folder) that I cannot delete (I believe they are legacy ASP.NET NuGet packages that have been replaced with new package names with the new version. They each have only a Manage button -- but no uninstall button. And when y...
When NOT to call super() method when overriding?
When I make my own Android custom class, I extend its native class. Then when I want to override the base method, I always call super() method, just like I always do in onCreate , onStop , etc.
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