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How to delete a file or folder?
...os.rmdir() removes an empty directory.
shutil.rmtree() deletes a directory and all its contents.
Path objects from the Python 3.4+ pathlib module also expose these instance methods:
pathlib.Path.unlink() removes a file or symbolic link.
pathlib.Path.rmdir() removes an empty directory.
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Homebrew install specific version of formula?
...en two installed versions. (*)
If you have been using homebrew for longer and never removed older versions (using, for example brew cleanup), chances are that some older version of your program may still be around. If you want to simply activate that previous version, brew switch is the easiest way...
Determining the last changelist synced to in Perforce
... the server using:
p4 changes -s submitted -m1
then sync to that change and record it in the revision info. The reason is as follows. Although Perforce recommends the following to determine the changelist to which the workspace is synced:
p4 changes -m1 @clientname
they note a few gotchas:
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print call stack in C or C++
... option. Note that names of "static" functions are not exposed,
and won't be
available in the backtrace.
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C library function to perform sort
Is there any library function available in C standard library to do sort?
7 Answers
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Single quotes vs. double quotes in C or C++
When should I use single quotes and double quotes in C or C++ programming?
12 Answers
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PHP function to make slug (URL string)
...t to have a function to create slugs from Unicode strings, e.g. gen_slug('Andrés Cortez') should return andres-cortez . How should I do that?
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Remove property for all objects in array
...bject in the array. Is there a better way to do it than using a for loop and deleting it from every object?
12 Answers
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Why does Java's Arrays.sort method use two different sorting algorithms for different types?
Java 6's Arrays.sort method uses Quicksort for arrays of primitives and merge sort for arrays of objects. I believe that most of time Quicksort is faster than merge sort and costs less memory. My experiments support that, although both algorithms are O(n log(n)). So why are different algorithms us...
Split Strings into words with multiple word boundary delimiters
...task but I've found no reference on the web. I have text with punctuation, and I want a list of the words.
31 Answers
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