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Slicing of a NumPy 2d array, or how do I extract an mxm submatrix from an nxn array (n>m)?
... x from your question. The buffer assigned to x will contain 16 ascending integers from 0 to 15. If you access one element, say x[i,j], NumPy has to figure out the memory location of this element relative to the beginning of the buffer. This is done by calculating in effect i*x.shape[1]+j (and mu...
Should I impose a maximum length on passwords?
...it was hashed, the password length wouldn't matter to them (hash functions convert a string of any length to a fixed length).
– Vicky Chijwani
Apr 15 '17 at 13:58
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In Git, how can I write the current commit hash to a file in the same commit
...'$branch'\n" > gitcommit.py
Now the only thing we need is a tool that converts prev_commit,branch pair to a real commit hash :)
I don't know whether this approach can tell merging commits apart. Will check it out soon
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How do I get the current Date/time in DD/MM/YYYY HH:MM format?
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Converting to string then parsing is not ideal.
– Chuck Batson
Jun 10 '17 at 0:31
1
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How to recover a dropped stash in Git?
...h back, just run git branch tmp 2cae03e, and you'll get it as a branch. To convert this to a stash, run:
git stash apply tmp
git stash
Having it as a branch also allows you to manipulate it freely; for example, to cherry-pick it or merge it.
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How do you attach a new pull request to an existing issue on github?
...s to the master branch of his repo. This is the command you would write to convert your previous Issue into a Pull Request for this situation:
$ http --auth "smparkes" \
POST \
https://api.github.com/repos/technoweenie/faraday/pulls \
issue=15 head=smparkes:synchrony base=maste...
Null or default comparison of generic argument in C#
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For me this doesn't work when using integers that are already boxed. Because it will then be an object and the default for object is null instead of 0.
– riezebosch
Nov 7 '11 at 19:11
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Using Emacs as an IDE
...tangle functions can be really useful for taking a dump from some tool and converting it to useful data such as an elisp program or a comma delimited spreadsheet.
I wrote a page about IDE like things you can do with emacs
http://justinsboringpage.blogspot.com/2007/09/11-visual-studio-tricks-in-e...
PHP function to make slug (URL string)
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iconv will not convert correctly if $text contains characters that don't have ascii equivalent. For example iconv('utf-8', 'us-ascii//TRANSLIT', "EFI收购Cretaprint") will return "EFI" and leak a warning.
– Kendall Ho...
Configure Log4net to write to multiple files
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LogManager.GetLogger("SomeName"); get an error cannot convert from string to System.Type. What is missing?
– Benk
May 22 '19 at 19:40
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