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Can't escape the backslash with regex?
...pe sequences to avoid having to use as many - for instance, in Python:
re.compile(r'\\')
The r in front of the quotes makes it a raw string which doesn't parse backslash escapes.
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Why does Convert.ToString(null) return a different value if you cast null?
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There are 2 overloads of ToString that come into play here
Convert.ToString(object o);
Convert.ToString(string s);
The C# compiler essentially tries to pick the most specific overload which will work with the input. A null value is convertible to any reference...
What is jQuery Unobtrusive Validation?
...e nice. Because your reply as it is isn't really that helpful, most people coming here looking for quick solutions and code samples, not links to articles, they can break over time, they're they're generally good as a reference after you see the code sample. I prefer the next 2 answers.
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In git how is fetch different than pull and how is merge different than rebase?
...er it diverged on top of the remote branch, and record the result in a new commit. This operation preserves the ancestry of each commit.
The effect of a merge will be:
C---D---E local
/ \
A---B---F---G---H remote
rebase will take commits that exist in your local b...
What does the line “#!/bin/sh” mean in a UNIX shell script?
...script, because false returns immediately anyways.
It's implemented as a comment so that anything coming in that line will not "relevant" to the interpreter specified. e.g. all scripting languages tend to understand that a line starting with # is a comment, and will ignore the !/usr/bin/whatever p...
Applying function with multiple arguments to create a new pandas column
...In that case, the @RomanPekar solution works without any problem. I didn't compare the performance.
– Ehsan Sadr
Feb 15 '19 at 1:55
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Resuming git-svn clone
...s clone operation. After about 6 hours of importing (it's a big repo), my computer went and slept on me. Is there a way to resume the operation without redoing all of the initial work?
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Changes in import statement python3
...ng directory.
@BrenBarn has already explained the star import case. For completeness, I will have to say the same ;).
For example, you need to use a few math functions but you use them only in a single function. In Python 2 you were permitted to be semi-lazy:
def sin_degrees(x):
from math i...
Open URL under cursor in Vim with browser
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The aforementioned tweet is here: twitter.com/tpope/status/289234166770434048, just in case anyone is interested in the discussion.
– Antoine Cotten
Nov 15 '16 at 10:40
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