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Delete directories recursively in Java
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It's a little more thorough. It handles things like symbolic links correctly on Linux/Unix. svn.apache.org/viewvc/commons/proper/io/trunk/src/java/org/…
– Steve K
Apr 22 '09 at 22:48
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Why does sudo change the PATH?
...ashrc
alias sudo='sudo env PATH=$PATH'
Note the above will work for commands that don't reset the $PATH themselves.
However `su' resets it's $PATH so you must use -p to tell it not to. I.E.:
sudo su -p
share
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String comparison in Python: is vs. == [duplicate]
I noticed a Python script I was writing was acting squirrelly, and traced it to an infinite loop, where the loop condition was while line is not '' . Running through it in the debugger, it turned out that line was in fact '' . When I changed it to !='' rather than is not '' , it worked fine.
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Wildcards in jQuery selectors
... to use a wildcard to get the id of all the elements whose id begin with "jander". I tried $('#jander*') , $('#jander%') but it doesn't work..
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What is the usefulness of `enable_shared_from_this`?
...ran across enable_shared_from_this while reading the Boost.Asio examples and after reading the documentation I am still lost for how this should correctly be used. Can someone please give me an example and explanation of when using this class makes sense.
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How to replace a character with a newline in Emacs?
... to replace a character - say ; - with a new line using replace-string and/or replace-regexp in Emacs.
6 Answers
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How do I build a numpy array from a generator?
...ping this in mind, it is technically impossible to take a generator object and turn it into an array unless you either:
can predict how many elements it will yield when run:
my_array = numpy.empty(predict_length())
for i, el in enumerate(gimme()): my_array[i] = el
are willing to store its elemen...
How do I clone a GitHub wiki?
...thub.com:myusername/foobar.git would be the path to clone your repository
and
git clone git@github.com:myusername/foobar.wiki.git would be the path to clone its wiki.
Note: You must have at least one page to be able to clone the wiki repo. (via @tobiasz-cudnik)
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Get column index from column name in python pandas
...when using .iloc operator, where you must pass only integers for both rows and columns.
– abe
Sep 8 '17 at 18:52
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ASP.NET: This method cannot be called during the application's pre-start initialization stage
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Can you please expand on that a little? Where in the web.config? What do the keys do? I'm having trouble finding online documentation of those keys.
– Kennet Belenky
Jan 19 '11 at 19:54
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