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How to change line-ending settings
...med "core.autocrlf"
If you want to know what file this is saved in, you can run the command:
git config --global --edit
and the git global config file should open in a text editor, and you can see where that file was loaded from.
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Heroku Postgres - terminate hung query (idle in transaction)
... Crane Postgres option and I was running a query on the database from my local machine when my local machine crashed. If I run
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MSTest copy file to test run folder
...e got a test which requires an XML file to be read in and then parsed. How can I have this file copied into the test run folder each time?
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Set Colorbar Range in matplotlib
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Use the CLIM function (equivalent to CAXIS function in MATLAB):
plt.pcolor(X, Y, v, cmap=cm)
plt.clim(-4,4) # identical to caxis([-4,4]) in MATLAB
plt.show()
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show all tags in git log
... tag with git tag -f (see the thread extract below)
(it is about a corner case, but quite instructive about tags in general, and it comes from another SO contributor Jakub Narębski):
Please note that the name of tag (heavyweight tag, i.e. tag object)
is stored in two places:
in the...
CSS3 :unchecked pseudo-class
...onding :unchecked pseudo. Browser support for :not() and :checked is identical, so that shouldn't be a problem.
This may seem inconsistent with the :enabled and :disabled states, especially since an element can be neither enabled nor disabled (i.e. the semantics completely do not apply), however th...
How to customize a requirements.txt for multiple environments?
...deploy to Heroku which expects each branch's dependencies in a single file called 'requirements.txt'.
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super() fails with error: TypeError “argument 1 must be type, not classobj” when parent does not inh
I get some error that I can't figure out. Any clue what is wrong with my sample code?
4 Answers
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Add a new element to an array without specifying the index in Bash
...lue to a shell variable or array index (see Arrays), the ‘+=’ operator can be used to append to or add to the variable's previous value.
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Any equivalent to .= for adding to beginning of string in PHP?
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Nope. But you can do
$foo = "bar" . $foo
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