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Identify user in a Bash script called by sudo
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136
$SUDO_USER doesn't work if you are using sudo su -.
It also requires multiple checks - if $USE...
Secondary axis with twinx(): how to add to legend?
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391
You can easily add a second legend by adding the line:
ax2.legend(loc=0)
You'll get this:
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svn: replace trunk with branch
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118
Use svn move to move the contents of the old trunk somewhere else and rename the branch to tru...
Copy file or directories recursively in Python
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146
I suggest you first call shutil.copytree, and if an exception is thrown, then retry with shuti...
Counting the number of True Booleans in a Python List
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215
True is equal to 1.
>>> sum([True, True, False, False, False, True])
3
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jQuery event to trigger action when a div is made visible
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192
You could always add to the original .show() method so you don't have to trigger events every ...
Reload django object from database
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As of Django 1.8 refreshing objects is built in. Link to docs.
def test_update_result(self):
obj = MyModel.objects.create(val=1)
MyModel.objects.filter(pk=obj.pk).update(val=F('val') + 1)
# At this point obj.val is still 1, b...
SQL Server: Get data for only the past year
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