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Python Pandas: Get index of rows which column matches certain value
...()
or equivalently,
df.index[df['BoolCol']].tolist()
You can see the difference quite clearly by playing with a DataFrame with
a non-default index that does not equal to the row's numerical position:
df = pd.DataFrame({'BoolCol': [True, False, False, True, True]},
index=[10,20,30,40,50]...
What is WEB-INF used for in a Java EE web application?
...ld process.
While you are usually free to design your own build process, nowadays most people will use a standardized approach such as Apache Maven. Among other things Maven defines defaults for which resources in the project structure map to what resources in the resulting artifact (the resulting...
Pass an array of integers to ASP.NET Web API?
...
What if I don't know how much variables I have in the array? What if it's like 1000? The request shouldn't be like that.
– Sahar Ch.
May 30 '14 at 8:22
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CURL alternative in Python
...ON decoding is handy as well. No need to manually load the body with json if the appropriate content-type is set.
– Thomas Farvour
Dec 17 '13 at 21:36
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Getting a map() to return a list in Python 3.x
...t cases, this ends up saving memory, and should make things go faster.
If all you're going to do is iterate over this list eventually, there's no need to even convert it to a list, because you can still iterate over the map object like so:
# Prints "ABCD"
for ch in map(chr,[65,66,67,68]):
p...
sphinx-build fail - autodoc can't import/find module
...phinx to create your documentation.
Just call
make
to see the options.
If something went wrong before try:
make clean
before running make html.
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Getting the location from an IP address [duplicate]
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I have been using hostip.info for a year now and I'm NOT impressed. It usually return unknown 9/10 checks
– aron
Jun 30 '10 at 14:32
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Versioning SQL Server database
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This is one of the "hard problems" surrounding development. As far as I know there are no perfect solutions.
If you only need to store the database structure and not the data you can export the database as SQL queries. (in Enterprise Manager: Right click on database -> Generate SQL script. I ...
How to list the contents of a package using YUM?
...8.0, yum v3.2.29, and repoquery v0.0.11, repoquery -l rpm prints nothing.
If you are having this issue, try adding the --installed flag: repoquery --installed -l rpm.
DNF Update:
To use dnf instead of yum-utils, use the following command:
$ dnf repoquery -l time
/usr/bin/time
/usr/share/doc/ti...
How do I import the Django DoesNotExist exception?
I'm trying to create a UnitTest to verify that an object has been deleted.
6 Answers
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