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What is the difference between '/' and '//' when used for division?
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In Python 3.x, 5 / 2 will return 2.5 and 5 // 2 will return 2. The former is floating point division, and the latter is floor division, sometimes also called integer division.
In Python 2.2 or later in the 2.x line, there is no difference for integers unle...
Autowiring two beans implementing same interface - how to set default bean to autowire?
I have a Spring 2.5/Java/Tomcat application. There is the following bean, which is used throughout the application in many places
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Maven error “Failure to transfer…”
...er all above step
Failure to transfer org.apache.maven:maven-archiver:pom:2.5 from https://repo.maven.apache.org/maven2 was cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced. Original error: Could not transfer a...
How to extract the decision rules from scikit-learn decision-tree?
..., 'l', 4.5, 'col2')
3
(0, 'r', 0.5, 'col1')
(2, 'r', 4.5, 'col2')
(4, 'l', 2.5, 'col1')
5
(0, 'r', 0.5, 'col1')
(2, 'r', 4.5, 'col2')
(4, 'r', 2.5, 'col1')
6
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How to install MySQLdb (Python data access library to MySQL) on Mac OS X?
... Python from the build directory you will get this error:
/Library/Python/2.5/site-packages/MySQL_python-1.2.3c1-py2.5-macosx-10.5-i386.egg/_mysql.py:3: UserWarning: Module _mysql was already imported from /Library/Python/2.5/site-packages/MySQL_python-1.2.3c1-py2.5-macosx-10.5-i386.egg/_mysql.pyc,...
WAMP shows error 'MSVCR100.dll' is missing when install
...ty you will install at some point.
UPDATE
If you are running WAMPServer 2.5 you also need the VC11 redist. Visual C++ Redistributable for Visual Studio 2012
29.08.2014 with WAMP 2.5
I agree that VC11 is needed and it is not a bad idea to have previous distributions installed. It will be needed ...
Dealing with multiple Python versions and PIP?
...xample, I want to use pip to explicitly install things to either my site 2.5 installation or my site 2.6 installation.
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How to drop rows of Pandas DataFrame whose value in a certain column is NaN
...sh
2 600016 20111231 600016 4.3 NaN
4 601939 20111231 601939 2.5 NaN
In [334]: df[~df.EPS.isnull()]
Out[334]:
STK_ID RPT_Date STK_ID.1 EPS cash
2 600016 20111231 600016 4.3 NaN
4 601939 20111231 601939 2.5 NaN
In [347]: df[~np.isnan(df.EPS)]
Out[347]:
ST...
Cannot change version of project facet Dynamic Web Module to 3.0?
...odule version in this line to 3.0 - <installed facet="jst.web" version="2.5"/>
And then:
Right-click on the project (in the Project Explorer panel).
Select Maven » Update Project (or press Alt+F5)
You'll find this file in the .settings directory within the Eclipse project.
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When to use nested classes and classes nested in modules?
...ther difference between nested classes and nested modules in Ruby prior to 2.5 that other answers failed to cover that I feel must be mentioned here. It is the lookup process.
In short: due to top level constant lookup in Ruby prior to 2.5, Ruby may end up looking for your nested class in the wrong ...