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Why can't I inherit static classes?
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Static methods are only held once in memory. There is no virtual table etc. that is created for them.
If you invoke an instance method in .NET, you always give it the current instance. This is hidden by the .NET runtime, but it happens. Each instance method has as first argument a pointer (refer...
Label encoding across multiple columns in scikit-learn
...fantastic replies)
However, for the purpose of a few classification tasks etc. you could use
pandas.get_dummies(input_df)
this can input dataframe with categorical data and return a dataframe with binary values. variable values are encoded into column names in the resulting dataframe. more
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abort, terminate or exit?
... if) to call, what other clean-up functions to call, what value to return, etc.
std::terminate is a higher level abstraction: it is called (by either run-time or you) to indicate that an error in the program occurred and that for some reason it is not possible to handle by throwing an exception. Th...
browser sessionStorage. share between tabs?
...nData('data', 'key'); or storageManager.savePermanentData('data', 'key');, etc based on what you need. The full code is here: ebenmonney.com/blog/…
– adentum
Dec 14 '16 at 11:18
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How/When does Execute Shell mark a build as failure in Jenkins?
...ill good reasons to use Jenkins: the audit trail, build status visibility, etc. If you already have a build script, moving it to Jenkins is a good first step before refactoring it to take advantage of Jenkins features.
– aehlke
Nov 26 '14 at 17:52
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When to use IMG vs. CSS background-image?
...for multiple overlay images in IE6.
Use IMG with a z-index in order
to stretch a background image to fill its entire window.Note, this is no longer true with CSS3 background-size; see #6 below.
Using img instead of background-image can dramatically improve performance of animations over a backgroun...
How to create duplicate allowed attributes
... attrbiute overrides TypeId, then accessing it through PropertyDescriptor.GetCustomAttributes() will only return a single instance of your attribute.
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Which is better, return value or out parameter?
...t' parameters create a bit of friction to a lot of APIs, compositionality, etc.
The most noteworthy exception that springs to mind is when you want to return multiple values (.Net Framework doesn't have tuples until 4.0), such as with the TryParse pattern.
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SBT stop run without exiting
... the Task Manager (Windows), or Force Quit or Activity Monitor (Mac OS X), etc.
– Seth Tisue
Mar 21 '11 at 16:45
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How to attach javadoc or sources to jars in libs folder?
... the appropriate folder (java jar file, source jar file, javadoc jar file, etc).
Add the java jar file for each project in the "Libraries" tab for the Java Build Path by clicking on the Add Jars... button to add the jar from the library sub-folder in the "libraries" folder.
Attach the source/javadoc...