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Calling pylab.savefig without display in ipython

...thin IPython notebook. I am not clear on the interaction between IPython and matplotlib.pylab in this regard. But, when I call pylab.savefig("test.png") the current figure get's displayed in addition to being saved in test.png . When automating the creation of a large set of plot files, this ...
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Javascript library for human-friendly relative date formatting [closed]

...braries available, but it is trivial to implement it yourself. Just use a handful of conditions. Assume date is an instantiated Date object for the time you want to make a comparison against. // Make a fuzzy time var delta = Math.round((+new Date - date) / 1000); var minute = 60, hour = minut...
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Change date format in a Java string

...e. Read the java.text.SimpleDateFormat javadoc what the individual parts stands for. So stands for example M for months and m for minutes. Also, years exist of four digits yyyy, not five yyyyy. Look closer at the code snippets I posted here above. ...
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Is there a rule-of-thumb for how to divide a dataset into training and validation sets?

Is there a rule-of-thumb for how to best divide data into training and validation sets? Is an even 50/50 split advisable? Or are there clear advantages of having more training data relative to validation data (or vice versa)? Or is this choice pretty much application dependent? ...
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What is the difference between Eclipse for Java (EE) Developers and Eclipse Classic?

What is the difference between Eclipse for Java (EE) Developers and Eclipse Classic? 1 Answer ...
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The imported project “C:\Microsoft.CSharp.targets” was not found

... <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" /> and change it to <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" /> share | improve this answer ...
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What is the difference between a definition and a declaration?

... A declaration introduces an identifier and describes its type, be it a type, object, or function. A declaration is what the compiler needs to accept references to that identifier. These are declarations: extern int bar; extern int g(int, int); double f(int, doub...
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Why is the time complexity of both DFS and BFS O( V + E )

... [(incident_edges v1) + (incident_edges v2) + ... + (incident_edges vn)] and the first group is O(N) while the other is O(E). share | improve this answer | follow ...
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Should I put #! (shebang) in Python scripts, and what form should it take?

...line in any script determines the script's ability to be executed like a standalone executable without typing python beforehand in the terminal or when double clicking it in a file manager (when configured properly). It isn't necessary but generally put there so when someone sees the file opened in ...
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Organizing a multiple-file Go project [closed]

...t documents both how to structure your project in a go build friendly way, and also how to write tests. Tests do not need to be a cmd using the main package. They can simply be TestX named functions as part of each package, and then go test will discover them. The structure suggested in that link i...