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Get environment variable value in Dockerfile
I'm building a container for a ruby app. My app's configuration is contained within environment variables (loaded inside the app with dotenv ).
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Getting number of elements in an iterator in Python
...are in an iterator in Python, in general, without iterating through each and counting?
16 Answers
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How to disable all caps menu titles in Visual Studio
...e title is self explanatory. Just want to change the look of the Visual Studio 2012 not to show menu title in all capital letters.
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How to cherry-pick multiple commits
I have two branches. Commit a is the head of one, while the other has b , c , d , e and f on top of a . I want to move c , d , e and f to first branch without commit b . Using cherry pick it is easy: checkout first branch cherry-pick one by one c to f and rebase second branch on...
How to take column-slices of dataframe in pandas
I load some machine learning data from a CSV file. The first 2 columns are observations and the remaining columns are features.
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How to get the size of a JavaScript object?
I want to know the size occupied by a JavaScript object.
20 Answers
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Does the default constructor initialize built-in types?
Does the default constructor (created by the compiler) initialize built-in-types?
7 Answers
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Default template arguments for function templates
Why are default template arguments only allowed on class templates? Why can't we define a default type in a member function template? For example:
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Why doesn't java.lang.Number implement Comparable? [duplicate]
Does anyone know why java.lang.Number does not implement Comparable ? This means that you cannot sort Number s with Collections.sort which seems to me a little strange.
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Why does Date.parse give incorrect results?
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