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Why is parenthesis in print voluntary in Python 2.7?

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What is a “symbol” in Julia?

Specifically: I am trying to use Julia's DataFrames package, specifically the readtable() function with the names option, but that requires a vector of symbols. ...
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How to create a new branch from a tag?

I'd like to create a new master branch from an existing tag. Say I have a tag v1.0 . How to create a new branch from this tag? ...
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Scala list concatenation, ::: vs ++

Is there any difference between ::: and ++ for concatenating lists in Scala? 4 Answers ...
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How to use WinForms progress bar?

I want to show progress of calculations, which are performing in external library. 4 Answers ...
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Are SVG parameters such as 'xmlns' and 'version' needed?

In about half of the svg examples I see on the internet, the code is wrapped in plain simple <svg></svg> tags. ...
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Downloading a large file using curl

I need to download remote file using curl. 5 Answers 5 ...
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What are the mechanics of short string optimization in libc++?

This answer gives a nice high-level overview of short string optimization (SSO). However, I would like to know in more detail how it works in practice, specifically in the libc++ implementation: ...
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How do I convert datetime to ISO 8601 in PHP

How do I convert my time from 2010-12-30 23:21:46 to ISO 8601 date format? (-_-;) 6 Answers ...