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What does |= (ior) do in Python?
...or. See examples below.
Sets
For example, the union of two assigned sets s1 and s2 share the following equivalent expressions:
>>> s1 = s1 | s12 # 1
>>> s1 |= s2 # 2
>>> s1.__ior__(s2) ...
How can I use Timer (formerly NSTimer) in Swift?
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java.lang.ClassNotFoundException: org.springframework.web.context.ContextLoaderListener
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What is the most efficient way to store a list in the Django models?
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android.view.InflateException: Binary XML file line #12: Error inflating class
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Scala: Abstract types vs generics
...tion with Martin Odersky, Part III
by Bill Venners and Frank Sommers (May 18, 2009)
Update (October2009): what follows below has actually been illustrated in this new article by Bill Venners:
Abstract Type Members versus Generic Type Parameters in Scala (see summary at the end)
(Here is the rel...
Check folder size in Bash
...a script that will calculate a directory size and if the size is less than 10GB, and greater then 2GB do some action. Where do I need to mention my folder name?
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How to construct a timedelta object from a simple string
... a string. The user must enter something like "32m" or "2h32m", or even "4:13" or "5hr34m56s"... Is there a library or something that has this sort of thing already implemented?
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How do I compare two string variables in an 'if' statement in Bash? [duplicate]
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