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How to check if type of a variable is string?
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isinstance(s, basestring)
basestring is the abstract superclass of str and unicode. It can be used to test whether an object is an instance of str or unicode.
In Python 3.x, the correct test is
isinstance(s, str)
The bytes class isn't considered a string type in Python 3.
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Can I escape html special chars in javascript?
... You can even use it on a fresh element if you just want to convert like this: const str = "foo<>'\"&"; $('<div>').text(str).html() yields foo&lt;&gt;'"&amp;
– amoebe
Nov 14 '17 at 21:46
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How to use Python's pip to download and keep the zipped files for a package?
...rent working directory by default), but it performs the additional step of converting any source packages to wheels.
It conveniently supports requirements files:
pip wheel -r requirements.txt -w .\outputdir
Add the --no-deps argument if you only want the specifically requested packages:
pip whe...
How do you use a variable in a regular expression?
...'a') or if you want hex numbers, you can do parseInt('' + myNumber, 16) to convert to hex from decimal.
– Eric Wendelin
Jun 21 '11 at 15:19
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Predicate in Java
... someone guide me to any tutorial or conceptual explanation of Predicate and its implementation in Java?
4 Answers
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Coalesce function for PHP?
... like coalesce in other languages, but any value, which will be implicitly converted to a boolean. So make sure you brush up on your type casting rules
– DanMan
May 24 '14 at 11:48
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How do I write a custom init for a UIView subclass in Swift?
Say I want to init a UIView subclass with a String and an Int .
5 Answers
5
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PHP array delete by value (not key)
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this only works for objects that can be converted to a string
– nischayn22
Aug 12 '12 at 20:20
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How do I clear stuck/stale Resque workers?
...gt; [#<Worker infusion.local:40194-0:JAVA_DYNAMIC_QUEUES,index_migrator,converter,extractor>]
pick the worker and prune_dead_workers, for example the first one
Resque.workers.first.prune_dead_workers
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Pass An Instantiated System.Type as a Type Parameter for a Generic Class
...generic method which does all of the work you want to do with the generic, and call that with reflection.
– Jon Skeet
Nov 5 '08 at 21:30
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