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Why can a function modify some arguments as perceived by the caller, but not others?
...d `x` from main()
n = 2 # put `n` label on `2` balloon
x.append(4) # call `append` method of whatever object `x` is referring to.
print('In f():', n, x)
x = [] # put `x` label on `[]` ballon
# x = [] has no effect on the original list that is passed into the function
Here ...
Number of elements in a javascript object
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ChristophChristoph
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Validate phone number with JavaScript
...y. It validates that the phone number is in one of these formats:
(123) 456-7890 or 123-456-7890
26 Answers
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How to get the filename without the extension from a path in Python?
...2:13
Ord
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answered Mar 24 '09 at 16:43
GeoGeo
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How to JSON serialize sets?
...[1,2,3, set(['knights', 'who', 'say', 'ni']), {'key':'value'}, Decimal('3.14')]
>>> j = dumps(data, cls=PythonObjectEncoder)
>>> loads(j, object_hook=as_python_object)
[1, 2, 3, set(['knights', 'say', 'who', 'ni']), {u'key': u'value'}, Decimal('3.14')]
Alternatively, it may be ...
What is the MySQL VARCHAR max size?
...he limit is lower if you use a multi-byte character set like utf8 or utf8mb4.
Use TEXT types inorder to overcome row size limit.
The four TEXT types are TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT. These correspond to the four BLOB types and have the same maximum lengths and storage requirements.
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Javascript: Setting location.href versus location
... Aamir Afridi
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answered Mar 4 '10 at 23:11
bobincebobince
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Replace non-numeric with empty string
...one number is set to only allow 10 characters. So, if I get passed "(913)-444-5555" or anything else, is there a quick way to run a string through some kind of special replace function that I can pass it a set of characters to allow?
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How to revert uncommitted changes including files and folders?
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14 Answers
14
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vertical divider between two columns in bootstrap
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Billy MoatBilly Moat
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