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Escape regex special characters in a Python string
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answered Nov 17 '10 at 8:13
pyfuncpyfunc
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Split string into array of character strings
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Stephan
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answered Oct 19 '12 at 7:35
cobertycoberty
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What's the (hidden) cost of Scala's lazy val?
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86
This is taken from the scala mailing list and gives implementation details of lazy in terms of ...
Equivalent of varchar(max) in MySQL?
... that the limit is lower if you use a multi-byte character set:
VARCHAR(21844) CHARACTER SET utf8
Here are some examples:
The maximum row size is 65535, but a varchar also includes a byte or two to encode the length of a given string. So you actually can't declare a varchar of the maximum row ...
How to get the last N rows of a pandas DataFrame?
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408
Don't forget DataFrame.tail! e.g. df1.tail(10)
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Why does ++[[]][+[]]+[+[]] return the string “10”?
...thod is defined by this specification for all native ECMAScript objects in 8.12.8.
[[DefaultValue]] says:
8.12.8 [[DefaultValue]] (hint)
When the [[DefaultValue]] internal method of O is called with hint String, the following steps are taken:
Let toString be the result of calling ...
PHP: merge two arrays while keeping keys instead of reindexing?
...ree years on.
– Stephen O'Flynn
Feb 8 '13 at 18:13
86
In case anyone wonders 'what if they DO ove...
Where should Rails 3 custom validators be stored?
...w if there's some gem/config you need to add for this, but under rails 3.2.8 this doesn't work. Specifically, simply dropping your validator into app/validators/???.rb doesn't work.
– Doug
Aug 28 '12 at 6:22
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Objective-C: Extract filename from path string
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edited Feb 8 '19 at 20:43
answered Jul 8 '09 at 16:00
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What is the maximum length of a Push Notification alert text?
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248
The real limits for the alert text are not documented anywhere.
The only thing the documentation...