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Pure JavaScript: a function like jQuery's isNumeric() [duplicate]
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edited Aug 31 '18 at 18:18
Robert Harvey
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Best practices for in-app database migration for Sqlite
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I maintain an application that periodically needs to update a sqlite database and migrate old ...
What are some uses of decltype(auto)?
In c++14 the decltype(auto) idiom is introduced.
2 Answers
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Convert Data URI to File then append to FormData
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14 Answers
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How to check if a string is a valid hex color representation?
...d support for 3-character HEX codes, use the following:
/^#([0-9A-F]{3}){1,2}$/i.test('#ABC')
The only difference here is that
[0-9A-F]{6}
is replaced with
([0-9A-F]{3}){1,2}
This means that instead of matching exactly 6 characters, it will match exactly 3 characters, but 1 or 2 times. Al...
Python string.join(list) on object array rather than string array
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441
You could use a list comprehension or a generator expression instead:
', '.join([str(x) for x i...
How to stop a JavaScript for loop?
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196
To stop a for loop early in JavaScript, you use break:
var remSize = [],
szString,
r...
Adding a user to a group in django
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edited Dec 4 '17 at 9:04
answered Jun 9 '11 at 6:24
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Linq order by boolean
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178
That should work fine - it should order the entities with a false foo value first, then those ...
What does “error: option --single-version-externally-managed not recognized” indicate?
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edited Oct 28 '17 at 22:05
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