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How to read environment variables in Scala
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237
Since Scala 2.9 you can use sys.env for the same effect:
scala> sys.env("HOME")
res0: Stri...
What is the purpose of “!” and “?” at the end of method names?
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edited Aug 28 '11 at 6:39
answered Aug 24 '11 at 16:34
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MS-DOS Batch file pause with enter key
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254
There's a pause command that does just that, though it's not specifically the enter key.
If y...
Does const mean thread-safe in C++11?
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132
I hear that const means thread-safe in C++11. Is that true?
It is somewhat true...
This is wha...
jQuery exclude elements with certain class in selector
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266
You can use the .not() method:
$(".content_box a").not(".button")
Alternatively, you can al...
PDO get the last ID inserted
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Your Common Sense
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answered May 21 '12 at 7:20
CorbinCorbin
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How to check if a database exists in SQL Server?
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From a Microsoft's script:
DECLARE @dbname nvarchar(128)
SET @dbname = N'Senna'
IF (EXISTS (SELECT name
FROM master.dbo.sysdatabases
WHERE ('[' + name + ']' = @dbname
OR name = @dbname)))
-- code mine :)
PRINT 'db exists'
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How can I tell PyCharm what type a parameter is expected to be?
... style comments.
See also reStructuredText and docstring conventions (PEP 257).
Another option is Python 3 annotations.
Please refer to the PyCharm documentation section for more details and samples.
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