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If string is empty then return some default value
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David PhillipsDavid Phillips
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How to check if std::map contains a key without doing insert?
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Use my_map.count( key ); it can only return 0 or 1, which is essentially the Boolean result you ...
Create a tar.xz in one command
...member to man tar :)
tar cfJ <archive.tar.xz> <files>
Edit 2015-08-10:
If you're passing the arguments to tar with dashes (ex: tar -cf as opposed to tar cf), then the -f option must come last, since it specifies the filename (thanks to @A-B-B for pointing that out!). In that case, th...
How do you list all triggers in a MySQL database?
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from information_schema.triggers
You can do this from version 5.0.10 onwards.
More information about the TRIGGERS table is here.
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Instantiating object of type parameter
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answered Nov 18 '08 at 20:24
ericksonerickson
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How to use SQL Order By statement to sort results case insensitive?
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answered Mar 10 '10 at 1:09
dan04dan04
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Current executing procedure name
...OBJECT_NAME(@@PROCID)
Update: This command is still valid on SQL Server 2016.
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unresolved reference to object [INFORMATION_SCHEMA].[TABLES]
... SamSam
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How can I do a line break (line continuation) in Python?
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@OneToMany List vs Set difference
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answered Jul 3 '11 at 13:03
JB NizetJB Nizet
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