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Ignoring time zones altogether in Rails and PostgreSQL
...alue representing the count of microseconds from the Postgres epoch, 2000-01-01 00:00:00 UTC.
Postgres also has built-in knowledge of the commonly used UNIX time counting seconds from the UNIX epoch, 1970-01-01 00:00:00 UTC, and uses that in functions to_timestamp(double precision) or EXTRACT(EPOCH ...
'ssh-keygen' is not recognized as an internal or external command
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14 Answers
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How to remove an item for a OR'd enum?
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edited Aug 9 '16 at 20:53
David Sherret
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What is the difference between save and export in Docker?
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174
The short answer is:
save will fetch an image : for a VM or a physical server, that would be...
.NET 4.0 build issues on CI server
...0 applications compiling on a CI server without installing Visual Studio 2010 on a CI server?
4 Answers
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MySQL: Invalid use of group function
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175
You need to use HAVING, not WHERE.
The difference is: the WHERE clause filters which rows MyS...
#pragma mark in Swift?
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You can use // MARK:
There has also been discussion that liberal use of class extensions m...
Reactive Extensions bug on Windows Phone
Compiled with VS 2012 , with project type WP 8.0 the following code will fail if debugger is not attached.
1 Answer
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LINQ - Left Join, Group By, and Count
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from p in context.ParentTable
join c in context.ChildTable on p.ParentId equals c.ChildParentI...
How to do date/time comparison
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Use the time package to work with time information in Go.
Time instants can be compared us...