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convert_tz returns null
...NVERT_TZ('2004-01-01 12:00:00','UTC','MET') AS time
It turns out that on OS X there are two files that cause problems: /usr/share/zoneinfo/Factory and /usr/share/zoneinfo/+VERSION.
The fix... temporarily moving these files to a different location such as /usr/share/zoneinfo/.bak/ allows for the ...
How does one reorder columns in a data frame?
...n of this function to my personal package.
– CoderGuy123
Jul 6 '16 at 12:12
1
This is really usef...
How to simulate a mouse click using JavaScript?
...thing like:
simulate(document.getElementById("btn"), "click", { pointerX: 123, pointerY: 321 })
You can use a similar approach to override other default options.
Credits should go to kangax. Here's the original source (prototype.js specific).
...
How to copy text from Emacs to another application on Linux
... to M-w).
A system copy is what you typically get from pressing C-c (or choosing "Edit->Copy" in a application window).
An X copy is "physically" highlighting text with the mouse cursor.
An Emacs paste is the command yank (usually bound to C-y).
A system paste is what you typically get from press...
Remove insignificant trailing zeros from a number?
...
May produce unexpected results for numbers like: 1231111111111111111111111111111222222222222222222222222222222222222222222222222222.00. The string representation will be in exponential format: 1.231111111111111e+81
– Stas Makutin
Feb 2...
What does [ N … M ] mean in C aggregate initializers?
From sys.c line 123:
1 Answer
1
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How to delete multiple files at once in Bash on Linux?
...f abc.log.2012* # Remove all logs from 2012
$ rm -f abc.log.2012-0[123]* # Remove all files from the first quarter of 2012
Regular expressions are more powerful than wildcards; you can feed the output of grep to rm -f. For example, if some of the file names start with "abc.log" and some wi...
How to calculate a time difference in C++
...
123
See std::clock() function.
const clock_t begin_time = clock();
// do something
std::cout <...
how do i do an insert with DATETIME now inside of SQL server mgmt studio
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Craig StuntzCraig Stuntz
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How to remove a TFS Workspace Mapping?
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123
I ran into the same problem, and was able to fix it by manually deleting all the files in the ...