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MySQL: @variable vs. variable. What's the difference?
...2 @var2
--- ---
2 2
CALL prc_test();
var2 @var2
--- ---
2 3
CALL prc_test();
var2 @var2
--- ---
2 4
As you can see, var2 (procedure variable) is reinitialized each time the procedure is called, while @var2 (session-specific variable) is not.
(In addition to user-defined v...
How to get the error message from the error code returned by GetLastError()?
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//Returns the last Win32 error, in string format. Returns an empty string if there is no error.
std::string GetLastErrorAsString()
{
//Get the error message, if any.
DWORD errorMessageID = ::GetLastError();
if(errorMessageID == 0)
...
Reset the database (purge all), then seed a database
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answered Oct 23 '10 at 13:45
JackCAJackCA
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How to easily initialize a list of Tuples?
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305
c# 7.0 lets you do this:
var tupleList = new List<(int, string)>
{
(1, "cow")...
Naming conventions: “State” versus “Status” [closed]
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213
IMO:
status == how are you? [good/bad]
state == what are you doing? [resting/working]
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Compiling with cython and mingw produces gcc: error: unrecognized command line option '-mno-cygwin'
...gling to sort it.
– robintw
Mar 2 '13 at 13:45
@robintw yes I did. I posted a recipe at that moment (And I found it!)....
Indent starting from the second line of a paragraph with CSS
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edited Dec 3 '19 at 16:43
Mike 'Pomax' Kamermans
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Case preserving substitute in Vim
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Mark LodatoMark Lodato
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Flask-SQLAlchemy import/context issue
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Sean VieiraSean Vieira
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python pip: force install ignoring dependencies
...requirements.txt file?
– Austin
Aug 3 '15 at 23:27
4
To run with a requirements.txt, it would be:...