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Best data type for storing currency values in a MySQL database
...al(19,4) usually works pretty well in most cases. You can adjust the scale and precision to fit the needs of the numbers you need to store. Even in SQL Server, I tend not to use "money" as it's non-standard.
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Changing the color of an hr element
...ize of your line, border will still be as wide as you specified in styles, and line will be filled with the default color (which is not a desired effect most of the time). So it seems like in this case you would also need to specify background-color (as @Ibu suggested in his answer).
HTML 5 Boilerp...
Easiest way to flip a boolean value?
... it can be helpful to have a TOGGLE(a) macro. This prevents some mistakes and makes it all more readable on narrow screens.
– OJW
Oct 1 '10 at 12:17
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How do I delete all untracked files from my working directory in Mercurial?
...ded a bunch of files to my working directory, didn't add them via 'hg add' and now want to get rid of those new files entirely?
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What is more efficient: Dictionary TryGetValue or ContainsKey+Item?
...y, 0);. But i think that TryGetValue is still more efficient since the get and set of the indexer property is used, isn't it?
– Tim Schmelter
Oct 1 '15 at 10:44
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How to split a string in Java
... *, the plus sign +, the opening parenthesis (, the closing parenthesis ), and the opening square bracket [, the opening curly brace {, These special characters are often called "metacharacters".
So, if you want to split on e.g. period/dot . which means "any character" in regex, use either backsla...
How to reload/refresh an element(image) in jQuery
... Adding a query string variable completely passed my mind. This solved it and the image now reloads on request.
– Alexis Abril
Jan 21 '10 at 16:17
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How to round a number to significant figures in Python
... You should use log10(abs(x)), otherwise negative numbers will fail (And treat x == 0 separately of course)
– Tobias Kienzler
Jul 30 '13 at 8:06
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Set NOW() as Default Value for datetime datatype?
I have two columns in table users namely registerDate and lastVisitDate which consist of datetime data type. I would like to do the following.
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Exec : display stdout “live”
...ocess exited with code ' + code.toString());
});
exec buffers the output and usually returns it when the command has finished executing.
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