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I do not want to inherit the child opacity from the parent in CSS
...d-color: rgba(0,0,255,0.5); this code is right, but does not work with ie6 and ie7
– Lion King
Apr 24 '11 at 12:10
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How to center absolute div horizontally using CSS?
I've a div and want it to be centered horizontally - although I'm giving it margin:0 auto; it's not centered...
8 Answers...
How to grant remote access to MySQL for a whole subnet?
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EDIT: Consider looking at and upvoting Malvineous's answer on this page. Netmasks are a much more elegant solution.
Simply use a percent sign as a wildcard in the IP address.
From http://dev.mysql.com/doc/refman/5.1/en/grant.html
You can speci...
What is “:-!!” in C code?
... effect, a way to check whether the expression e can be evaluated to be 0, and if not, to fail the build.
The macro is somewhat misnamed; it should be something more like BUILD_BUG_OR_ZERO, rather than ...ON_ZERO. (There have been occasional discussions about whether this is a confusing name.)
You...
Is short-circuiting logical operators mandated? And evaluation order?
Does the ANSI standard mandate the logical operators to be short-circuited, in either C or C++?
7 Answers
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How do I include negative decimal numbers in this regular expression?
...\d*(\.\d+)?$
I verified it in Rubular with these values:
10.00
-10.00
and both matched as expected.
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Catching error codes in a shell pipe
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If you really don't want the second command to proceed until the first is known to be successful, then you probably need to use temporary files. The simple version of that is:
tmp=${TMPDIR:-/tmp}/mine.$$
if ./a > $tmp.1
then
if ./b <$tmp.1 >$tmp.2
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Why is a pure virtual function initialized by 0?
...He also states explicitly that this need not set the vtable entry to NULL, and that doing so is not the best way of implementing pure virtual functions.
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Convert NaN to 0 in javascript
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Thanks mate, have selected and modified a bit this for myself a = a*1 || 0
– Somebody
Dec 7 '11 at 17:22
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How to debug a GLSL shader?
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Why would you want to debug anything? Because its code and he wants to examine run time values I would hazard....
– RichieHH
Aug 31 '15 at 10:57
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