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The differences between .build, .create, and .create! and when should they be used?
...nks.
– Tim Knight
Dec 31 '08 at 20:15
11
Minor clarification on 3 - build does a little more than...
How can I get pg_dump to authenticate properly
... peer
host all all 127.0.0.1/32 md5
This tells Postgres to use peer authentication for local users which requires the postgres username to match your current system username. The second line refers to connections using a hostname and will allow you to authe...
CSS: transition opacity on mouse-out?
...pacity 1s ease-in-out;
}
.item:hover {
zoom: 1;
filter: alpha(opacity=50);
opacity: 0.5;
}
Demo: http://jsfiddle.net/7uR8z/6/
If you don't want the transition to affect the mouse-over event, but only mouse-out, you can turn transitions off for the :hover state :
.item:hover {
-webkit-tr...
CSS selector with period in ID
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edited Nov 13 '13 at 20:35
answered Sep 7 '12 at 0:12
Jon ...
What does “Protocol … can only be used as a generic constraint because it has Self or associated typ
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answered Jul 25 '14 at 18:34
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How to prevent gcc optimizing some statements in C?
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answered Feb 8 '10 at 5:53
Dietrich EppDietrich Epp
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How to collapse all methods in Xcode?
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452
As of Xcode 4 it seems to have changed.
command-alt-shift-left arrow will do the trick...
To ...
Is there a way to zoom the Visual Studio text editor with a keyboard shortcut?
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5 Answers
5
Active
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What does -D_XOPEN_SOURCE do/mean?
...ch as Windows.
The numbers refer to different versions of the standard.
500 - X/Open 5, incorporating POSIX 1995
600 - X/Open 6, incorporating POSIX 2004
700 - X/Open 7, incorporating POSIX 2008
You can tell which one you need (if any) by looking at the man page for each function you call.
For...
Is the VC++ code DOM accessible from VS addons?
... |
edited May 7 '14 at 5:26
answered Apr 24 '14 at 15:39
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