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What does -D_XOPEN_SOURCE do/mean?
...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 example, man strdup says:
Feature Test Macro Requirements for glibc (see feature_test_macros(7)):
strdup(): _SVID_SO...
How to include a child object's child object in Entity Framework 5
...
If you include the library System.Data.Entity you can use an overload of the Include() method which takes a lambda expression instead of a string. You can then Select() over children with Linq expressions rather than string paths.
return DatabaseContext.Applications
.I...
Gradient of n colors ranging from color 1 and color 2
... click here for an example ). I have a need to work in base and I think scales can be used there to create color gradients as well but I'm severely off the mark on how. The basic goal is generate a palette of n colors that ranges from x color to y color. The solution needs to work in base thoug...
Reload the path in PowerShell
... loaded into your profile, there's a simpler command: refreshenv. This basically runs a more elaborate version of rob's comment.
– kumarharsh
Jan 21 '17 at 20:56
3
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How to get anchor text/href on click using jQuery?
... alert($(this).text());
});
});
.
Update Based On Question Edit
You can get them like this now:
For href:
$(function(){
$('div.res a').click(function(){
alert($(this).attr('href'));
// or alert($(this).hash();
});
});
For Text:
$(function(){
$('div.res a').click(function(){...
Rails: how do I validate that something is a boolean?
Does rails have a validator like validates_numericality_of for boolean or do I need to roll my own?
5 Answers
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How to format all Java files in an Eclipse project at one time?
...ove does not work, you're probably using an older Eclipse-version. In such case you can select your Source Folders by clicking on them while holding down CTRL, then select Source -> Format from the right-click -menu. Works with package-folders and class files also, in case you don't want to forma...
Does Git Add have a verbose switch
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For some git-commands you can specify --verbose,
git 'command' --verbose
or
git 'command' -v.
Make sure the switch is after the actual git command. Otherwise - it won't work!
Also useful:
git 'command' --dry-run
...
How do you manually execute SQL commands in Ruby On Rails using NuoDB
I'm trying to manually execute SQL commands so I can access procedures in NuoDB.
4 Answers
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When to create a new app (with startapp) in Django?
...mean, if I make a child model, it must always be in the same app? Since I can't easily drop it into another project without bringing over two "apps"
– Lionel
Feb 10 '11 at 5:22
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