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What is the difference between HTTP and REST?
...s, with HTTP, you would misuse a GET or POST query like ...product/?delete_id=22.
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Rails: How can I set default values in ActiveRecord?
...ready been mentioned this will not work when you just call Model.new.
Overriding initialize can work, but don't forget to call super!
Using a plugin like phusion's is getting a bit ridiculous. This is ruby, do we really need a plugin just to initialize some default values?
Overriding after_initializ...
Space between two rows in a table?
...
Yeah, this method would be ideal, except that IE 7 doesn't support it. For browser support, see: quirksmode.org/css/tables.html
– Simon East
Feb 26 '12 at 22:50
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Bash script processing limited number of commands in parallel
...ed before starting the next set.
From the GNU manual:
wait [jobspec or pid ...]
Wait until the child process specified by each process ID pid or job specification jobspec exits and return the exit status of the last
command waited for. If a job spec is given, all processes in the job
ar...
In ASP.NET, when should I use Session.Clear() rather than Session.Abandon()?
Both Session.Clear() and Session.Abandon() get rid of session variables. As I understand it, Abandon() ends the current session, and causes a new session to be created thus causing the End and Start events to fire.
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What CSS selector can be used to select the first div within another div
... H1 is always going to be there, then
div h1+div {...}
but don't be afraid to specify the id of the content div:
#content h1+div {...}
That's about as good as you can get cross-browser right now without resorting to a JavaScript library like jQuery. Using h1+div ensures that only the first div...
git - Find commit where file was added
...there, and using the supplied one liner git log --diff-filter=A -- foo.js did not print the commit ID / hash to STDOUT in my terminal rather i had to provide the relative path to the file from the git repo root in order to get the desired results
– ipatch
Dec 1...
How to get a URL parameter in Express?
I am facing an issue on getting the value of tagid from my URL: localhost:8888/p?tagid=1234 .
4 Answers
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Ant: How to execute a command for each file in directory?
...;
}
}
]]>
</scriptdef>
<bzip2-files>
<fileset id="test" dir="upstream/classpath/jars/development">
<include name="**/*.jar" />
</fileset>
</bzip2-files>
shar...
How to forward declare a C++ template class?
...
This is how you would do it:
template<typename Type, typename IDType=typename Type::IDType>
class Mappings;
template<typename Type, typename IDType>
class Mappings
{
public:
...
Type valueFor(const IDType& id) { // return value }
...
};
Note that the default ...