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What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?
...ort the back button without reloading the entire page from the server.
In order to support bookmarking and the back button, you need to change the URL. However, if you change the page portion (with something like window.location = 'http://raganwald.com';) to a different URL or without specifying an...
How to change a span to look like a pre with CSS?
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It's a good idea to do it this way in order to understand where these defaults come from.
– Diodeus - James MacFarlane
Oct 21 '08 at 15:07
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How can I get the client's IP address in ASP.NET MVC?
...and load balancers that analyse packets and act as a man in the middle. In order to preserve the original user's ip address this header is added so the original information can be retrieved. When the packet is rewritten the new ip address is usually an internal ip and not very useful.
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How to set standard encoding in Visual Studio
...oj, .sln, .config, .as*x, etc, all save as UTF-8 (with signature, the byte order marks), by default.
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Finding the number of days between two dates
... up. Valid range is 4714 B.C. to 9999 A.D. Beware of the funky parameter order (like you need that warning for php).
– Guy Gordon
Dec 8 '16 at 20:18
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Command to change the default home directory of a user
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The order of options for the second command is wrong. usermod -m -d /newhome/username username works.
– Snozzlebert
Oct 21 '19 at 17:50
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Why doesn't println! work in Rust unit tests?
... happens because Rust test programs hide the stdout of successful tests in order for the test output to be tidy. You can disable this behavior by passing the --nocapture option to the test binary or to cargo test:
#[test]
fn test() {
println!("Hidden output")
}
Invoking tests:
% rustc --test ma...
How do I make a checkbox required on an ASP.NET form?
...n "I accept the terms and conditions..." checkbox which must be checked in order to complete a registration, hence checking the box is required from a business logic standpoint.
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Best way to create unique token in Rails?
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This might be a late response but in order to avoid using a loop you can also call the method recursively. It looks and feels slightly cleaner to me.
class ModelName < ActiveRecord::Base
before_create :generate_token
protected
def generate_token
...
PHP function overloading
...br />";
return $str;
}
}
}
// and call it in order given below ...
$obj = new ParentClass;
echo '<br />$obj->mymethod()<br />';
echo $obj->mymethod();
echo '<br />$obj->mymethod(null,"test") <br />';
echo $obj->mymethod(null,'...