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Does HTTP use UDP?
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Maybe just a bit of trivia, but UPnP will use HTTP formatted messages over UDP for device discovery.
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Java serialization: readObject() vs. readResolve()
...zable Java classes. The readResolve() method, on the other hand, remains a bit of a mystery. Basically all documents I found either mention only one of the two or mention both only individually.
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How do I clear stuck/stale Resque workers?
... This worked for me. It unregistered all workers which was a bit annoying. But this followed by heroku restart seemed to do the trick. It now shows the correct number of workers.
– Brian Armstrong
Aug 14 '12 at 5:27
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Problems with DeploymentItem attribute
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DeploymentItem is a bit of a mess.
Each file in your solution will have a "Copy To Output Folder" setting in VS.NET. You need this to be "Copy Always" (or similar) in order to get the files into the output folder.
Check that you've got this s...
I lost my .keystore file?
...48 -validity
9125 -keystore nameofkeystore.jks
This key must be a 2048 bit RSA key and have 25-year validity.
Export the certificate for that key to PEM format:
keytool -export -rfc -alias newalias -file upload_certificate.pem
-keystore nameofkeystore.jks
Then upload this pem file and...
How do I return multiple values from a function in C?
...the example means a copy will be made upon return, is that correct? (I'm a bit shaky on C) While the other method uses pass-by-reference and thus doesn't require allocating more memory. Of course, the struct could be returned via pointer and share that same benefit right? (making sure to allocate me...
how to convert array values from string to int?
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Use this code with a closure (introduced in PHP 5.3), it's a bit faster than the accepted answer and for me, the intention to cast it to an integer, is clearer:
// if you have your values in the format '1,2,3,4', use this before:
// $stringArray = explode(',', '1,2,3,4');
$stringArra...
JavaScript string newline character?
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I've just tested a few browsers using this silly bit of JavaScript:
function log_newline(msg, test_value) {
if (!test_value) {
test_value = document.getElementById('test').value;
}
console.log(msg + ': ' + (test_value.match(/\r/) ? 'CR' : '')
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Regular Expression to find a string included between two characters while EXCLUDING the delimiters
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You just need to 'capture' the bit between the brackets.
\[(.*?)\]
To capture you put it inside parentheses. You do not say which language this is using. In Perl for example, you would access this using the $1 variable.
my $string ='This is the match...
AngularJS Folder Structure [closed]
...code that makes a feature work, it is located in one place. Services are a bit different as they “service” many features. I like this once my app starts to take shape as it becomes a lot easier to manage for me.
A well written blog post: http://www.johnpapa.net/angular-growth-structure/
Exampl...