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How to convert a ruby hash object to JSON?
How to convert a ruby hash object to JSON? So I am trying this example below & it doesn't work?
5 Answers
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Android: How can I get the current foreground activity (from a service)?
Is there a native android way to get a reference to the currently running Activity from a service?
12 Answers
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Simplest SOAP example
...responseText);
// alert('done. use firebug/console to see network response');
}
}
}
// Send the POST request
xmlhttp.setRequestHeader('Content-Type', 'text/xml');
xmlhttp.send(sr);
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How do you use “
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<<- is most useful in conjunction with closures to maintain state. Here's a section from a recent paper of mine:
A closure is a function written by another function. Closures are so called because they enclose the environment of the parent function, and can access all va...
“Notice: Undefined variable”, “Notice: Undefined index”, and “Notice: Undefined offset” using PHP
I'm running a PHP script and continue to receive errors like:
28 Answers
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What does 'var that = this;' mean in JavaScript?
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I'm going to begin this answer with an illustration:
var colours = ['red', 'green', 'blue'];
document.getElementById('element').addEventListener('click', function() {
// this is a reference to the element clicked on
var that ...
Way to go from recursion to iteration
I've used recursion quite a lot on my many years of programming to solve simple problems, but I'm fully aware that sometimes you need iteration due to memory/speed problems.
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When to use NSInteger vs. int
...they use NSInteger (or NSUInteger ) when passing a value as an argument to a function or returning a value from a function.
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Why am I getting an OPTIONS request instead of a GET request?
it does an OPTIONS request to that URL, and then the callback is never called with anything.
10 Answers
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Changing capitalization of filenames in Git
I am trying to rename a file to have different capitalization from what it had before:
9 Answers
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