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How to use getJSON, sending data with post method?
...RL. This is the way to use it:
$.postJSON("http://example.com/json.php",{ id : 287 }, function (data) {
console.log(data.name);
});
The server must be prepared to handle the callback GET parameter and return the json string as:
jsonp000000 ({"name":"John", "age": 25});
in which "jsonp000000...
JavaScript - Getting HTML form values
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HTML:
<input type="text" name="name" id="uniqueID" value="value" />
JS:
var nameValue = document.getElementById("uniqueID").value;
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Do you use source control for your database items? [closed]
I feel that my shop has a hole because we don't have a solid process in place for versioning our database schema changes. We do a lot of backups so we're more or less covered, but it's bad practice to rely on your last line of defense in this way.
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Sending data back to the Main Activity in Android
...should use startActivityForResult to launch your child Activity.
This provides a pipeline for sending data back to the main Activity using setResult. The setResult method takes an int result value and an Intent that is passed back to the calling Activity.
Intent resultIntent = new Intent();
// TOD...
Android webview launches browser when calling loadurl
... WebViewClient());
For more advanced processing for the web content, consider the ChromeClient.
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Convert string to variable name in JavaScript
...s a global variable then window[variableName]
or in your case window["onlyVideo"] should do the trick.
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Force CloudFront distribution/file update
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Good news. Amazon finally added an Invalidation Feature. See the API Reference.
This is a sample request from the API Reference:
POST /2010-08-01/distribution/[distribution ID]/invalidation HTTP/1.0
Host: cloudfront.amazonaws.com
Authorization: [AWS authenticatio...
Capture key press (or keydown) event on DIV element
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(1) Set the tabindex attribute:
<div id="mydiv" tabindex="0" />
(2) Bind to keydown:
$('#mydiv').on('keydown', function(event) {
//console.log(event.keyCode);
switch(event.keyCode){
//....your actions for the keys .....
}
});
To set ...
Initialize parent's protected members with initialization list (C++)
... I can't get it to work. I can work around it, but it would be nice if I didn't have to.
4 Answers
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What is a .pid file and what does it contain?
I recently come across a file with the extension .pid and explored inside it but didn't find much. The documentation says:
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