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What does “async: false” do in jQuery.ajax()?
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I've always wondered how this was accomplished, since JavaScript is not threaded.
– Matt
Sep 25 '09 at 16:46
4
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Reference: What is variable scope, which variables are accessible from where and what are “undefined
...example, this function will print out the name of the user running the PHP script. The variable is available to the function without any problem.
<?php
function test() {
echo $_ENV["user"];
}
The general rule of "globals are bad" is typically amended in PHP to "globals are bad but superglo...
jQuery textbox change event doesn't fire until textbox loses focus?
... as follows :
HTML:
<input type="text" id="textbox" />
JS:
<script type="text/javascript">
$(function () {
$("#textbox").bind('input', function() {
alert("letter entered");
});
});
</script>
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Rake just one migration
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@pedrorolo: This is not outdated. This task has no description and so it will not show up in rake -T.
– Ryan Bigg
Oct 12 '11 at 19:56
1
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The character encoding of the HTML document was not declared
...arset="utf-8" />
<title>Voice clip upload</title>
<script src="voiceclip.js"></script>
</head>
<body>
<h2>Upload Voice Clip</h2>
<form id="upload_form" enctype="multipart/form-data" method="post">
<input type="file" nam...
Python logging not outputting anything
In a python script I am writing, I am trying to log events using the logging module. I have the following code to configure my logger:
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How do you Force Garbage Collection from the Shell?
...term web site for information about embedding this in bash/perl/ruby/other scripts. I've used popen2 in Python or open3 in Perl to do this.
UPDATE: here's a one-liner using jmxterm:
echo run -b java.lang:type=Memory gc | java -jar jmxterm-1.0-alpha-4-uber.jar -n -l host:port
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Requirejs why and when to use shim config
...ing Non-Modules" section of This article by Aaron Hardy for another good description.
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How to disable an input type=text?
I want to disable writing in an input field of type text using JavaScript, if possible.
The input field is populated from a database; that is why I don't want the user to modify its value.
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Camera access through browser
...te(this.data)"></device>
<video autoplay></video>
<script>
function update(stream) {
document.querySelector('video').src = stream.url;
}
</script>
If it is not, probably will work on ios6, more detail can be found at get user media
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