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Check if a string has white space
...WhiteSpace('123'));
});
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
" ": <span id="whitespace1"></span><br>
"123": <span id="whitespace2"></span>
...
How to find out what character key is pressed?
...
<html>
<head>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<script>
$(document).ready(function(){
$(document).keypress(function(e)
{
var keynum;
if(window.event)
{ // IE ...
How to get Sinatra to auto-reload the file after each change?
...figure :development do |c| require 'sinatra/reloader' c.also_reload "./lib/*.rb" c.also_reload "./controllers/*.rb" c.also_reload "./init/*.rb" end
– Opptatt Jobber
Apr 27 '13 at 16:25
...
How can I check the syntax of Python script without executing it?
... Awesome one-liner that does not require all of the imported libs or produce .pyc files. Thanks!
– mmell
Aug 16 '19 at 18:55
1
...
jQuery get selected option value (not the text, but the attribute 'value')
...elected').text());
});
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<select>
<option value="1" selected>1 - Text</option>
<option value="2">2 - Text</option>
<option value="3">3 - Text</optio...
File changed listener in Java
...hanges or servlet class changes the application restarts.
You can use the libraries from such servers as most of the code of tomcat is reusable and opensource.
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Each for object? [duplicate]
...: " + object[key]);
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.0.0/jquery.min.js"></script>
//output
a: 1
b: 2
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...
Get current URL with jQuery?
...For example:
<html>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js"></script>
<script>
$(location).attr('href'); // http://www.refulz.com:8082/index.php#tab2
$(location).attr('pathname'); // index.php
</script>
</html>
...
Can I use require(“path”).join to safely concatenate urls?
...tps://github.com/axios/axios/blob/fe7d09bb08fa1c0e414956b7fc760c80459b0a43/lib/helpers/combineURLs.js
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How can I open a link in a new window?
...ault;
color: grey;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
<a name="aWebsiteUrl" href="http://www.baidu.com" class='#'>[website]</a>
<a name="aWebsiteUrl" href=" " class='#'>[website]</a>
<a name="aWebs...