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How to extract URL parameters from a URL with Ruby or Rails?
...H?
You can try http://www.ruby-doc.org/stdlib/libdoc/cgi/rdoc/classes/CGI.html#M000075
require 'cgi'
CGI::parse('param1=value1&param2=value2&param3=value3')
returns
{"param1"=>["value1"], "param2"=>["value2"], "param3"=>["value3"]}
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Download File Using Javascript/jQuery
...ser to download a file it would otherwise be capable of rendering (such as HTML or text files), you need the server to set the file's MIME Type to a nonsensical value, such as application/x-please-download-me or alternatively application/octet-stream, which is used for arbitrary binary data.
If you...
Easiest way to copy a table from one database to another?
...umentation here: https://dev.mysql.com/doc/refman/5.7/en/create-table-like.html
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pretty-print JSON using JavaScript
...(inp) {
document.body.appendChild(document.createElement('pre')).innerHTML = inp;
}
function syntaxHighlight(json) {
json = json.replace(/&/g, '&').replace(/</g, '<').replace(/>/g, '>');
return json.replace(/("(\\u[a-zA-Z0-9]{4}|\\[^u]|[^\\"])*"(\s*...
Difference between .on('click') vs .click()
...ss memory and work for dynamically added elements.
Consider the following html:
<html>
<button id="add">Add new</button>
<div id="container">
<button class="alert">alert!</button>
</div>
</html>
where we add new buttons via
$("...
File input 'accept' attribute - is it useful?
Implementing a file upload under html is fairly simple, but I just noticed that there is an 'accept' attribute that can be added to the <input type="file" ...> tag.
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deny directory listing with htaccess
I have a folder, for example : /public_html/Davood/
and too many sub folder in folder, for example : /public_html/Davood/Test1/ , /public_html/Davood/Test1/Test/ , /public_html/Davood/Test2/ , ...
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How do you get the length of a string?
...r the same thing as I was: a way to get the length of text contained in an HTML tag. I'm a beginner so I knew how to get the content but not its length. In that sense, genesis' answer below is better.
– Adrian Pauly
Jan 11 '16 at 20:14
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How to render and append sub-views in Backbone.js
...inner = new InnerView();
},
render: function() {
this.$el.html(template); // or this.$el.empty() if you have no template
this.$el.append(this.inner.$el);
this.inner.render();
}
});
var InnerView = Backbone.View.extend({
render: function() {
this.$el....
CSS: center element within a element
To center an HTML element I can use the CSS left: 50%; . However, this centers the element with respect to the whole window.
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