If your are using express above 2.x, you have to declare app.router like below code. Please try to replace your code with Please click here to get more details about app.router Note: app.router is depreciated in express 3.0+. If you are using express 3.0+, refer to Anirudh’s answer below.
Navigate to the Layout tab, click the “Add a Page Element” option and select the “HTML/Javascript” sub-option. See the Layout Guide for more details.
Not exactly!! In jQuery, to get the same result as document.getElementById, you can access the jQuery Object and get the first element in the object (Remember JavaScript objects act similar to associative arrays).
Can anyone please explain event delegation in JavaScript and how is it useful?
UUIDs (Universally Unique IDentifier), also known as GUIDs (Globally Unique IDentifier), according to RFC 4122, are identifiers designed to provide certain uniqueness guarantees. While it is possible to implement RFC-compliant UUIDs in a few lines of JavaScript code (e.g., see @broofa’s answer, below) there are several common pitfalls: Invalid id format (UUIDs must be of the form … Read more
I’ve just tested a few browsers using this silly bit of JavaScript: Run code snippetExpand snippet IE8 and Opera 9 on Windows use \r\n. All the other browsers I tested (Safari 4 and Firefox 3.5 on Windows, and Firefox 3.0 on Linux) use \n. They can all handle \n just fine when setting the value, though IE and Opera … Read more
In the first regex, each space character is being replaced, character by character, with the empty string. In the second regex, each contiguous string of space characters is being replaced with the empty string because of the +. However, just like how 0 multiplied by anything else is 0, it seems as if both methods strip spaces in exactly the … Read more
I have a web page from which I need to send an email to. I need to send a LARGE email from the browser. Because the content is larger than the query string allows, I need to rely on Active X. I want to send this email through Outlook. In an attempt to do this, … Read more
Modify the JavaScript property document.body.style.background. For example: Note: this does depend a bit on how your page is put together, for example if you’re using a DIV container with a different background colour you will need to modify the background colour of that instead of the document body.
To get the contents of the attribute data-id (like in <a data-id=”123″>link</a>) you have to use or .data() (if you use newer jQuery >= 1.4.3) and the part after data- must be lowercase, e.g. data-idNum will not work, but data-idnum will.