I have an issue while using buttons inside form. I want that button to call function. It does, but with unwanted result that it refresh the page. My simple code goes like this On clicking the button, the function gets called with page refreshed, which resets all my previous request which affects the current p…
Tag: javascript
How to show a linked page as the content of a table element in my case?
I have made a HTML table. Suppose I have a link, for example, link to www.nokia.com , can I show the linked page as a content of the table element when “click me” has clicked? and how to do that? Answer Maybe you could use <iframe> and some jQuery for the job. Example: jQuery: HTML:
JavaScript Number Split into individual digits
I am trying to solve a math problem where I take a number e.g. 45, or 111 and then split the number into separate digits e.g. 4 5 or 1 1 1. I will then save each number to a var to run a method on. Does anyone know how to split a number into individual digitals? For example I
Loading external javascript in google chrome extension
I’m writing a Google Chrome extension which manipulates the current page (basically adds a button). In my content script, I want to load the Facebook Graph API: However, the script doesn’t seem to added to body. Here’s the console log: Any ideas on what I’m doing wrong? Answer The issu…
Dynamically added script will not execute
I am dynamically adding a script of a github gist. If I added it to the html before the page loads, the script will execute. But If I try to add it to the page after it loads it adds the script to the page but doesn’t execute it. Here is how I am adding it to the page Html
FormData.append(“key”, “value”) is not working
Can you tell me whats wrong with this: My output looks like this, I cant find my “key” – “value” pair I can’t understand! Yesterday it worked so well, and today my head crashed the keyboard so many times! Firefox, Chrome, both the same :/ Answer New in Chrome 50+ and Firefo…
How do you get the cursor position in a textarea?
I have a textarea and I would like to know if I am on the last line in the textarea or the first line in the textarea with my cursor with JavaScript. I thought of grabbing the position of the first newline character and the last newline character and then grabbing the position of the cursor. Is it possible to
Pass variables by reference in JavaScript
How do I pass variables by reference in JavaScript? I have three variables that I want to perform several operations to, so I want to put them in a for loop and perform the operations to each one. Pseudocode: What is the best way to do this? Answer There is no “pass by reference” available in Java…
How to make chainable function in JavaScript?
Lets imagine function like this: Usage of it would be like: I’m looking for a way to create function that’s chainable with other functions. Imagine usage: How would I do this? Answer Sure, the trick is to return the object once you’re done modifying it: http://jsfiddle.net/Xeon06/vyFek/ To m…
load scripts asynchronously
I am using several plugins, custom widgets and some other libraries from JQuery. as a result I have several .js and .css files. I need to create a loader for my site because it takes some time to load. it will be nice if I can display the loader before importing all the: I have found several tutorials that en…