Can CodeMirror 2 be used to highlight code from a DIV or PRE tag (without the editor)? Like CodeMirror 1 used to be able to do with the hightlightText() function? For example here: http://codemirror.net/1/highlight.html, after you press run highlight (the highlighted text below) Also can it highlight code fro…
Expand Image Vertically Without Disrupting the Flow with Javascript & CSS
My Progress is @ http://codebucket.webatu.com/code/portfoliotest/index.html Code on JSfiddle: http://jsfiddle.net/warmlaundry/qJbG4/70/ I want to make the edges of the ‘f’ and ‘l’ stretch to the edge of the page. I’m just expanding the height of two images that sandwich the word.…
String length in bytes in JavaScript
In my JavaScript code I need to compose a message to server in this format: Example: The data may contain unicode characters. I need to send them as UTF-8. I’m looking for the most cross-browser way to calculate the length of the string in bytes in JavaScript. I’ve tried this to compose my payload…
Convert string to datetime
How to convert string like ’01-01-1970 00:03:44′ to datetime? Answer For this format (assuming datepart has the format dd-mm-yyyy) in plain javascript use dateString2Date. It may bite you, because of browser compatibility problems. tryParseDateFromString is ES6 utility method to parse a date strin…
Increase and decrease a variable until a number is reached in Javascript
How can I increase and decrease a variable in Javascript until 100 and when 100 is reached it should start decreasing. So accuracyBarValue should start in 0, increase to 100, and when 100 is reached it should go to 0, and then repeat procedure. This in intervals of 10. I use this in a very simple JS game, whe…
Javascript: how to dynamically create nested objects using object names given by an array
I hope someone can help me with this Javascript. I have an Object called “Settings” and I would like to write a function that adds new settings to that object. The new setting’s name and value are provided as strings. The string giving the setting’s name is then split by the underscore…
Are there anyway to prevent frame override main window?
I have html page with frame where I want to show some web pages/sites. There are some sites like www.yandex.com which popup from frame and become main window. I want to find some solution to intercept some event or something like this to prevent such subframe activity. Is it possible? Answer You can listen to…
Problems dynamically adding to form (trying to use onChange and appendTo)
I want my form to extend in different ways depending on the selection of a drop down box. I have got my JavaScript working so that onchanging my selection it will carry out something. But I am trying to use the appendTo() method as I have used before; for adding a single input, to work for implementing a div …
livequery doesn’t bind after a DOM insertion
I don’t understand why livequery doesn’t bind the event, but I have to use .click. This is just an example, which might also use the .click(), but in the real code I’m forced to use livequery. Does anyone know why livequery isn’t working? Answer I added a random id to the last comment,…
How to convert a String to long in javascript?
I have a millisecond timestamp that I need to convert from a string to long. JavaScript has a parseInt but not a parseLong. So how can I do this? To expand on my question slightly: given that apparently JavaScript doesn’t have a long type, how can I do simple arithmetic with longs that are initially exp…