Posts tagged with javascript:

Meaning of Default, Preset, Fallback, Callback, Rollback value - differenceWhat is the meaning of Default value, Preset value, Fallback value, Callback value and Rollback value in software development ?

Set cookies to expire in hours, minutes, seconds - JavascriptI am using a javascript function, that allows to set after how many days cookies should expire: var date=new Date(); var expirydays=30;...

Check if document getElementById or getElementsByName existsHow can I check if input field or other element exists by using document.getElementById or document.getElementsByName, before trying to get values ?

Javascript getElementsByName() not working - undefined valueHow should I get the value using javascript getElementsByName() ? For some reason it is not working. I am getting only "undefined" value.

Javascript function in link href="" - prevent from redirectingI have a javascript function in HTML link HREF="" attribute. When I click on the link, it will rediect me on another page. What should I do to avoid the redirecting.

When Enter, Backspace, Spacebar keys are pressed - JavascriptWhen the Enter, Backspace or Spacebar key is pressed, I want to call the Javascript function. Can you please give me suggestion how to make it work with onKeyPress event ?

Keyup, Change, Blur - multiple jQuery events for same functionI need to call the function when user is typing into input field, but also when he changed the value without typing it, for example with copy and paste. How should I modify...

Generate random string containing numbers, uppercase, lowercase lettersI need to create a random string that contains numbers, uppercase and lowercase letters. How should do it in JavaScript and PHP ? What is the best way to generate it ? What...

Javascript alert popup with two buttons OK / Cancel or Yes / NoHow can I add another button to javascript alert popup window, to have two buttons with values OK / Cancel or Yes / No ?

JavaScript, JSON and jQuery - differenceWhat is the difference between JavaScript, JSON and jQuery ? Are JSON and jQuery based on JavaScript ?