Ajax

How and when to notify user of AJAX call error/exception
How to check AJAX call error?How to handle exception in AJAX call?What triggers AJAX error?How to display AJAX error message in jQuery? How to check...
When should I use AJAX to submit forms VS regular page submit
Should I use Ajax for form submit?Should I use Ajax or forms?When Should AJAX Be Used?When working with Ajax applications which is faster? Should I ...
What is the standard practice for while waiting for an AJAX request [duplicate]
How to wait for AJAX response in Javascript?How to delay AJAX response?How do I make jQuery wait for an AJAX call to finish before it returns?What is...
Showing in progress in a full AJAX application when we don't know where the new content will be placed
How do I know when AJAX calls are complete?How do I know if AJAX request is successful?What are the 4 steps of an AJAX request? How do I know when A...
What is an acceptable response time for my ajax ui?
1.0 second is about the limit for the user's flow of thought to stay uninterrupted, even though the user will notice the delay. Normally, no special f...