I would like data on a webpage to update to the latest info in real time without refreshing the page - like a data feed but just display info.
I am able to write an admin centre in PHP that will write contents to a file on the server.
But i cant work out the best way to have the webpage check for new data. I was going to use a loop that checks the last modified time of the source data file but this creates stack overflow errors. Basically all i need is for a page to check for a modified file then refresh itself if found - only needs to update if it finds the data is out of date so most checks will result in no change.
When you work with shopping cart / ecommerce relates web sites, you need to pass the certain form post details to the payment gateway process page with required details for the products items you give to order. Also you may need to track the ordered…
I will show you how to create a ASP.NET Captcha control without using any HTTP HANDELRS or what so ever. you can easily plug it into your web pages.
a = 2 + 3 (where 2 and 3 are 2 random numbers)
Session("Answer") = 5
Viewers will learn about arithmetic and Boolean expressions in Java and the logical operators used to create Boolean expressions. We will cover the symbols used for arithmetic expressions and define each logical operator and how to use them in Boole…
The viewer will learn the basics of jQuery including how to code hide show and toggles.
Reference your jQuery libraries:
Include your new external js/jQuery file:
Write your first lines of code to setup your site for jQuery…