Iam using php4 wt Apache on linuxsrever, i have a drop down menu in my site for navigation, the pages ar e called by making form submission, but the problem is once the next page is called , if i hit the back button i get page expired , u need to refresh
Is there any configraton to be changed on the web server , for the browser to cache the page because this works fine on asp wt IIS
Many old projects have bad code, but the budget doesn't exist to rewrite the codebase. You can update this code to be safer by introducing contemporary input validation, sanitation, and safer database queries.
The viewer will learn how to create and use a small PHP class to apply a watermark to an image. This video shows the viewer the setup for the PHP watermark as well as important coding language. Continue to Part 2 to learn the core code used in creat…