I was assigned a task when an Interviewer interviewed me and that was a Technical question. I was asked to design a system that can gather click data from a webpage and show it later in form of a Heatmap.
I started to think of a function in PHP that checks the current time whether it lies between start hour and end hour. This was a task from my boss a couple of weeks ago. He asked this function to write in order to turn down our web application from 900PM to 400AM and display an appropriate message. I googled for a few minutes and compiled the code below:
Below is a simple code snippet that will help you to export data to CSV/Excel format using Codeigniter and Oracle. Yes, it is obvious that you must have knowledge regarding Codeigniter and Oracle before you proceed further reading.
After continuous google for more than 10 hours, I finally came to a conclusion that the problem “ORA-24408: could not generate unique server group name” was not with oracle instanclient or the connection string oci_connect(). The only problem was with the mis-match of the hostnames of the application server defined in /etc/sysconfig/network & /etc/hosts.
On the menu-customize page, after
1) dragging a menu item, or
2) checking/unchecking an enable checkbox,