Sessions are simple arrays used to store some information and the values can be used throught the project / website
There are lot of reasons for the form values not being posted. But we must make sure that we set basic things properly.
We know when we send data using GET method the variables are sent as query string. But how its done when it is a POST request? The variables is not visible in the url then how it is sent?
curl is a command line tool which is used to transfer data. It supports almost all major protocols such as ftp, http, https etc. We can use this command to make POST request to a webpage, In fact we have more than one way to make a post request using curl command.
When we have a background color to a table td then tr:hover will not work as expected. It will not show the hover color on table td. This simple trick will fix that issue.
We can dynamically create a variable name based on the other variable value! It is a concept called PHP Variable variables. It might be useful at certain cases, lets see how we do it.
The Internet Protocol (IP) is a protocol which defines how the data can be sent from one computer to another on the Internet. Each computer which participates on the Internet has at least one IP address that uniquely identifies it from all other computers on the Internet. The depletion of pool of the unallocated Internet Protocol Version 4 (IPv4)