$_SERVER variable to identify where request is coming from?
50195
Determining Referer in PHP
143750
Simplest way to profile a PHP script
104230
Passing $_POST values with cURL
132164
Reintroduce $HTTP_POST_VARS in PHP 5.3
153999
What is the canonical way to determine commandline vs. http execution of a PHP script?
25703
Best way to test for a variable's existence in PHP; isset() is clearly broken
128347
Find PostgreSQL server hostname on which it runs
16485
How can I get the client's IP address in a PHP webservice?
139806
What is the right way to handle $_POST data in MVC?
9728
Get name of caller function in PHP?
69247
Determining the Actual Server Create Date
52972
Detecting request type in PHP (GET, POST, PUT or DELETE)
109042
Are there simple command line tools to decode a SQL Injection request string?
61409
How can I check if a URL exists via PHP?
28530
What is the .NET equivalent of PHP var_dump?
23736
How to avoid echoing character 65279 in php?
51490
How to get the client IP address in PHP