I've recently been interfacing with a SOAP API on a .NET server and also creating an API in PHP, and both require sending a specific SOAP header for authentication. This post shows how to send a SOAP header using the PHP SOAP client which is built into PHP.
Sending an authentication header with PHP SOAP
In the case of the SOAP server I have been developing, the server requires a header to be sent which contains the API key. The header name is APIKey and the value the key itself. In the example below the namespace used for the API call is "ExampleNamespace".

I have a number of batch processes that run using PHP as the command interpreter, and discovered after making a change to one of them the other day that the variables available to PHP in the $_SERVER superglobal are different depending on whether it's run via an SSH session or cron. This post shows the difference on Debian 6. The values available are probably the same on other distros.
$_SERVER using the CLI via SSH
Using the PHP command line interpeter (CLI) the following was displayed when running print_r($_SERVER), showing which variables are available:

In C programming language, the concept of pointers is the most powerful concept that makes C stand apart from other programming languages. In the part-I of this series we discussed the fundamental concepts around C pointers. In this article, we will try to develop understanding of some of the relatively complex concepts. The following are [...] Read More: C Pointer to Pointer, Pointer to Functions, Array of Pointers Explained with Examples

There are times when you might want to profile your program on parameters like: Time taken by program in user mode Time taken by program in kernel mode Average memory usage by the program etc On Linux we have a utility ‘time’ that is designed specifically for this purpose. The utility ‘time’ takes a program [...] Read More: Linux Time Command Examples

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