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The EXEHDR utility can be used to change the maximum allocation field of a program. However, if this is done and the program is invoked with one of the exec functions, the program might behave differently from a program invoked directly from the operating-system command line or with one of the spawn functions (see below).
A high-level overview of the Linux kernel's system call interface, which handles communication between its various components and the userspace. In computing, a system call (commonly abbreviated to syscall) is the programmatic way in which a computer program requests a service from the operating system [a] on which it is executed.
A computer network diagram of clients communicating with a server via the Internet. The client–server model is a distributed application structure that partitions tasks or workloads between the providers of a resource or service, called servers, and service requesters, called clients. [1]
A record stored on disk, or a record synthesized on demand by a file server, which can be accessed by multiple processes. Most operating systems Communications file: A unique form of IPC in the late-1960s that most closely resembles Plan 9's 9P protocol: Dartmouth Time-Sharing System: Signal; also Asynchronous System Trap
The form's data is sent to the web server within a HTTP request with a URL denoting a CGI script. The web server then launches the CGI script in a new computer process , passing the form data to it. The CGI script passes its output, usually in the form of HTML , to the Web server, and the server relays it back to the browser as its response to ...
Dynamic web page: example of server-side scripting (PHP and MySQL). A dynamic web page is a web page constructed at runtime (during software execution), as opposed to a static web page, delivered as it is stored. A server-side dynamic web page is a web page whose construction is controlled by an application server processing server-side scripts ...
As a result, functions like getcwd() and getwd() which retrieve the current working directory of the process, cannot directly access the filename. Beginning with the current directory, these functions search up to its parent directory, then to the parent's parent, and so on, until reaching the root directory. At each level, the function looks ...
Removes the specified file using the unlink function uptime: Tells how long the system has been running users: Prints the user names of users currently logged into the current host who: Prints a list of all users currently logged in whoami: Prints the effective userid: yes: Prints a string repeatedly