Commands for getting help information on commands and the terminal
Posted: Wed Jan 22, 2025 5:30 am
The command line can be a source of information about the system, programs, and installed settings. To get help, you need to call the Unix command — man— and specify the query parameters. Manincludes the following parameters:
name — the name of the command whose description is required;
synopsis — command parameters;
description — information about the program’s operation;
options — command options.
To view the directory of files and their authors, you need to call new zealand whatsapp number database the commands manand Is(for example, " Is – author 1"). The results will be lined up and can be presented on several pages. The first page is called LS (1). To explore the list, you can use the following tools:
mouse wheel,
up/down arrows,
spacebar and PgUp/PgDn keys.
The search for a specific word is performed by setting the option: in manis entered ? [искомое_слово], then the command is sent for execution via Enter.
When brief information about a command or utility is needed, help is called via the command help. A description of the utility is requested using whatis [имя_пакета].
Some basic commands to get information about the operating system:
whoami — information about the current user of the system;
lsblk — information about disks;
df — size of occupied space;
free — amount of RAM;
uptime — the time of continuous system operation;
date — information about date and time;
cat /etc/*-release - information about the distribution.
Linux Commands for Managing Files and Folders
When work with folders has already begun, that is, during the execution of other commands you found yourself in an arbitrary folder, and you need to determine your location, the command is used:
name — the name of the command whose description is required;
synopsis — command parameters;
description — information about the program’s operation;
options — command options.
To view the directory of files and their authors, you need to call new zealand whatsapp number database the commands manand Is(for example, " Is – author 1"). The results will be lined up and can be presented on several pages. The first page is called LS (1). To explore the list, you can use the following tools:
mouse wheel,
up/down arrows,
spacebar and PgUp/PgDn keys.
The search for a specific word is performed by setting the option: in manis entered ? [искомое_слово], then the command is sent for execution via Enter.
When brief information about a command or utility is needed, help is called via the command help. A description of the utility is requested using whatis [имя_пакета].
Some basic commands to get information about the operating system:
whoami — information about the current user of the system;
lsblk — information about disks;
df — size of occupied space;
free — amount of RAM;
uptime — the time of continuous system operation;
date — information about date and time;
cat /etc/*-release - information about the distribution.
Linux Commands for Managing Files and Folders
When work with folders has already begun, that is, during the execution of other commands you found yourself in an arbitrary folder, and you need to determine your location, the command is used: