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Jak użyć swapoff Co to jest System administration command. Stop making devices and files specified in devicelist available for swapping and paging definicja
Jak użyć syslogd Co to jest System administration command. See sysklogd definicja
Jak użyć scanadf Co to jest return multiple documents. The images are written to output files specified by the --outputfile option. scanadf uses the SANE interface to access the scanner and can support any definicja
Jak użyć sendmail Co to jest or, more simply, a mail router. It accepts mail from a user's mail program, interprets the mail address, rewrites the address into the proper form for the delivery program definicja
Jak użyć sane-find-scanner Co to jest Locate SCSI and USB scanners and print their device files, to be sure the scanners can be detected by SANE (Scanner Access Now Easy) backends definicja
Jak użyć scanimage Co to jest images to standard output in PNM (Portable aNyMap) format . scanimage uses the SANE interface to access the scanner and can support any device for which there is a SANE backend definicja
Jak użyć scp Co to jest the OpenSSH suite of network tools. scp requests a password or passphrase if required. The transfer can be between two remote hosts. If more than one file is specified for file1 definicja
Jak użyć screen Co to jest multiple full-screen pseudo-terminals from one real terminal, and letting you manipulate and save your screen input and output, copy and paste between windows, etc definicja
Jak użyć script Co to jest The typescript is written to file . If no file is given, the typescript is saved in the file typescript . The script ends when the forked shell exits, usually with Ctrl-D or exit definicja
Jak użyć sdiff Co to jest Find differences between the two files from and to and merge interactively, writing the results to outfile definicja
Jak użyć sed Co to jest Stream editor. Edit one or more files without user interaction. See Chapter 1 for more information definicja
Jak użyć sysctl Co to jest runtime using the /proc/sys filesystem. While many of these kernel keys can be altered by other utilities, sysctl provides a single interface to kernel settings definicja
Jak użyć sensors Co to jest Display current readings of all sensor chips and set limits as specified in the configuration file. The default configuration file is /etc/sensors.conf definicja
Jak użyć seq Co to jest is to print one number per line to standard output. Both first and increment can be omitted and default to 1, but if first is omitted then increment must also be omitted. In other definicja
Jak użyć setfdprm Co to jest Load disk parameters used when autoconfiguring floppy devices definicja
Jak użyć setkeycodes Co to jest specified keyboard scancode . The kernel matches these to its own keycodes. Scancodes in the range of 1-88 are hardwired in the kernel, but the remaining scancodes can be assigned definicja
Jak użyć setleds Co to jest Scroll Lock) for the current virtual terminal. With no options, display the current settings for all three flags. Can be used in a startup script to set the initial state of the definicja
Jak użyć setmetamode Co to jest With no option, print the current Meta key mode. Otherwise, set the mode and display the setting before and after the change definicja
Jak użyć setquota Co to jest Provide limits in the format soft-block-limit hard-block-limit soft-inode-limit hard-inode-limit . To disable a quota, set it to 0 . See also edquota , a vi editor interface for definicja
Jak użyć setsid Co to jest System administration command. Execute the named command and optional command arguments in a new session definicja
Jak użyć setterm Co to jest Set terminal attributes by writing a character string to standard output to invoke the specified attributes definicja
Jak użyć sftp Co to jest uses ssh to perform file transfers securely. sftp connects to host and logs in, prompting for a password if required. The host can be specified in the following ways: host [user @ definicja
Jak użyć sh Co to jest commands are entered. On modern versions of Linux, this is just another name for the bash shell. For more information, see Chapter 6 . For legacy Linux versions and other Unix definicja
Jak użyć sha1sum Co to jest Compute or check 160-bit SHA1 checksums to verify file integrity. If the file is not specified, or specified as - , read from standard input definicja
Jak użyć showkey Co to jest keyboard. The default is to show keycodes. In keycode and scancode mode, the program terminates 10 seconds after the last key is pressed. In ASCII mode, press Ctrl-D to exit. This definicja
Jak użyć swapon Co to jest System administration command. Make the listed devices available for swapping and paging definicja
Jak użyć showmount Co to jest information is maintained by the mountd server on host . The default value for host is the value returned by hostname . With no options, show the clients that have mounted definicja
Jak użyć shred Co to jest Overwrite a file to make the contents unrecoverable, and delete the file afterward if requested definicja
Jak użyć shutdown Co to jest a specific time (in hh :mm format), a number of minutes to wait (in + m format), or now . A broadcast message notifies all users to log off the system. Processes are signaled with definicja
Jak użyć size Co to jest Print the number of bytes of each section of objfile and its total size. If objfile is not specified, a.out is used definicja
Jak użyć ssh-keygen Co to jest Generate, manage, and convert authentication keys for ssh . When using ssh-keygen to create a key, the -t option must be specified to identify the type of key to create definicja
Jak użyć skill Co to jest signal for skill is TERM , and the default priority for snice is +4 but can be in the range +20 (slowest) to -20 (fastest). The selection options -c , -p , -t , and -u are not definicja
Jak użyć slabtop Co to jest Display kernel slab cache information in real time. slabtop displays a listing of the top caches as sorted by a given sort criteria definicja
Jak użyć slattach Co to jest preparing them for use as point-to-point connections. Only a privileged user may attach or detach a network interface definicja
Jak użyć sleep Co to jest Wait a specified amount of time before executing another command. units may be s (seconds), m (minutes), h (hours), or d (days). The default for units is seconds definicja
Jak użyć slocate Co to jest like locate , but it also stores file permissions and ownership information so users cannot see files to which they don't have access. In some distributions, locate is definicja
Jak użyć snice Co to jest Reset the priority for processes . The default priority is +4. See skill for the possible options definicja
Jak użyć ssh-keyscan Co to jest Gather public and private host keys from a number of hosts. Can be used in scripts definicja
Jak użyć sort Co to jest pair of lines; if no fields are specified, compare them by byte, in machine-collating sequence. If no files are specified or if the file is - , the input is taken from standard definicja
Jak użyć split Co to jest the results are written to prefix aa , prefix ab , and so on. The default prefix is x , giving the output files xaa , xab , etc. If infile is - or missing, standard input is read definicja
Jak użyć ssh Co to jest system. The version of ssh described here is the OpenSSH client. ssh can use either Version 1 (SSH1) or Version 2 (SSH2) of the SSH protocol. SSH2 is preferable, as it provides definicja
Jak użyć ssh-add Co to jest which must be running and must be an ancestor of the current process. ssh-add reads the files created by ssh-keygen for private keys. It reads the information in these private definicja
Jak użyć ssh-agent Co to jest usually executed at the beginning of an X or login session; then all other windows or programs given as command are run as clients of ssh-agent . When a command is specified, the definicja
Jak użyć sync Co to jest executes the sync( ) system call. If the system is to be stopped, sync must be called to ensure filesystem integrity. Note that shutdown automatically calls sync before shutting definicja
Jak użyć sshd Co to jest login and remote-execution facility equivalent to rlogin and rsh . Normally started at boot, sshd listens for incoming connections, forking a new daemon when one is detected. The definicja
Jak użyć stat Co to jest call in a human-readable format. The error messages Can't stat file and Can't lstat file usually mean the file doesn't exist. Can't readlink file generally definicja
Jak użyć statd Co to jest System administration command. The NFS status server, statd , reports server status to clients like the rup command definicja
Jak użyć strace Co to jest arguments . strace shows you how data is passed between the program and the kernel. With no options, strace prints a line for each system call. It shows the call name, given definicja
Jak użyć strfile Co to jest file should be a file containing groups of lines separated by a line containing a single percent sign (or other specified delimiter character). strfile creates an output file that definicja
Jak użyć strings Co to jest found that are at least four characters long and followed by an unprintable character. Often used to find human-readable content within binary files definicja
Jak użyć strip Co to jest Remove symbols from object files , thereby reducing file sizes and freeing disk space definicja
Jak użyć stty Co to jest Without options, stty reports the terminal settings that differ from those set by running stty sane , where ^ indicates the Ctrl key and ^` indicates a null value. Most modes can definicja
Jak użyć su Co to jest specified, create a shell for a privileged user (i.e., become a superuser). Enter EOF to terminate. You can run the shell with particular options by passing them as shell_args (e definicja
Jak użyć sudo Co to jest users of sudo and the commands they are permitted to execute are listed in the sudo configuration file, /etc/sudoers . If an unauthorized user attempts to run a command, sudo will definicja
Jak użyć sum Co to jest Calculate and print a checksum and the number of (1 KB) blocks for file . If no files are specified, or file is -, read from standard input. Useful for verifying data transmission definicja
Jak użyć sysklogd Co to jest klogd functionality. By default, it is meant to behave exactly like the BSD version of syslogd . While the difference should be completely transparent to the user, sysklogd definicja

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