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- terminal
- nt the codes with a simple ''echo'' command. __**Note:**__ I see codes referenced as "Bash colors" som... pport the instructions, your operating system may not include references to them in its default xterm p... to this category.) If `tput smcup` appears to do nothing for you, and you don't want to modify your sy... ile </code> Similarly, ''vim'' can be configured not to "restore" the screen by adding the following t
- netdata
- -Ss https://my-netdata.io/kickstart.sh) (do not sudo this command, it will do it by itself as nee... ://my-netdata.io/kickstart-static64.sh) (do not sudo this command, it will do it by itself as needed; the target system does not need bash installed, check below for instructions
- ffmpeg
- facebook, youtube, all allow to upload video, but not only audio. Here are some ffmpeg tricks, how to a
- truecolor @terminal
- lors at the same time. Truecolor escape codes do not use a color palette. They just specify the color ... t-only in Konsole and iTerm2). This is obviously not a reliable method, and is not forwarded via sudo, SSH etc. However, whenever it errs, it errs on the safe side. It does not advertise support when it is actually supported.
- scripting @terminal
- something breaks, I know how to fix it". This is not a bible, of course. But I have seen so much ugly and terrible code (not only in shell) during all the years, that I'm 100... ==== Indentation guidelines ===== Indentation is nothing that technically influences a script, it's on... section): * it's easy and fast to type * it's not a hard-tab that's displayed differently in differ
- obselete @terminal
- line operator derived from Zsh. Officially, it is not considered deprecated by Bash, but I highly disco... and no historical basis or reason to exist. It is not specified by POSIX. It is accepted by Bash, mksh,... d as identical to the POSIX-style function. It is not accepted by AT&T ksh. It should never be used. Se... om left to right. However, a few expansions, most notably word-splitting and globbing, and in shells ot
- color @terminal
- lors at the same time. Truecolor escape codes do not use a color palette. They just specify the color ... t-only in Konsole and iTerm2). This is obviously not a reliable method, and is not forwarded via sudo, SSH etc. However, whenever it errs, it errs on the safe side. It does not advertise support when it is actually supported.
- behaviours @terminal
- they need to be defined in every shell as they're not inherited from the parent shell. The feature to ... shrc'' * ''<nowiki>--rcfile</nowiki>'' defines another startup file (instead of ''/etc/bash.bashrc'' ... d ''~/.profile'', if it's a login shell. If it's not a login shell, the environment variable [[syntax:... n_mode | POSIX(r) compatiblity mode (for running, not for starting!)]]. __**Bash starts in ''sh'' comp
- basics @terminal
- is a holdover from UNIX(r), where executables are not tagged by the extension, but by **permissions** (... ding a proper filename extension is a convention, nothing else. <code> chmod +x ./myfile </code> If th... system. In general, if a file is executable, but not an executable (binary) program, and such a line i... comment. The shebang is for the operating system, not for the shell. Programs that don't ignore such li
- redirection @scripts
- ''stdout'' is assumed (FD 1). The ''TARGET'' is **not truncated** before writing starts. ===== Redirec... er important>This syntax is deprecated and should not be used. See the page about [[scripting:obsolete ... is won't be expanded: $PATH EOF </code> Last but not least, if the redirection operator ''<nowiki><<</
- quoting @scripts
- re a syntax element that influence parsing. It is not related to the quote characters passed as text to... iword argument\"" somecommand $MYARG ### THIS IS NOT (!) THE SAME AS ### command "my multiword argumen... sh, like the dollar-sign (''$'') can be masked to not have a special meaning using the backslash: <cod... </code> * ''\$HOME'' won't expand because it's not in variable-expansion syntax anymore * The back
- positional-parameters @scripts
- ction, ''$0'' is still the ''$0'' of the shell, **not** the function name)| |''$1 ... $9''|the argument... } ... ${N}''|the argument list elements beyond 9 (note the [[syntax:pe | parameter expansion]] syntax!)... | mass usage]]| |''$#''|the number of arguments, not counting ''$0''| These positional parameters re... itch parsing (e.g. ''-h'' for displaying help) is not performed at this point. See also [[dict:terms:p
- obsolete @scripts
- line operator derived from Zsh. Officially, it is not considered deprecated by Bash, but I highly disco... and no historical basis or reason to exist. It is not specified by POSIX. It is accepted by Bash, mksh,... d as identical to the POSIX-style function. It is not accepted by AT&T ksh. It should never be used. Se... om left to right. However, a few expansions, most notably word-splitting and globbing, and in shells ot
- port @network
- icial</td> <td>Port/application combination is <b>not</b> registered with IANA</td> </tr> <tr> <td styl... te_ref-IANA_0-1" class="reference"><a href="#cite_note-IANA-0"><span>[</span>1<span>]</span></a></sup><... ink=1" class="new" title="Active Users (page does not exist)">Active Users</a></td> <td>Official</td> <... id="cite_ref-1" class="reference"><a href="#cite_note-1"><span>[</span>2<span>]</span></a></sup> (RLP)
- dnssec @network
- kdown> # Tester son DNSSEC > dig test.dnssec-or-not.net TXT [link](http://wiki.debian.org/DNSSEC) </... k à "digger" via console: http://test.dnssec-or-not.net/ ===== EXEMPLE ===== <code bash>$ dig test.dnssec-or-not.net TXT ; <<>> DiG 9.8.4-rpz2+rl005.12-P1 <<>> test.dnssec-or-not.net TXT ;; global options: +cmd ;; Got answer: ;;