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@ -26,13 +26,13 @@ refer to the [compatibility table](#compatibility) for specifics.
## shell functions ## shell functions
### [archive](/sh/archive#L7) ### [archive](/sh/archive#L4)
create an archive file in one of a few formats. create an archive file in one of a few formats.
borrowed from [prezto.](https://github.com/sorin-ionescu/prezto) borrowed from [prezto.](https://github.com/sorin-ionescu/prezto)
### [argc](/sh/argc#L7) ### [argc](/sh/argc#L4)
validate the number of arguments in a function. validate the number of arguments in a function.
@ -48,7 +48,7 @@ myfunc() {
} }
``` ```
### [arith](/sh/arith#L10) ### [arith](/sh/arith#L7)
perform arithmetic using the shell and display the result. perform arithmetic using the shell and display the result.
see also [`hex`](#hex) and [`bin`](#bin). see also [`hex`](#hex) and [`bin`](#bin).
@ -60,7 +60,7 @@ this example requires zsh:
1.9952623149688795 1.9952623149688795
``` ```
### [aur](/sh/aur#L8) ### [aur](/sh/aur#L5)
download, edit, make, and install packages from the download, edit, make, and install packages from the
[AUR.](https://aur.archlinux.org/) [AUR.](https://aur.archlinux.org/)
@ -70,12 +70,12 @@ it's a little broken.
$ aur -eyoI cmdpack-uips applyppf $ aur -eyoI cmdpack-uips applyppf
``` ```
### [autosync](/sh/autosync#L9) ### [autosync](/sh/autosync#L6)
combine `inotifywait` and `rsync`. combine `inotifywait` and `rsync`.
this is sometimes nicer than `ssh`-ing into a server and running `vim` remotely. this is sometimes nicer than `ssh`-ing into a server and running `vim` remotely.
### [bak](/sh/bak#L7) ### [bak](/sh/bak#L4)
backup files by creating copies and appending ".bak" to their names. backup files by creating copies and appending ".bak" to their names.
this calls itself recursively to avoid clobbering existing backups. this calls itself recursively to avoid clobbering existing backups.
@ -92,7 +92,7 @@ total 0
-rw-r--r-- 1 notwa None 0 Dec 25 2001 butts.bak.bak -rw-r--r-- 1 notwa None 0 Dec 25 2001 butts.bak.bak
``` ```
### [baknow](/sh/baknow#L7) ### [baknow](/sh/baknow#L4)
backup files by appending their timestamps given by [`now`.](#now) backup files by appending their timestamps given by [`now`.](#now)
@ -107,7 +107,7 @@ total 0
-rw-r--r-- 1 notwa None 0 Dec 25 2001 butts.2001-12-26_01800000.bak -rw-r--r-- 1 notwa None 0 Dec 25 2001 butts.2001-12-26_01800000.bak
``` ```
### [baks](/sh/baks#L8) ### [baks](/sh/baks#L5)
backup files by copying each and appending *the current* date-time, backup files by copying each and appending *the current* date-time,
irrespective of when the files were modified or created. irrespective of when the files were modified or created.
@ -123,7 +123,7 @@ total 0
-rw-r--r-- 1 notwa None 0 Dec 25 2001 butts.21-08-01_14-54-09.bak -rw-r--r-- 1 notwa None 0 Dec 25 2001 butts.21-08-01_14-54-09.bak
``` ```
### [bin](/sh/bin#L10) ### [bin](/sh/bin#L7)
perform arithmetic using the shell and display the result as perform arithmetic using the shell and display the result as
an unsigned 8-bit integer in binary. an unsigned 8-bit integer in binary.
@ -134,7 +134,7 @@ $ bin 123
01111011 01111011
``` ```
### [busiest](/sh/busiest#L7) ### [busiest](/sh/busiest#L4)
list directories in descending order by the number of files in them, list directories in descending order by the number of files in them,
counted recursively. counted recursively.
@ -146,7 +146,7 @@ $ cd && busiest | head -n3
21042 play 21042 play
``` ```
### [colors](/sh/colors#L7) ### [colors](/sh/colors#L4)
display all combinations of foreground and background terminal colors. display all combinations of foreground and background terminal colors.
this only includes the basic 16-color palette. this only includes the basic 16-color palette.
@ -154,7 +154,7 @@ excluding boilerplate, this script is a mere 76 characters long!
![terminal colors](https://eaguru.guru/t/terminal-colors.png) ![terminal colors](https://eaguru.guru/t/terminal-colors.png)
### [setup_clang_ubuntu (sh/compile)](/sh/compile#L7) ### [setup_clang_ubuntu (sh/compile)](/sh/compile#L4)
print (but don't execute) the commands necessary to install print (but don't execute) the commands necessary to install
a fairly recent version of clang on ubuntu-based distros. a fairly recent version of clang on ubuntu-based distros.
@ -176,7 +176,7 @@ update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-12 1200
update-alternatives --install /usr/bin/llvm-symbolizer llvm-symbolizer /usr/bin/llvm-symbolizer-12 1200 update-alternatives --install /usr/bin/llvm-symbolizer llvm-symbolizer /usr/bin/llvm-symbolizer-12 1200
``` ```
### [compile](/sh/compile#L50) ### [compile](/sh/compile#L47)
compile single-file C and C++ programs, messily. compile single-file C and C++ programs, messily.
@ -213,7 +213,7 @@ compile release clang WHOA rd.c
compile derelease rd.c && /tmp/rd compile derelease rd.c && /tmp/rd
``` ```
### [confirm](/sh/confirm#L7) ### [confirm](/sh/confirm#L4)
display a simple yes-or-no prompt and return 0-or-1 respectively. display a simple yes-or-no prompt and return 0-or-1 respectively.
@ -237,7 +237,7 @@ Continue? [y/N] y
20 files changed, 406 insertions(+), 29 deletions(-) 20 files changed, 406 insertions(+), 29 deletions(-)
``` ```
### [countdiff](/sh/countdiff#L9) ### [countdiff](/sh/countdiff#L4)
count the number of lines changed between two files. count the number of lines changed between two files.
@ -248,11 +248,11 @@ $ countdiff README-old.md README.md
739 739
``` ```
### [cutv](/sh/cutv#L7) ### [cutv](/sh/cutv#L4)
(WIP) create a short clip of a long video file. (WIP) create a short clip of a long video file.
### [days](/sh/days#L7) ### [days](/sh/days#L4)
compute the number of days since a given date. compute the number of days since a given date.
@ -261,7 +261,7 @@ $ days 'January 1 1970'
18838 18838
``` ```
### [decently](/sh/decently#L9) ### [decently](/sh/decently#L6)
given a list of directories, update the last-modified timestamp given a list of directories, update the last-modified timestamp
of each argument to that of the most recent file that it contains. of each argument to that of the most recent file that it contains.
@ -272,7 +272,7 @@ has its timestamp updated. symlinks are followed.
`.git` subdirectories are skipped over. `.git` subdirectories are skipped over.
the timestamps of subdirectories are ignored. the timestamps of subdirectories are ignored.
### [dfu](/sh/dfu#L9) ### [dfu](/sh/dfu#L4)
pretty-print `df` in GiB. pretty-print `df` in GiB.
@ -283,7 +283,7 @@ Filesystem Used Max Left Misc
/ 17.20 23.22 6.01 1.27 / 17.20 23.22 6.01 1.27
``` ```
### [disowned](/sh/disowned#L7) ### [disowned](/sh/disowned#L4)
find files in system directories that aren't associated with any pacman packages. find files in system directories that aren't associated with any pacman packages.
@ -293,7 +293,7 @@ generate a markdown file out of docstrings in shell scripts.
**TODO:** describe. i have a rough outline written in my scrap file. **TODO:** describe. i have a rough outline written in my scrap file.
### [e](/sh/e#L8) ### [e](/sh/e#L4)
wrap around `$EDITOR` to run it as root if necessary. wrap around `$EDITOR` to run it as root if necessary.
this still needs some work to detect root-owned directories. this still needs some work to detect root-owned directories.
@ -306,11 +306,11 @@ $ e /etc/sudoers
**NOTE:** there also exists an e(1) program provided by **NOTE:** there also exists an e(1) program provided by
the *e-wrapper* package that i don't use. the *e-wrapper* package that i don't use.
### [ea](/sh/ea#L27) ### [ea](/sh/ea#L24)
**TODO:** document. **TODO:** document.
### [echo2](/sh/echo2#L7) ### [echo2](/sh/echo2#L4)
print arguments joined by spaces to stderr without parsing anything. print arguments joined by spaces to stderr without parsing anything.
@ -322,16 +322,16 @@ $ echo2 -e 'this\nthat' those
-e this\nthat those -e this\nthat those
``` ```
### [explore](/sh/explore#L7) ### [explore](/sh/explore#L4)
open a single directory in `explorer.exe`, defaulting to `$PWD`. open a single directory in `explorer.exe`, defaulting to `$PWD`.
### [ff](/sh/ff#L7) ### [ff](/sh/ff#L4)
select a file from a given or current directory using select a file from a given or current directory using
[`fzy`.](https://github.com/jhawthorn/fzy) [`fzy`.](https://github.com/jhawthorn/fzy)
### [ghmd](/sh/ghmd#L10) ### [ghmd](/sh/ghmd#L7)
convert a markdown file to HTML in the style of GitHub. convert a markdown file to HTML in the style of GitHub.
note that this uses GitHub's API, so it requires internet connectivity. note that this uses GitHub's API, so it requires internet connectivity.
@ -343,26 +343,26 @@ this script utilizes the CSS provided at
~/sh/ghmd < ~/rc/README.md > ~/rc/README.html ~/sh/ghmd < ~/rc/README.md > ~/rc/README.html
``` ```
### [grab](/sh/grab#L7) ### [grab](/sh/grab#L4)
download a file from my site and verify its integrity by its [minisign](https://github.com/jedisct1/minisign/) signature. download a file from my site and verify its integrity by its [minisign](https://github.com/jedisct1/minisign/) signature.
### [grop](/sh/grop#L8) ### [grop](/sh/grop#L5)
invoke grep with `-oP`. invoke grep with `-oP`.
**NOTE:** there also exists a grop(1) program provided by **NOTE:** there also exists a grop(1) program provided by
the *grop* package that i don't use. the *grop* package that i don't use.
### [grop4](/sh/grop4#L7) ### [grop4](/sh/grop4#L4)
[`grop`](#grop) for IPv4s. [`grop`](#grop) for IPv4s.
### [has](/sh/has#L7) ### [has](/sh/has#L4)
[`have`,](#have) silently. [`have`,](#have) silently.
### [have](/sh/have#L7) ### [have](/sh/have#L4)
print the result of `which` if the program is found, else simply return 1. print the result of `which` if the program is found, else simply return 1.
@ -370,7 +370,7 @@ print the result of `which` if the program is found, else simply return 1.
export SOLVER="$(have kissat || have picosat || have cadical || have minisat)" export SOLVER="$(have kissat || have picosat || have cadical || have minisat)"
``` ```
### [hex](/sh/hex#L10) ### [hex](/sh/hex#L7)
perform arithmetic using the shell and display the result as perform arithmetic using the shell and display the result as
an unsigned 32-bit integer in hexadecimal. an unsigned 32-bit integer in hexadecimal.
@ -384,7 +384,7 @@ $ hex 0x221EA8-0x212020
**NOTE:** there also exists a hex(1) program provided by **NOTE:** there also exists a hex(1) program provided by
the *basez* package that i don't use. the *basez* package that i don't use.
### [ify](/sh/ify#L7) ### [ify](/sh/ify#L4)
pipe one command through another, so you can still pass arguments to the former. pipe one command through another, so you can still pass arguments to the former.
@ -395,11 +395,11 @@ $ alias ll="ify less ls -ACX --group-directories-first --color=force"
$ ll /etc $ ll /etc
``` ```
### [is_empty](/sh/is_empty#L7) ### [is_empty](/sh/is_empty#L4)
return 0 if the directory given by argument is empty. return 0 if the directory given by argument is empty.
### [isup](/sh/isup#L7) ### [isup](/sh/isup#L4)
return 0 if a given website returns a 2xx HTTP code. return 0 if a given website returns a 2xx HTTP code.
@ -410,24 +410,24 @@ $ isup fdhafdslkjgfjs.com && echo yay || echo nay
nay nay
``` ```
### [join2](/sh/join2#L7) ### [join2](/sh/join2#L4)
join every other line. join every other line.
### [lsarchive](/sh/lsarchive#L7) ### [lsarchive](/sh/lsarchive#L4)
list the contents of an archive file in one of many formats. list the contents of an archive file in one of many formats.
borrowed from [prezto.](https://github.com/sorin-ionescu/prezto) borrowed from [prezto.](https://github.com/sorin-ionescu/prezto)
### [maybesudo](/sh/maybesudo#L7) ### [maybesudo](/sh/maybesudo#L4)
mimic certain features of `sudo` for systems without it installed. mimic certain features of `sudo` for systems without it installed.
as it stands, this mostly just handles some environment variables. as it stands, this mostly just handles some environment variables.
try this: `maybesudo_ -u "$USER" printenv` try this: `maybesudo_ -u "$USER" printenv`
### [minutemaid](/sh/minutemaid#L7) ### [minutemaid](/sh/minutemaid#L4)
check if the current minute is divisible by a given number, check if the current minute is divisible by a given number,
and optionally execute a command if it is. if a command is given, and optionally execute a command if it is. if a command is given,
@ -455,7 +455,7 @@ while minutemaid 1; do sleep 1; done
echo this will never happen echo this will never happen
``` ```
### [monitor](/sh/monitor#L7) ### [monitor](/sh/monitor#L4)
this is [watch(1)](https://www.man7.org/linux/man-pages/man1/watch.1.html) this is [watch(1)](https://www.man7.org/linux/man-pages/man1/watch.1.html)
loosely reimplemented as a shell script. loosely reimplemented as a shell script.
@ -467,22 +467,22 @@ usage: monitor [-fs] [-n {period}] {command} [{args...}]
**NOTE:** there also exists monitor(1) programs provided by **NOTE:** there also exists monitor(1) programs provided by
the *389-ds-base* and *dmucs* packages that i don't use. the *389-ds-base* and *dmucs* packages that i don't use.
### [morecolors](/sh/morecolors#L7) ### [morecolors](/sh/morecolors#L4)
print all 256 colors that are available on most terminals. print all 256 colors that are available on most terminals.
### [noccom](/sh/noccom#L9) ### [noccom](/sh/noccom#L6)
strip C-like comments; both multi-line and single-line. strip C-like comments; both multi-line and single-line.
### [note](/sh/note#L7) ### [note](/sh/note#L4)
act like [`echo2`,](#echo2) but use a bright color to stand out more. act like [`echo2`,](#echo2) but use a bright color to stand out more.
**NOTE:** there also exists a [note(1)](https://www.daemon.de/projects/note/) **NOTE:** there also exists a [note(1)](https://www.daemon.de/projects/note/)
program provided by the *note* package that i don't use. program provided by the *note* package that i don't use.
### [now](/sh/now#L7) ### [now](/sh/now#L4)
print a date-time (UTC) in a sortable format. print a date-time (UTC) in a sortable format.
this takes a date or file as an argument, this takes a date or file as an argument,
@ -496,7 +496,7 @@ $ now '@1234567890'
2009-02-13_84690000 2009-02-13_84690000
``` ```
### [oshi](/sh/oshi#L7) ### [oshi](/sh/oshi#L4)
upload files (or stdin) to [oshi.at.](https://oshi.at) upload files (or stdin) to [oshi.at.](https://oshi.at)
this script exits with the number of failed uploads; up to 255 at once. this script exits with the number of failed uploads; up to 255 at once.
@ -520,7 +520,7 @@ oshi: successfully uploaded 2/4 files
oshi: failed to upload 2/4 files oshi: failed to upload 2/4 files
``` ```
### [oxo](/sh/oxo#L17) ### [oxo](/sh/oxo#L14)
upload files (or stdin) to [0x0.st.](https://0x0.st) upload files (or stdin) to [0x0.st.](https://0x0.st)
this script exits with the number of failed uploads; up to 255 at once. this script exits with the number of failed uploads; up to 255 at once.
@ -544,7 +544,7 @@ oxo: successfully uploaded 2/4 files
oxo: failed to upload 2/4 files oxo: failed to upload 2/4 files
``` ```
### [pacbm](/sh/pacbm#L9) ### [pacbm](/sh/pacbm#L6)
display and order installed pacman packages by their filesize ascending, display and order installed pacman packages by their filesize ascending,
and their sum. requires `expac`. and their sum. requires `expac`.
@ -555,7 +555,7 @@ $ pacbm | head -n -1 | tail -2
235.44M linux-firmware 235.44M linux-firmware
``` ```
### [pause](/sh/pause#L7) ### [pause](/sh/pause#L4)
pause — the companion script of [`confirm`.](#confirm) pause — the companion script of [`confirm`.](#confirm)
@ -565,7 +565,7 @@ Press any key to continue
$ $
``` ```
### [pegg](/sh/pegg#L7) ### [pegg](/sh/pegg#L4)
download and (pip) install a Python "egg" from a project on GitHub, download and (pip) install a Python "egg" from a project on GitHub,
defaulting to the master branch. this uses [`pippy`](#pippy) internally. defaulting to the master branch. this uses [`pippy`](#pippy) internally.
@ -577,13 +577,13 @@ $ pegg rthalley dnspython
$ pegg rthalley dnspython 3933b49 $ pegg rthalley dnspython 3933b49
``` ```
### [pippy](/sh/pippy#L7) ### [pippy](/sh/pippy#L4)
install Python packages using pip, install Python packages using pip,
but only update their dependencies as required. but only update their dependencies as required.
this uses [`maybesudo`](#maybesudo) internally. this uses [`maybesudo`](#maybesudo) internally.
### [pre](/sh/pre#L7) ### [pre](/sh/pre#L4)
dump all the `#define`s that `$CC $CPPFLAGS $CFLAGS $LDFLAGS` would result in. dump all the `#define`s that `$CC $CPPFLAGS $CFLAGS $LDFLAGS` would result in.
@ -607,7 +607,7 @@ handle dependencies within the [`~/sh/`](/sh) directory.
this function contains more comments than code, so you should read it. this function contains more comments than code, so you should read it.
### [psbm](/sh/psbm#L8) ### [psbm](/sh/psbm#L4)
display and order processes by their memory usage ascending, and their sum. display and order processes by their memory usage ascending, and their sum.
@ -617,7 +617,7 @@ $ psbm | head -n -1 | tail -2
199.95M 1060 chromium 199.95M 1060 chromium
``` ```
### [randir](/sh/randir#L9) ### [randir](/sh/randir#L6)
display a random directory in the current working directory. display a random directory in the current working directory.
@ -626,7 +626,7 @@ $ randir
./sh ./sh
``` ```
### [rot13](/sh/rot13#L9) ### [rot13](/sh/rot13#L6)
rot13 with numbers rotated as well. rot13 with numbers rotated as well.
@ -638,7 +638,7 @@ nop678
**NOTE:** there also exists rot13(1) programs provided by **NOTE:** there also exists rot13(1) programs provided by
the *bsdgames* and *hxtools* packages that i don't use. the *bsdgames* and *hxtools* packages that i don't use.
### [rs](/sh/rs#L7) ### [rs](/sh/rs#L4)
record screen. does not record audio. record screen. does not record audio.
currently only works on Windows (gdigrab). currently only works on Windows (gdigrab).
@ -646,15 +646,15 @@ i'm sure there's something equivalent for Linux.
**TODO:** consider renaming because rs(1) already exists. **TODO:** consider renaming because rs(1) already exists.
### [running](/sh/running#L10) ### [running](/sh/running#L6)
WIP WIP
### [scount](/sh/scount#L7) ### [scount](/sh/scount#L4)
perform `sort | uniq -c | sort -n`, preferring GNU awk when available. perform `sort | uniq -c | sort -n`, preferring GNU awk when available.
### [scramble](/sh/scramble#L9) ### [scramble](/sh/scramble#L6)
scrambles text in a predictable way using regex. scrambles text in a predictable way using regex.
@ -662,11 +662,11 @@ sacbremls ttex in a pdrceailtbe way unsig reegx.
**TODO:** consider renaming because scramble(1) already exists. **TODO:** consider renaming because scramble(1) already exists.
### [scropt](/sh/scropt#L7) ### [scropt](/sh/scropt#L4)
run `scrot` through `optipng` and save the result to `~/play/$(now).png`. run `scrot` through `optipng` and save the result to `~/play/$(now).png`.
### [shcom](/sh/shcom#L7) ### [shcom](/sh/shcom#L4)
comment out text from stdin and wrap it in a markdown blockquote comment out text from stdin and wrap it in a markdown blockquote
for docstrings. this contains some extra logic for for docstrings. this contains some extra logic for
@ -685,28 +685,28 @@ hey
(perl 5) invoke the first shell found from a list of shells (perl 5) invoke the first shell found from a list of shells
as an interactive, non-login shell. arguments are ignored. as an interactive, non-login shell. arguments are ignored.
### [similar](/sh/similar#L8) ### [similar](/sh/similar#L4)
highlight adjacent lines up to the first inequivalent character. highlight adjacent lines up to the first inequivalent character.
### [slit](/sh/slit#L9) ### [slit](/sh/slit#L6)
view specific columns of text. view specific columns of text.
### [slitt](/sh/slitt#L9) ### [slitt](/sh/slitt#L6)
view specific columns of text. view specific columns of text.
this version of `slit` uses tabs for its field separators. this version of `slit` uses tabs for its field separators.
### [sortip](/sh/sortip#L7) ### [sortip](/sh/sortip#L4)
sort lines numerically by IPv4 segments. sort lines numerically by IPv4 segments.
### [sram](/sh/sram#L7) ### [sram](/sh/sram#L4)
convert between a couple saveram formats for N64 emulators. convert between a couple saveram formats for N64 emulators.
### [stfu](/sh/stfu#L7) ### [stfu](/sh/stfu#L4)
invoke a command, silencing stdout and stderr *unless* the command fails. invoke a command, silencing stdout and stderr *unless* the command fails.
@ -739,7 +739,7 @@ asses
``` ```
### [sum](/sh/sum#L7) ### [sum](/sh/sum#L4)
compute the summation of its arguments without forking processes. compute the summation of its arguments without forking processes.
this relies on the shell's built-in arithmetic operators. this relies on the shell's built-in arithmetic operators.
@ -751,7 +751,7 @@ $ sum 1 2 3
**TODO:** consider renaming because sum(1) already exists. **TODO:** consider renaming because sum(1) already exists.
### [sv](/sh/sv#L8) ### [sv](/sh/sv#L4)
collect the lastmost value of every key. collect the lastmost value of every key.
the field separator can be given as its sole argument, the field separator can be given as its sole argument,
@ -780,7 +780,7 @@ $ cd ~/play/hash && grep -r 'ing$' . | sv :
**TODO:** rename because busybox(1) sv already exists. **TODO:** rename because busybox(1) sv already exists.
### [trash](/sh/trash#L7) ### [trash](/sh/trash#L4)
output a given number of bytes from `/dev/random`. output a given number of bytes from `/dev/random`.
@ -791,7 +791,7 @@ $ trash 10 | xxp
**TODO:** consider renaming because trash(1) already exists. **TODO:** consider renaming because trash(1) already exists.
### [trunc](/sh/trunc#L8) ### [trunc](/sh/trunc#L4)
truncate text to fit within your terminal using the unicode character `…`. truncate text to fit within your terminal using the unicode character `…`.
@ -802,31 +802,31 @@ $ seq 1 100 | tr '\n' ' ' | trunc
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31… 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31…
``` ```
### [unarchive](/sh/unarchive#L7) ### [unarchive](/sh/unarchive#L4)
extract the contents of an archive file in one of many formats. extract the contents of an archive file in one of many formats.
borrowed from [prezto.](https://github.com/sorin-ionescu/prezto) borrowed from [prezto.](https://github.com/sorin-ionescu/prezto)
### [unwrap](/sh/unwrap#L7) ### [unwrap](/sh/unwrap#L4)
join paragraphs into one line each. join paragraphs into one line each.
### [v_lower](/sh/v_lower#L7) ### [v_lower](/sh/v_lower#L4)
transform the contents of a variable to lowercase. transform the contents of a variable to lowercase.
### [v_upper](/sh/v_upper#L7) ### [v_upper](/sh/v_upper#L4)
transform the contents of a variable to uppercase. transform the contents of a variable to uppercase.
### [wat](/sh/wat#L9) ### [wat](/sh/wat#L6)
wat — a better and recursive which/whence. for zsh only. wat — a better and recursive which/whence. for zsh only.
written by [leah2.](https://leahneukirchen.org/) written by [leah2.](https://leahneukirchen.org/)
### [wipe](/sh/wipe#L8) ### [wipe](/sh/wipe#L4)
clear the screen and its scrollback, then print a high-contrast horizontal line. clear the screen and its scrollback, then print a high-contrast horizontal line.
using this, you'll know with absolute certainty that you're looking at the top of your history, using this, you'll know with absolute certainty that you're looking at the top of your history,
@ -834,7 +834,7 @@ and that your terminal's scrollback didn't cap out and eat text.
**TODO:** rename because wipe(1) already exists. **TODO:** rename because wipe(1) already exists.
### [xxp](/sh/xxp#L7) ### [xxp](/sh/xxp#L4)
act like `xxd -p`, but nicely formatted. act like `xxd -p`, but nicely formatted.