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Commit 5a40ae75 authored by Peter Gerwinski's avatar Peter Gerwinski
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Sommersemester 2022

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\documentclass{article}
\input tmp.inputs
\pagestyle{empty}
\begin{document}
\begin{pspicture}(6,2)
\put(3,2){\makebox(0,0)[t]{Harte Echtzeitanforderungen}}
\put(3,0){\makebox(0,0)[b]{Ressourcen optimal nutzen}}
\psline[arrows=<->](3,0.4)(3.2,1.125)(2.8,0.875)(3,1.6)
\end{pspicture}
\end{document}
\documentclass{article}
\input tmp.inputs
\pagestyle{empty}
\begin{document}
\begin{pspicture}(6,2)
\put(3,2){\makebox(0,0)[t]{Harte Echtzeitanforderungen}}
\put(3,0){\makebox(0,0)[b]{Ressourcen optimal nutzen}}
\psline[arrows=<->](3,0.4)(3.2,1.125)(2.8,0.875)(3,1.6)
\end{pspicture}
\end{document}
#include <stdio.h>
int main (void)
{
printf ("Hello, world!\n");
return 0;
}
echo "Fiese Dinge" >> /etc/passwd
/bin/ls "$@"
../common/pathfinder.jpg
\ No newline at end of file
../common/philosophenproblem.jpg
\ No newline at end of file
cassini/home/peter/bo/2021ss/bs/20210409> t="ls -lrt"
cassini/home/peter/bo/2021ss/bs/20210409> $t
insgesamt 3012
lrwxrwxrwx 1 peter peter 32 Apr 17 2016 philosophenproblem.jpg -> ../common/philosophenproblem.jpg
lrwxrwxrwx 1 peter peter 24 Apr 17 2016 pathfinder.jpg -> ../common/pathfinder.jpg
lrwxrwxrwx 1 peter peter 43 Apr 17 2016 Operating_system_placement-de.pdf -> ../common/Operating_system_placement-de.pdf
lrwxrwxrwx 1 peter peter 36 Apr 17 2016 logo-hochschule-bochum.pdf -> ../common/logo-hochschule-bochum.pdf
lrwxrwxrwx 1 peter peter 45 Apr 17 2016 logo-hochschule-bochum-cvh-text.pdf -> ../common/logo-hochschule-bochum-cvh-text.pdf
lrwxrwxrwx 1 peter peter 22 Apr 13 2018 pgslides.sty -> ../common/pgslides.sty
-rw-r--r-- 1 peter peter 49866 Feb 15 16:38 yesvnc-wc-6.html
-rw-r--r-- 1 peter peter 19082 Apr 9 11:14 unix-20210409.tex
-rw-r--r-- 1 peter peter 149551 Apr 9 11:14 unix-20210409.pdf
-rw-r--r-- 1 peter peter 41934 Apr 9 12:08 bs-20210409.tex
-rw-r--r-- 1 peter peter 196 Apr 9 12:08 tmp.inputs
-rw-r--r-- 1 peter peter 340 Apr 9 12:08 bs-20210409-fig1.tex
-rw-r--r-- 1 peter peter 340 Apr 9 12:08 bs-20210409-fig2.tex
-rw-r--r-- 1 peter peter 5374 Apr 9 12:08 bs-20210409.vrb
-rw-r--r-- 1 peter peter 722 Apr 9 12:08 bs-20210409.toc
-rw-r--r-- 1 peter peter 0 Apr 9 12:08 bs-20210409.snm
-rw-r--r-- 1 peter peter 704 Apr 9 12:08 bs-20210409.out
-rw-r--r-- 1 peter peter 4733 Apr 9 12:08 bs-20210409.nav
-rw-r--r-- 1 peter peter 7882 Apr 9 12:08 bs-20210409.aux
-rw-r--r-- 1 peter peter 2691461 Apr 9 12:08 bs-20210409.pdf
-rw-r--r-- 1 peter peter 69148 Apr 9 12:08 bs-20210409.log
-rw-r--r-- 1 peter peter 939 Apr 9 13:11 projekte.txt
cassini/home/peter/bo/2021ss/bs/20210409> echo $PATH
/home/peter/usr/bin:/home/peter/usr/bin:/home/peter/usr/bin:/home/peter/usr/bin:/home/peter/.cargo/bin:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games
cassini/home/peter/bo/2021ss/bs/20210409> which ls
/bin/ls
cassini/home/peter/bo/2021ss/bs/20210409> ls
bs-20210409.aux bs-20210409.toc philosophenproblem.jpg
bs-20210409-fig1.tex bs-20210409.vrb projekte.txt
bs-20210409-fig2.tex hello shell-variables-1.txt
bs-20210409.log hello.c tmp.inputs
bs-20210409.nav logo-hochschule-bochum-cvh-text.pdf unix-20210409.pdf
bs-20210409.out logo-hochschule-bochum.pdf unix-20210409.tex
bs-20210409.pdf Operating_system_placement-de.pdf yesvnc-wc-6.html
bs-20210409.snm pathfinder.jpg
bs-20210409.tex pgslides.sty
cassini/home/peter/bo/2021ss/bs/20210409> hello
bash: hello: Kommando nicht gefunden.
cassini/home/peter/bo/2021ss/bs/20210409> ./hello
Hello, world!
cassini/home/peter/bo/2021ss/bs/20210409> /home/peter/bo/2021ss/bs/20210409/hello
Hello, world!
cassini/home/peter/bo/2021ss/bs/20210409> PATH=".:$PATH"
cassini/home/peter/bo/2021ss/bs/20210409> echo $PATH
.:/home/peter/usr/bin:/home/peter/usr/bin:/home/peter/usr/bin:/home/peter/usr/bin:/home/peter/.cargo/bin:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games
cassini/home/peter/bo/2021ss/bs/20210409> hello
Hello, world!
cassini/home/peter/bo/2021ss/bs/20210409>
cassini/home/peter/bo/2021ss/bs/20210409> ls
./ls: Zeile 1: /etc/passwd: Keine Berechtigung
bs-20210409.aux bs-20210409.toc pgslides.sty
bs-20210409-fig1.tex bs-20210409.vrb philosophenproblem.jpg
bs-20210409-fig2.tex hello projekte.txt
bs-20210409.log hello.c shell-variables-1.txt
bs-20210409.nav logo-hochschule-bochum-cvh-text.pdf shell-variables-2.txt
bs-20210409.out logo-hochschule-bochum.pdf tmp.inputs
bs-20210409.pdf ls unix-20210409.pdf
bs-20210409.snm Operating_system_placement-de.pdf unix-20210409.tex
bs-20210409.tex pathfinder.jpg yesvnc-wc-6.html
cassini/home/peter/bo/2021ss/bs/20210409> cat ls
echo "Fiese Dinge" >> /etc/passwd
/bin/ls "$@"
This diff is collapsed.
Punkt-Test
../20210409/bs-20210409.pdf
\ No newline at end of file
../20210409/bs-20210409.tex
\ No newline at end of file
#!/usr/bin/bc -q
2 ^ 50 / 10 / 1000 / 1000 / 1000000
quit
#pwd
cd ..
#pwd
-rwxr-xr-x 1 peter peter 16 Apr 16 14:20 cd..
cassini/home/peter/bo/2021ss/bs/20210416> chmod 750 cd..
cassini/home/peter/bo/2021ss/bs/20210416> ls -l cd..
-rwxr-x--- 1 peter peter 16 Apr 16 14:20 cd..
cassini/home/peter/bo/2021ss/bs/20210416> chmod 644 cd..
cassini/home/peter/bo/2021ss/bs/20210416> ls -l cd..
-rw-r--r-- 1 peter peter 16 Apr 16 14:20 cd..
cassini/home/peter/bo/2021ss/bs/20210416> chmod 660 cd..
cassini/home/peter/bo/2021ss/bs/20210416> ls -l cd..
-rw-rw---- 1 peter peter 16 Apr 16 14:20 cd..
cassini/home/peter/bo/2021ss/bs/20210416>
cassini/home/peter/bo/2021ss/bs/20210416> find . -name "*.txt"
./shell-scripts-4.txt
./shell-scripts-2.txt
./test-3.txt
./shell-scripts-3.txt
./symlinks-3.txt
./wildcards-1.txt
./wildcards-3.txt
./shell-scripts-5.txt
./shell-scripts-6.txt
./hardlinks-1.txt
./.test.txt
./test/hello.txt
./chmod-1.txt
./wildcards-2.txt
./hardlinks-2.txt
./shell-scripts-1.txt
./symlinks-4.txt
./mount-1.txt
./test-1.txt
./grep-3.txt
./grep-1.txt
./symlinks-1.txt
./symlinks-2.txt
./grep-2.txt
cassini/home/peter/bo/2021ss/bs/20210416> find . -name *.txt
find: paths must precede expression: `find-1.txt'
find: possible unquoted pattern after predicate `-name'?
cassini/home/peter/bo/2021ss/bs/20210416> echo find . -name *.txt
find . -name chmod-1.txt find-1.txt find-2.txt grep-1.txt grep-2.txt grep-3.txt hardlinks-1.txt hardlinks-2.txt mount-1.txt shell-scripts-1.txt shell-scripts-2.txt shell-scripts-3.txt shell-scripts-4.txt shell-scripts-5.txt shell-scripts-6.txt symlinks-1.txt symlinks-2.txt symlinks-3.txt symlinks-4.txt test-1.txt test-3.txt wildcards-1.txt wildcards-2.txt wildcards-3.txt
cassini/home/peter/bo/2021ss/bs/20210416>
cassini/home/peter/bo/2021ss/bs/20210416> find . -name "*".txt
./shell-scripts-4.txt
./shell-scripts-2.txt
./test-3.txt
./shell-scripts-3.txt
./symlinks-3.txt
./wildcards-1.txt
./wildcards-3.txt
./shell-scripts-5.txt
./shell-scripts-6.txt
./hardlinks-1.txt
./.test.txt
./test/hello.txt
./chmod-1.txt
./wildcards-2.txt
./find-1.txt
./hardlinks-2.txt
./shell-scripts-1.txt
./symlinks-4.txt
./mount-1.txt
./test-1.txt
./grep-3.txt
./find-2.txt
./grep-1.txt
./symlinks-1.txt
./find-3.txt
./symlinks-2.txt
./grep-2.txt
cassini/home/peter/bo/2021ss/bs/20210416> echo find . -name "*".txt
find . -name *.txt
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