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stefan2904 / extract
Created November 25, 2017 03:27
decompress, extract, unzip, unrar, untar, ...
function extract {
if [ -z "$1" ]; then
# display usage if no parameters given
echo "Usage: extract <path/file_name>.<zip|rar|bz2|gz|tar|tbz2|tgz|Z|7z|xz|ex|tar.bz2|tar.gz|tar.xz>"
echo " extract <path/file_name_1.ext> [path/file_name_2.ext] [path/file_name_3.ext]"
return 1
else
for n in $@
do
if [ -f "$n" ] ; then
@stefan2904
stefan2904 / bug.txt
Created November 4, 2017 22:57
Twitter Bug :)
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@stefan2904
stefan2904 / Makefile
Last active November 4, 2017 20:45
This Makefile will generate a pdf named after the current folder.
# Stefan's SPRING Makefile
# This Makefile will generate a pdf named after the current folder.
BASEFILE=presentation
TEXFILE=$(BASEFILE).tex
mkfile_path := $(abspath $(lastword $(MAKEFILE_LIST)))
current_dir := $(notdir $(patsubst %/,%,$(dir $(mkfile_path))))
@stefan2904
stefan2904 / readme.md
Last active October 18, 2017 04:06
LineageOS on my OnePlus One
@stefan2904
stefan2904 / adobe.asc
Created September 22, 2017 23:40
Adobe Product Security Incident Response Team (PSIRT) PGP Key
-----BEGIN PGP PUBLIC KEY BLOCK-----
Version: Mailvelope v1.8.0
Comment: https://www.mailvelope.com
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c9BafZnAicY7nezkIJUmyLcIVMC60pqSHzo0Ewy2PZjxzcI4vDGhHmcgfV5X
R+duYld3LtVI+A/5jv326LB16bCNts/tOhW2T0LraMPoCtdH84Z4tPcyp335
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2yJxMiBCniozBKZUwcR6ysg97nnq633dN9mf7V30PS3zAjhE0Hvmzg3B/Nfo
@stefan2904
stefan2904 / dane.sh
Last active June 4, 2017 22:44
Sign a DNS zone using ldns and nsd
ldns-dane create tightest.eu 443
@stefan2904
stefan2904 / .zshrc.local
Created May 16, 2017 14:09
lazy update
alias update="echo %update && sudo apt update && echo %upgrade && sudo apt upgrade && echo %dist-upgrade && sudo apt-get dist-upgrade && echo %autoremove && sudo apt-get autoremove && echo %autoclean && sudo apt-get autoclean && echo %clean && sudo apt-get clean"
@stefan2904
stefan2904 / rpcbind
Created May 11, 2017 18:13
CERT-Bund information
[English version below]
Sehr geehrte Damen und Herren,
der Portmapper-Dienst (portmap, rpcbind) wird benötigt, um
RPC-Anfragen einem Dienst zuzuordnen. Der Portmapper-Dienst wird
u.a. für Netzwerkfreigaben über das Network File System (NFS)
benötigt. Der Portmapper-Dienst verwendet Port 111 tcp/udp.
Ein offen aus dem Internet erreichbarer offener Portmapper-Dienst kann
@stefan2904
stefan2904 / numopt.md
Created April 12, 2017 17:37
Numerical Optimization

1. Mathematical Background

1.1 Basics

  • 1.1.1 Definition: Optimization Problem & Minimizer
  • 1.1.2 Local Solutions, global Solutions
  • 1.1.3 Multiobjective Optimization
  • 1.1.4 Gradient (1. derivative), Hessian Matrix (2. derivative)
  • 1.1.5 Slope, Curvature in a Multivariate Problem
  • 1.1.6 Linear (Affine) Function l(x)