UnixTools

Bash - for Beginners - 1

• login/lougout
• ssh - login at remote host
• files directories, wirking directory
• path names
• basic shell commands - cat, touch, rm, mkdir, rmdir, mv
• using wildcards to identify files
• Text Editor
• more basic commands: more, wc, grep, tail, head, find
• getting help
• redirecting stdin, stdout
• special characters (and blanks) in arguments
• alias (and .bashrc)

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File Formats (a few examples)

• ASCII Text
• Markdown
• Yaml
• XML
• HTML

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Working With Files 1 (basics)

• • diff
  • patch
  • sed
  • awk

• • md5checksum
  • sh1-checksum

• • tar
  • rsync
• dd

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Bash - for Beginners - 2

• ls -l access rights
• Prozesse
• Shell Variablen
• Einfache Shell-Scripte
• Indiuviduelle Konfiguration der Shell (.profile, .bashrc)

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Bash 2 (Advanced)

• Shell Scripte
• << Umlenkung von stdin
• $1 .. Shell Variablen für Argumente
• for x in a b c
• while
• if
• $?
• $$

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Data Formats (in protocols)

• IPv4 header
• HTTP

• Tools: Wireshark

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Working With Files 2 - version control

• git
• github

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Administration Jobs - 1

• software packet manager
  • apt-get
  • pip
  • conda
• cronjob / systemd

Administration Jobs - 2

• file system administration
  • du
  • df
  • mount, umount
  • format
  • hdd/sdd performance monitoring tools

• • fsck
  • trim
• backup solutions

Docker

• docker
• docker compose
• kubernetes
• Jenkins

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Administration Jobs - 3

• nginx

Programming

• Python 3
• Jupyter Notebook