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-\documentclass{beamer}
-\usepackage{lmodern}
-\usepackage[czech]{babel}
-\usepackage[utf8x]{inputenc}
-\usepackage[T1]{fontenc}
-\usepackage{textpos}
-\usepackage{tikz,calc}
-\usepackage{graphicx}
-\usepackage{wrapfig}
-\usepackage{color}
-\usepackage{mathtools}
-\usepackage{hyperref}
-\usepackage{epstopdf}
-\usepackage{amsmath}
-\usepackage{minted}
-\hypersetup{
-	colorlinks,
-	citecolor=black,
-	filecolor=black,
-	linkcolor=black,
-	urlcolor=black
-}
-\usepackage{pdflscape}
-
-\input{theme/theme.tex}
-
-\title{Tipy a triky nejenom v shellu nejenom pro programátory}
-\author{Karel Kočí}
-\date{8.10.2017}
-
-\AtBeginSection[]{
-	\begin{frame}
-		\tableofcontents[currentsection]
-	\end{frame}
-}
-
-\begin{document}
-
-\input{theme/title.tex}
-
-\begin{frame}[fragile]{O čem to bude?}
-	\begin{minted}[frame=lines]{shell}
-sed 's/[^\;]*\;//' hist | tr ' ' '\n' | \
-	grep -vE '^(-|\||$)' | sort | uniq -c | \
-	sort -nr > notes/tatnppvl.result
-	\end{minted}
-	\begin{tabular}{r|l|r|l|r|l} \hline
-		3004 & ls & 2391 & cd & 2225 & git \\ \hline
-		1350 & v & 911 & sudo & 608 & tig \\ \hline
-		458 & emerge & 410 & push & 405 & ssh \\ \hline
-		393 & ..  & 381 & gst & 372 & ci \\ \hline
-		320 & add & 303 & vim & 285 & make  \\ \hline
-		285 & grep & 282 & rm & 247 & man \\ \hline
-		203 & . & 191 & co & 189 & sed \\ \hline
-		172 & @world & 159  & ./build\_repo.sh & 156 & omnia \\ \hline
-		150 & updater & 148 & mpv & 140 & turris/openwrt \\ \hline
-		138 & mount & 124 & cp & 120 & test \\ \hline
-		119 & pull & 112 & ip & 109 & turtetris/Makefile \\  \hline
-	\end{tabular}
-\end{frame}
-
-\section[Section]{Jen shell}
-
-\begin{frame}[fragile]{MAN MAN MAN MAN MAN}
-	\begin{minted}[frame=lines]{shell}
-man man
-man exit
-man 3 exit
-	\end{minted}
-	Z man man:
-	\begin{enumerate}
-		\item Spustitelný program nebo shell příkaz
-		\item Volání systému (funkce z kernelu)
-		\item Knihovní volání (funkce poskytované knihovnami)
-		\item Speciální soubory (obvykle soubory z /dev)
-		\item Souborové formáty a konvence (například /etc/passwd)
-		\item Hry
-		\item Různorodé (Konvence, makra a pod.)
-		\item Příkazy pro systémovou administraci (obvykle sbin)
-	\end{enumerate}
-\end{frame}
-
-\begin{frame}[fragile]{Náhled na soubory}
-	\begin{block}{ll}
-		Pro přístupová práva, vlastníky i velikost.
-	\begin{minted}[frame=lines]{shell}
-alias ll='ls -lh'
-	\end{minted}
-	\end{block}
-	\begin{block}{tree}
-		Pro stromovou strukturu.
-	\end{block}
-\end{frame}
-
-\begin{frame}[fragile]{Připisované soubory}
-	\begin{block}{tail -f}
-		\begin{minted}[frame=lines]{shell}
-sudo tail -f /var/log/messages
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\begin{frame}[fragile]{Opakované spuštění}
-	\begin{block}{while true; do sleep 1; \emph{command}; done}
-		Pro sledování a pod. Například ip address.
-	\end{block}
-	\begin{block}{dorepeat}
-		\begin{minted}[frame=lines]{shell}
-dorepeat() {
-	while true; do
-		"$@"
-		sleep 1
-		echo
-	done
-}
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\begin{frame}[fragile]{Hledání souborů}
-	\begin{block}{find -name -delete}
-		\begin{minted}[frame=lines]{shell}
-find -name *elf*
-find -name *.orig -delete
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\begin{frame}[fragile]{Hledání souborů podle obsahu}
-	\begin{block}{grep -Rn PATTERN}
-		\begin{minted}[frame=lines]{shell}
-grep -Rn elfutils
-grep -RnE 'elf-?utils'
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\begin{frame}[fragile]{Hledání podle obsahu ve specifických souborech}
-	\begin{minted}[frame=lines]{shell}
-find -name Makefile | xargs grep -Rn elfutils
-	\end{minted}
-\end{frame}
-
-\begin{frame}[fragile]{Náhodné heslo}
-	\begin{block}{genpasswd}
-		\begin{minted}[frame=lines]{shell}
-genpasswd() {
-	local l=$1
-	[ -n "$l" ] || l=16
-	tr -dc A-Za-z0-9_ < /dev/urandom \
-		| head -c "$l" | xargs
-}
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\section[Section]{X server}
-
-\begin{frame}[fragile]{Clipboard}
-	\begin{block}{xclip -selection clipboard}
-		\begin{minted}[frame=lines]{shell}
-cat .ssh/id_rsa.pub | xclip -selection clipboard
-		\end{minted}
-	\end{block}
-	\begin{block}{clip}
-		\begin{minted}[frame=lines]{shell}
-clip() {
-  # Note: printf is magic to remove trailing new lines
-  printf %s "$(cat)" | xclip -selection clipboard
-}
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\begin{frame}[fragile]{Screenshot}
-	\begin{block}{xshot}
-		\begin{minted}[frame=lines]{shell}
-xshot() {
-	import -window "$(xdotool selectwindow)" \
-		~/xshot_$(date +%F_%H%M%S_%N).png
-}
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\section[Section]{Git}
-
-\begin{frame}[fragile]{Git aliases}
-	\begin{block}{git co ci br wt}
-		\textasciitilde/.gitconfig
-		\begin{minted}[frame=lines]{ini}
-[alias]
-	co = checkout
-	ci = commit
-	st = status
-	br = branch
-	wt = worktree
-		\end{minted}
-	\end{block}
-	\begin{block}{gst}
-		\begin{minted}[frame=lines]{shell}
-alias gst='git status'
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\begin{frame}[fragile]{Verbose commits}
-	\textasciitilde/.gitconfig
-	\begin{minted}[frame=lines]{ini}
-[commit]
-	verbose = true
-	\end{minted}
-	\begin{verbatim}
-# Changes to be committed:
-#	modified:   utils/localrepo
-# ------------------------ >8 ------------------------
-diff --git a/utils/localrepo b/utils/localrepo
- HELP_DESCRIPTION = """
--    Local opkg repository management script.
-+    Local opkg repository management tool.
-     """
-	\end{verbatim}
-\end{frame}
-
-\begin{frame}[fragile]{git worktree}
-	\begin{block}{git worktree add}
-		\begin{minted}[frame=lines]{shell}
-git branch work-todo
-git worktree add ../project-work-todo work-todo
-		\end{minted}
-	\end{block}
-	\begin{block}{git worktree prune}
-		\begin{minted}[frame=lines]{shell}
-rm -rf ../project-work-done
-git worktree prune
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\begin{frame}[fragile]{Git hash $\to$ clipboard}
-	\begin{block}{gitclip}
-		\begin{minted}[frame=lines]{shell}
-gitclip() {
-	[ -n "$1" ] && local CMT="$1" || local CMT=HEAD
-	git rev-parse "$CMT"| clip
-}
-		\end{minted}
-	\end{block}
-	\begin{block}{gitmclip}
-		\begin{minted}[frame=lines]{shell}
-gitmclip() {
-	[ -n "$1" ] && local CMT="$1" || local CMT=HEAD
-	git log --format=%B -n 1 "$CMT" | clip
-}
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\begin{frame}[fragile]{gitbmerge}
-	\begin{minted}[frame=lines]{shell}
-gitbmerge() {
-  (
-    set -e
-    local WT="$(git worktree list \
-      | sed -nE "/\[$1\]/{s/([^ ]+) .*/\1/p}")"
-    if [ -n "$WT" ]; then
-      rm -r "$WT"
-      git worktree prune
-    fi
-    git merge --ff-only "$1" && \
-    git push && git branch -d "$1" \
-      && git push origin :"$1"
-  )
-}
-	\end{minted}
-\end{frame}
-
-\section[Section]{Stahování}
-
-\begin{frame}[fragile]{Zpracování obsahu pomocí shellu}
-	\begin{block}{curl HREF | tar -xzf -}
-		\begin{minted}[frame=lines]{shell}
-curl http://repo.turris.cz/turris/OpenWrt-SDK.tar.bz2 \
-  | tar -xzf -
-		\end{minted}
-	\end{block}
-	\begin{block}{curl -s HREF | grep -n}
-		\begin{minted}[frame=lines]{shell}
-curl -s http://repo.turris.cz/turris/lists/base.lua \
-  | grep -n updater-ng
-		\end{minted}
-	\end{block}
-	Nikdy! \begin{verbatim}curl HREF | sh -s\end{verbatim}
-\end{frame}
-
-\begin{frame}[fragile]{Stažení všeho ze serveru}
-	\begin{block}{wget -r --no-parent (-l1)}
-		\begin{minted}[frame=lines]{shell}
-wget -r --no-parent \
-  http://repo.turris.cz/turris/packages/
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\section[Section]{SSH}
-
-\begin{frame}[fragile]{Spuštění příkazu na několika hostech}
-	\begin{minted}[frame=lines]{shell}
-ROUTERS="1 159 189 156 104 199 135 171 244 172"
-I=0
-for R in $ROUTERS; do
-  echo "=== Runnining on 192.168.1.$R ==="
-
-  ssh -i ~/router root@192.168.1.$R -- $@
-
-  #scp -i ~/router user.lua \
-  # root@192.168.1.$R:/etc/updater/user.lua
-
-  #ssh -i ~/router root@192.168.1.$R \
-  # -- uci set turtetris.line=$I
-  #I=$(expr $I + 1)
-done
-	\end{minted}
-\end{frame}
-
-\begin{frame}[fragile]{Port forward}
-	\begin{minted}[frame=lines]{shell}
-ssh host -L 8484:localhost:8384
-	\end{minted}
-\end{frame}
-
-\begin{frame}[fragile]{SOCKS proxy}
-	\begin{minted}[frame=lines]{shell}
-ssh host -D 8123
-	\end{minted}
-\end{frame}
-
-\begin{frame}[fragile]{Trvalé připojení}
-	\begin{block}{cmd}
-		\begin{minted}[frame=lines]{shell}
-ssh host -o ControlMaster=auto \
-  -o ControlPath=$MCNF_DIR/.ssh_access/%r@%h:%p \
-  -o ControlPersist=600
-		\end{minted}
-	\end{block}
-	\begin{block}{ssh config}
-		\begin{minted}[frame=lines]{shell}
-Host *
-	ControlMaster auto
-	ControlPath .cache/ssh/%r@%h:%p
-	ControlPersist 600
-		\end{minted}
-	\end{block}
-\end{frame}
-
-\section[Section]{Bash (Zsh) a emulátor terminálu}
-
-\begin{frame}[fragile]{Prompt a exit code}
-	\begin{minted}[frame=lines]{shell}
-PROMPT_COMMAND='
-EC=$?
-if [[ $EC < 0 ]]; then
-	echo -e "\e[1;31m"EXIT: $EC"\e[0m"
-elif [[ $EC > 0 ]]; then
-	echo -e "\e[1;33m"EXIT: $EC"\e[0m"
-fi'
-	\end{minted}
-\end{frame}
-
-\begin{frame}[fragile]{Xterm (urxvt) title}
-	\begin{minted}[frame=lines]{shell}
-function settitle {
-	echo -ne "\033]0;`whoami`@`hostname`:`pwd`\007"
-}
-case "$TERM" in
-	xterm*|*rxvt*)
-		trap 'settitle' DEBUG
-		;;
-esac
-	\end{minted}
-\end{frame}
-
-\begin{frame}[fragile]{Zsh upozornění od dlouho-běžícího procesu}
-	\tiny
-	\begin{minted}[frame=lines]{shell}
-lrbell_duration=15
-lrbell_timestamp=$EPOCHSECONDS
-lrbell_window_id=0x0
-lrbell_active_window_id() {
-	xprop -root 32x '\t$0' _NET_ACTIVE_WINDOW | cut -f 2
-}
-lrbell_begin() {
-	lrbell_timestamp=$EPOCHSECONDS
-	lrbell_message="`pwd`: $1"
-	if [ -n "$DISPLAY" ]; then
-		lrbell_window_id=$(lrbell_active_window_id)
-	fi
-}
-lrbell_end() {
-	(( $EPOCHSECONDS - $lrbell_timestamp < $lrbell_duration )) && return 0
-	print -n '\a'
-	if [ -n "$DISPLAY" ] && [ -n "$lrbell_window_id" ]; then
-		if [ "$(lrbell_active_window_id)" != "$lrbell_window_id" ]; then
-			notify-send "Command finished" "$lrbell_message"
-		fi
-	fi
-}
-add-zsh-hook preexec lrbell_begin
-add-zsh-hook precmd lrbell_end
-	\end{minted}
-	\url{https://github.com/rcaloras/bash-preexec}
-\end{frame}
-
-\section[Section]{Bash doplňování}
-
-\begin{frame}[fragile]{Jednoduchý příklad}
-	\scriptsize
-	\begin{minted}[frame=lines]{shell}
-_sterm() {
-  local cur prev
-  _init_completion || return
-  COMPREPLY=()
-  local ops="-h --help -c -d -e -n -r -s -v"
-  case "$prev" in
-    -d|-r)
-	  ;;
-    -s)
-	  local speeds="2400 4800 9600 19200 38400 57600 115200 230400"
-	  COMPREPLY+=($(compgen -W "${speeds}" -- ${cur}))
-	  ;;
-    *)
-	  COMPREPLY+=($(compgen -W "${ops}" -- ${cur}))
-	  ;;
-  esac
-}
-complete -o default -F _sterm sterm
-	\end{minted}
-\end{frame}
-
-\begin{frame}[fragile]{gitbmerge doplňování}
-	\scriptsize
-	\begin{minted}[frame=lines]{shell}
-_gitbmerge() {
-	local cur prev
-	_init_completion || return
-	[ $COMP_CWORD -gt 1 ] &&  return # Complete only single dependency
-	COMPREPLY=()
-	local GDIR="$(pwd)"
-	while [ ! -d "$GDIR/.git"  ]; do
-		[ -z "$GDIR" ] && return
-		GDIR="${GDIR%/*}"
-	done
-	GDIR="$GDIR/.git"
-	[ -f "$GDIR" ] && GDIR="$(cat "$GDIR")"
-	[ -d "$GDIR/refs/heads" ] || return
-	local ops=""
-	for B in "$GDIR"/refs/heads/*; do
-		ops="$ops ${B#$GDIR/refs/heads/}"
-	done
-	COMPREPLY+=($(compgen -W "${ops}" -- ${cur}))
-}
-complete -F _gitbmerge gitbmerge
-	\end{minted}
-\end{frame}
-
-
-\begin{frame}
-	\Huge A jaké tipy máte vy?
-
-	\Large Děkuji za pozornost. 
-
-	% Poznamka ze vse je take pro zsh v mem gitu
-\end{frame}
-
-\end{document}