ormaaj

Verifying my Blockstack ID is secured with the address 1JGNdApmYocuG1HTmDdhvhSQ78UizP4R3Z https://explorer.blockstack.org/address/1JGNdApmYocuG1HTmDdhvhSQ78UizP4R3Z

ormaaj

unset -v aliasRestore
if ${BASH_VERSION+\:} false; then
        shopt -s extglob lastpipe
        if shopt -q expand_aliases; then
                shopt -u expand_aliases
                aliasRestore='shopt -s expand_aliases; unset -v aliasRestore'
        fi
else
        aliasRestore="$(alias) ; unset -v aliasRestore"
        unalias -a

ormaaj

{ time dash /dev/fd/9; } 9<<\EOF
#set -x
n=0 max=2000
case $(command -v let) in let) ;; *) let() { while ${2+\:} return "$((! ( ${1:-0} )))"; do shift; done; }; esac
case $(command -v printf) in printf) ;; *) alias printf="echo -n "; esac

alias \
  @eval=eval @eval2='eval ' \
  @alias=alias @alias2='alias ' \
  @echo='echo ' @printf='printf ';

ormaaj

 ~ $ bash -x /dev/fd/9 9<<\EOF
FUNCNEST=5
# alias eval='eval ' function='function ' .fn='f { a+=( a.{0..9} ); }'
function f {
  if [[ $1 ]]; then
    typeset key
    for key; do alias "a.${key}=$((n++))foo"; done
    f
  else
    function f { a+=( a.{0..9} ); }

ormaaj

function introspect {
        if [[ ${FUNCNAME[0]} != "${FUNCNAME[1]}" ]]; then
                typeset ret
                if ! shopt -qo pipefail; then shopt -so pipefail; ret+='shopt -uo pipefail; '; fi
                if shopt -qo monitor; then shopt -uo monitor; ret+='shopt -so monitor; '; fi
                if ! shopt -q lastpipe; then shopt -s lastpipe; ret+='shopt -u lastpipe; '; fi
                eval "\\${FUNCNAME[0]} \"\$@\"; ${ret}"
        fi

        unset -v ret

ormaaj

class Program {
    static void Main(string[] args) {
        var dict = new ConcurrentDictionary<string, ConcurrentBag<string>>();
        Directory.GetFiles("/home/ormaaj/doc/text/ebooks/programming/unsorted")
                 .AsParallel()
                 .ForAll(x => dict.AddOrUpdate(
                      BitConverter.ToString(SHA256.Create().ComputeHash(File.OpenRead(x))),
                      new ConcurrentBag<string>() { x },
                      (y, z) => { z.Add(y); return z; }));
	}

ormaaj

...
function getEnv {
        ${1:+\:} return 1
        typeset -n name ret=$1
        typeset -a names
        compgen -e | mapfile -t names
        set -- "${names[@]}"
        for name; do
                ret[${!name}]=$name
        done

ormaaj

 ~ $ mksh /dev/fd/3 3<<EOF
\${BASH_VERSION+shopt -s expand_aliases}
alias slow-ass-loop='for x in $(printf '%s ' {1..1000000}); do :; done'
foo1() { for x in {1..1000000}; do :; done; }
foo2() { slow-ass-loop; }
unalias -a
time foo1; time foo2
EOF

    0m0.01s real     0m0.01s user     0m0.00s system

ormaaj

function yt {
        typeset vid file x
        if ! vid=$(xsel -o); then
                {
                        echo 'xsel failed'
                        typeset -p DISPLAY
                } >&2
                return 1
        elif ! file=$(youtube-dl --get-filename -- "$vid"); then
                echo 'Could not resolve file name from URL.' >&2

ormaaj

#!/bin/bash
shopt -s expand_aliases extglob
alias \[='x=${BASH_COMMAND#"${BASH_ALIASES[\[]} "} command eval eval \"[[ \$x]\" \#'
set -x
[ ormaaj == or+([ma])j ]
echo "$?"