Ask HN: Tools you have made for yourself?

    $ cat nums.txt
    456
    366
    695
    773
    ...

    $ cat nums.txt | zstat
    p0      =       56
    p50     =       366
    p90     =       773
    p95     =       773
    p99     =       826
    p99.9   =       826
    p100    =       826

  vertica-query-paste | slackcat --channel some.person

  vqp=vertica-query-paste | pv -l

  ssh -oHostKeyAlgorithms=+ssh-dss -oKexAlgorithms=diffie-hellman-group14-sha1 $@

    grep "$1" ~/.bash_history | tail

  import csv
  import readline

  readline.set_completer_delims(' \t\n=')
  readline.parse_and_bind("tab: complete")

  def csvOpen(file):

      with open(file, "r", newline='', encoding='utf-8-sig')  as csvfile:
          reader = csv.reader(csvfile)
          i = next(reader)
          dRows = sum(1 for line in reader)
          print(f"You have {dRows} rows in the CSV file:\n" f"Your headers are:\n {i}")

  file = input("Please enter the filename to show the CSV   headers: ")

  csvOpen(file)

  alias sqhead='python /home/user/Coding/Py-Code/sqlHead.py'

  sudo apt update
  sudo apt upgrade
  uname -a
  prompt me to hit y if I want to reboot that server now. (This is what uname is for: to orient me to where that window is connected to prevent downing a server I don’t want to.)

  - https://github.com/linkdd/manyssh : Before discovering ansible/puppet/etc...
  - https://github.com/linkdd/i3tools : For when I was using i3wm
  - https://github.com/linkdd/xautostart : Also for when I was using i3wm without a Display Manager

  - https://klifter.datapio.co : Easy GitOps
  - https://klander.datapio.co : Kubernetes Compliance as Code

    import sys
    import orjson
    import argparse

    if __name__ == '__main__':
        parser = argparse.ArgumentParser()
        parser.add_argument('expr')
        parser.add_argument('file', nargs='?')
        args = parser.parse_args()
        expression = compile(args.expr, '<string>', 'eval', optimize=0)

        if args.file:
            stream = open(args.file, 'f')
        else:
            stream = sys.stdin

        try:
            for line in stream:
                json = orjson.loads(line)
                if eval(expression, {}, json):
                    print(line.strip())
        finally:
            if args.file:
                stream.close()

    $ ch ls -Gv
           ls - list directory contents

           -G, --no-group
                  in a long listing, don't print group names

           -v     natural sort of (version) numbers within text

    /usr/bin/wget -nc --trust-server-names \
    'https://download.mozilla.org/?product=firefox-latest-ssl&os=linux64&lang=en-US'

    FFFILE=`ls -tr ./firefox-*bz2 | tail -n 1`
    NEWFFDIR="/opt/"`echo $FFFILE | perl -pe 's/.*firefox-([0-9\.]+[0-9]).*/ff-$1/'`

    /usr/bin/sudo /bin/ln -s $NEWFFDIR/firefox /opt/firefox-new
    /usr/bin/sudo /bin/mv -T /opt/firefox-new /opt/firefox

  ---

  ---

  --- 

    curl | grep | tr | awk 

  jq-repl () {
   local query_file json_file new_pane_height nodemon_cmd change_aucmd jq_args
   query_file=$(mktemp) 
   json_file=${query_file}.json 
   cat /dev/stdin > $json_file
   new_pane_height=5 
   jq_args="$@ -C -f $query_file $json_file" 
   nodemon_cmd="clear; jq $jq_args | less" 
   change_aucmd="au TextChanged,TextChangedI <buffer> write" 
   tmux split-window -l$new_pane_height $EDITOR -c "$change_aucmd" -c "set ft=jq" $query_file
   nodemon -q -d 0.3 -w $query_file -x "$nodemon_cmd"
  }

  [1] https://github.com/schappim/macOCR