rot26

# convert *.xlsx to *.xlsx.csv using https://github.com/dilshod/xlsx2csv
pip install xlsx2csv
# (shell-fu from http://stackoverflow.com/a/12965604)
find . -iname "*.xlsx" -exec sh -c 'xlsx2csv "$1" > "$1.csv"' x {} \; 

# grep .csv files
brew install ripgrep
rg -i -g "*.csv" "waldo"

# ...or plain ole grep

rot26

#!/usr/bin/env bash
# SheBang defaults to environment's bash

# Set bash debug
if [[ "$@" == *"--debug"* ]] || [ ${BASH_DEBUG} ]; then
    export BASH_DEBUG=true
    set -ex
fi

# Reference Path of this script

rot26

#!/bin/bash

SSH_KEY="~/.ssh/id_rsa"
ssh-keygen -l -E md5 -f "${SSH_KEY}"

rot26

# ssh-keygen -R hostname [-f known_hosts_file]

HOSTNAME=""
ssh-keygen -R "${HOSTNAME}"

rot26

Plain JavaScript objects are better than classes when they can be used, and many popular modern frameworks have adopted their use.

Consider that in React a component can be created as either a class or as an object.

// using a class
class Welcome extends React.Component {
  render() {
 Hello, {this.props.name}

rot26

# Least recommended
#
# WARNING: Do not use delete flags with fuser!  - Courtesy of ssolt
#
# Source:
#   https://www.tecmint.com/find-out-which-process-listening-on-a-particular-port/
#
# $ sudo yum install psmisc	#RHEL/CentOS 
# $ sudo apt install psmisc	#Debian/Ubuntu
# $ sudo dnf install psmisc	#Fedora 22+

rot26

# https://askubuntu.com/questions/53553/how-do-i-retrieve-the-public-key-from-a-ssh-private-key

# Example:
ssh-keygen -y -f ~/.ssh/id_rsa > ~/.ssh/id_rsa.pub

rot26

#!/usr/bin/env bash
# SheBang defaults to environment's bash

# Set errexit / Do not continue on errors
set -e;

# Set bash debug
if [[ "$@" == *"--debug"* ]] || [ ${BASH_DEBUG} ]; then
    export BASH_DEBUG=true;
    set -x;

rot26

#rysnc as root by using `--rsync-path`
SOURCE_DIR="host-in-config:/path/to/copy"
DEST_DIR="/path/to/destination"

rsync \
  --recursive \
  --update \
  --links 
  --rsync-path="sudo rsync" \
  -e ssh \

rot26

# Default npm flag settings
# Put this `.npmrc` file in your npm project root next to `package.json`

# Always save packages that get installed to avoid "missing dependencies"
save = true

# Always save the EXACT version that you ran and installed.
# upgrade to latest version on each new version (put `npm outdated` in your CI)
# `npm outdated && yarn upgrade --latest && npm outdated`
save-exact = true