nas

// File: package.json
"dependencies": {
    "@web3modal/ethereum": "^2.0.0-rc.1",
    "@web3modal/react": "^2.0.0-rc.1",
    "axios": "^1.1.3",
    "ethers": "^5.7.2",
    "next": "12.1.5",
    "react": "18.0.0",
    "react-dom": "18.0.0",
    "swr": "^1.3.0",

nas

# 1) Create your private key (any password will do, we remove it below)

$ cd ~/.ssh
$ openssl genrsa -des3 -out server.orig.key 2048


# 2) Remove the password

$ openssl rsa -in server.orig.key -out server.key

nas

Binary
======
* Import database
  mongorestore -h host:port -d experimental2 -u <user> -p <password> <input db directory>
* Export database
  mongodump -h host:port -d experimental2 -u <user> -p <password> -o <output directory>
* Import collection
  mongorestore -h host:port -d experimental2 -u <user> -p <password> <input .bson file>
* Export collection
  mongodump -h host:port -d experimental2 -c <collection> -u <user> -p <password> -q <query else will export full collection> -o <output directory>

nas

==========
.tmux.conf
==========
unbind C-b
set-option -g prefix C-a
bind-key C-a send-prefix
set-option -g history-limit 10000

set-window-option -g xterm-keys
set-option -g mouse on

nas

#!/usr/bin/env ruby
# Usage: gitio URL [CODE]
#
# Turns a github.com URL
#  into a git.io URL
#
# Copies the git.io URL to your clipboard.

url  = ARGV[0]
code = ARGV[1]

nas

Skipping some of the very basic commands, to use this cheat sheet you need atleast some vim knowledge.

;           # repeat last search done using f
,           # undo last search done using f
u           # undo last change
ctrl+r      # redo last change
:%s/t/r/g   # replace all 't' by 'r'
:%s/t/r/gc  # replace all 't' by 'r' with confirmation
~           # change case
gu          # to lower case

nas

bundle 1.2.3 not compatible with ruby 2.0.0.preview2, do
gem install bundler --pre
to install bundler 1.3.0.pre.4

For any ssl issues

openssl needs to be >= 1.0.1 
brew install openssl
brew link openssl

nas

#!/usr/bin/ruby

directory = "app/models"
all_files = Dir.glob(File.join('app/models', '**', '*.rb'))

puts "Potentially modifying #{all_files.size}. Do you want to continue? [y/n]"
reply = gets
exit unless  %w(y yes).include? reply.chomp.downcase

all_files.each do |filename|

nas

# Convert any YouTube video into an audio file you can listen to on the go, using:
#   http://rg3.github.com/youtube-dl/

{ ~ } > brew install ffmpeg
{ ~ } > brew install ffprobe

{ ~ } > wget https://raw.github.com/rg3/youtube-dl/2012.02.27/youtube-dl
{ ~ } > chmod u+x youtube-dl

# Pick which video format you want to download.. (use any YT video link)

nas

#! /usr/bin/ruby

raise "Provide the dir path" unless ARGV[0] =~ /[a-z]*/
to_dir = ARGV[0].strip

raise "Provide the dir path" if to_dir.nil?

site = 'http://url'
print "Processing home page ... "