Nilpo

Boot RetroPie from USB on the Raspberry Pi 3 B(+)

You will need a Raspberry Pi 3 B(+) with a microSD card running RetroPie (or Raspbian).

1. Update Raspbian.

   $ sudo apt-get update && sudo apt-get upgrade -y

Nilpo

1. In terminal, upgrade TinkerOS.

   sudo apt update && apt upgrade -y
   sudo apt dist-upgrade

2. Install avahi-daemon

Nilpo

1. In terminal, upgrade Raspbian.

   sudo apt update && sudo apt dist-upgrade -y

2. Next, use the raspi-config tool to change some default system settings.

sudo raspi-config

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# This is just a cheat sheet:

# On production
sudo -u postgres pg_dump database | gzip -9 > database.sql.gz

# On local
scp -C production:~/database.sql.gz
dropdb database && createdb database
gunzip < database.sql.gz | psql database

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urlencode() {
    # urlencode <string>
    old_lc_collate=$LC_COLLATE
    LC_COLLATE=C
    
    local length="${#1}"
    for (( i = 0; i < length; i++ )); do
        local c="${1:i:1}"
        case $c in
            [a-zA-Z0-9.~_-]) printf "$c" ;;

Nilpo

vs Questions

---

1. http://stackoverflow.com/questions/804115 (rebase vs merge).
2. https://www.atlassian.com/git/tutorials/merging-vs-rebasing (rebase vs merge)
3. https://www.atlassian.com/git/tutorials/undoing-changes/ (reset vs checkout vs revert)
4. http://stackoverflow.com/questions/2221658 (HEAD^ vs HEAD~) (See git rev-parse)
5. http://stackoverflow.com/questions/292357 (pull vs fetch)
6. http://stackoverflow.com/questions/39651 (stash vs branch)
7. http://stackoverflow.com/questions/8358035 (reset vs checkout vs revert)

Nilpo

from line import LineClient, LineGroup, LineContact, LineMessage
import os
import sys
import re
import ast
from curve.ttypes import OperationType, TalkException

try:
    # client5 = LineClient("teambarrsackbot5@gmail.com", "321321Ab", authToken="EiLW77LqJc7usR6vB5z9.7x9TsSw19TOlLNYRF2HOUq.sCuQ9zBZ90djqjN0dkBubuPcT2WDi5mG5razGdrcrgI=", com_name="Aero5", is_mac=False)
    # client5 = LineClient(os.environ['LINE_ULTRON_LOGIN'], os.environ['LINE_ULTRON_PASS'], com_name="Aero5", is_mac=False)

Nilpo

import os
import sys
import logging
from flask import Flask

app = Flask(__name__)
if 'DYNO' in os.environ:
    app.logger.addHandler(logging.StreamHandler(sys.stdout))
    app.logger.setLevel(logging.ERROR)

Nilpo

<VirtualHost *:{PORT}>

  ServerName www.yourdomain.com
  ServerAdmin mail@domain.com
  DocumentRoot /var/www/yourdir/

  <Directory /var/www/yourdir>
    Options Indexes FollowSymLinks
    AllowOverride all
    Order allow,deny

Nilpo

Installing Multiple Versions of PHP for ISPConfig 3 on Centos 6.8

Contents

• Installing PHP 5.6 (PHP-FPM and Fast-CGI)
  • Setting up the build environment
  • Install the build prerequisites
  • Build and install PHP
• Enable the Zend OPcache extension