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Ranger Cheatsheet

General

Shortcut	Description
ranger	Start Ranger
Q	Quit Ranger
R	Reload current directory
?	Ranger Manpages / Shortcuts

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#!/bin/sh

# turn on fan for safety
echo "Enabling fan for safety..."
if [ ! -w /sys/kernel/debug/tegra_fan/target_pwm ] ; then
	echo "Cannot set fan -- exiting..."
fi
echo 255 > /sys/kernel/debug/tegra_fan/target_pwm

echo 0 > /sys/devices/system/cpu/cpuquiet/tegra_cpuquiet/enable

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#run through the steps detailed here to install the odbc drivers for Ubuntu 20
https://docs.microsoft.com/en-us/sql/connect/odbc/linux-mac/installing-the-microsoft-odbc-driver-for-sql-server?view=sql-server-ver15#ubuntu17

#then force pecl to use 7.2
sudo pecl -d php_suffix=7.2 install sqlsrv-5.3.0
sudo pecl -d php_suffix=7.2 install pdo_sqlsrv-5.3.0

sudo bash -c 'echo "extension=sqlsrv.so" > /etc/php/7.2/mods-available/sqlsrv.ini'
sudo bash -c 'echo "extension=pdo_sqlsrv.so" > /etc/php/7.2/mods-available/pdo_sqlsrv.ini'

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To create a Table

	create table risk_clos_rank(
		id_num int IDENTITY(1,1) NOT NULL,
	    username nvarchar(100),
	    datetime_of_decision DATETIME
	);
	
	CREATE TABLE TheNameOfYourTable (
 ID INT NOT NULL IDENTITY(1,1),

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#!/usr/bin/env python3
"""
Very simple HTTP server in python for logging requests
Usage::
    ./server.py [<port>]
"""
from http.server import BaseHTTPRequestHandler, HTTPServer
import logging

class S(BaseHTTPRequestHandler):

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#!/usr/bin/env bash

# script obtained from https://cat.eduroam.org/

if [ -z "$BASH" ] ; then
   bash  $0
   exit
fi

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Tutorial for the installation of MQTT on Rpi and connection with an Arduino in Wifi

(Note: this information has been compiled from various English/French sources)

• Tutorial for installing MQTT on Rpi and connection with an Arduino via Wifi
• Technologies
• Request/Response
• CoAP (Constrained Application Protocol)
• REST/HTTP

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#deb cdrom:[Ubuntu 16.04.2 LTS _Xenial Xerus_ - Release amd64 (20170215.2)]/ xenial main restricted

# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb http://us.archive.ubuntu.com/ubuntu/ xenial main restricted
# deb-src http://us.archive.ubuntu.com/ubuntu/ xenial main restricted

## Major bug fix updates produced after the final release of the
## distribution.
deb http://us.archive.ubuntu.com/ubuntu/ xenial-updates main restricted