Pablo Colazurdo pcolazurdo

Install Ruby (as a prereq for Homebrew):

Prerequisite: Install required Developer Libraries

sudo apt-get install libssl-dev libreadline-dev

Then, follow up this tutorial: https://www.anegron.site/2020/01/30/installing-rbenv-and-ruby-on-raspberry-pi/
Now activate the proper version for Homebrew - as of July 2020 the commands were:

List of useful links

Lambda Decorators: https://github.com/dschep/lambda-decorators
Embedded Metrics: https://github.com/awslabs/aws-embedded-metrics-python
CDK Patterns: https://github.com/cdk-patterns/serverless
Lambda Powertools: https://github.com/awslabs/aws-lambda-powertools
Lambda Serverless Express: https://github.com/awslabs/aws-serverless-express
AWS Lambda Go tools: https://github.com/aws/aws-lambda-go

Install brew

/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
brew update

Install iterm2
```
brew cask install iterm2
```
Instal oh-my-zsh

Tweet Analysis

Prerequisite

Setup an ENV variable called TWITTER_DATA pointing to where you extracted your twitter.zip content

cat tweet.json | jq . | grep expanded_url | grep -v twitter.com | cut -d\" -f4 | sort | uniq -c | wc -l

Fixing WiFi connectivity in Raspbian GNU/Linux 8 (jessie)

Based lousely on https://unix.stackexchange.com/questions/173781/how-can-i-enable-wpa-supplicant-on-boot

First, learn some useful commands such us:

iw wlan0 link # to find if your Wireless Device is UP or DOWN
iw wlan0 scan # To find information about the Access Points available to your device
ip addr # to find if the interface is getting IP address

	needs-restarting -r ; echo $?
	# Core libraries or services have been updated:
	# openssl-libs -> 1:1.0.1e-60.el7_3.1
	# systemd -> 219-30.el7_3.9

	# Reboot is required to ensure that your system benefits from these updates.

	# More information:
	# https://access.redhat.com/solutions/27943
	# 1

	YT_FILE=poX6BEzVmdE
	BUCKET_NAME="Please define the Bucket where the output will be sent - you can also use paths if needed"
	FILE_OUTPUT=`youtube-dl -o '%(id)s.%(ext)s' --restrict-filenames https://www.youtube.com/watch\?v\=${YT_FILE} \| grep "[download] Destination:" \| cut -d: -f1`

	aws s3 cp ${FILE_OUTPUT} s3://${BUCKET_NAME}/${YT_FILE}
	aws transcribe start-transcription-job --transcription-job-name ${YT_FILE} --language-code en-GB --media MediaFileUri=s3://${BUCKET_NAME}/${YT_FILE} --output-bucket-name ${BUCKET_NAME}


	sleep 120 #or use list-transcript-jobs until it is completed

	# Install HomeBrew
	# BEGIN Fix touch while this is not closed
	[ ! -f /usr/bin/touch ] && sudo ln /bin/touch /usr/bin/touch
	# END Fix touch while this is not closed

	CI=1 /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
	test -d ~/.linuxbrew && eval $(~/.linuxbrew/bin/brew shellenv)
	test -d /home/linuxbrew/.linuxbrew && eval $(/home/linuxbrew/.linuxbrew/bin/brew shellenv)
	test -r ~/.bash_profile && echo "eval \$($(brew --prefix)/bin/brew shellenv)" >>~/.bash_profile
	echo "eval \$($(brew --prefix)/bin/brew shellenv)" >>~/.profile

	#!/bin/bash

	# Specify the desired volume size in GiB as a command-line argument. If not specified, default to 20 GiB.
	SIZE=${1:-20}

	# Install the jq command-line JSON processor.
	sudo yum -y install jq >/dev/null

	# Get the ID of the envrionment host Amazon EC2 instance.
	INSTANCEID=$(curl -s http://169.254.169.254/latest/meta-data/instance-id)