The purpose of this post is to briefly show how to install the Raspberry Pi OS into a new microSD card using a laptop or desktop. Then boot the Raspberry Pi ...
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How to reinstall MacOS with external bootable disk installer for Mac operating system. macOS Catalina, macOS Mojave, or macOS High Sierra. You can use an ext...
Sample of an AWS EC2 userdata script that install apache and automatically creates an index.html file as a landing webpage with information about the instanc...
See this list of the smartest people ever on Earth, listed by their level of IQ! With links to Wikipedia to read more about these genius. Purpose of this lis...
xargs command can be use to speed up linux command and run mulitiple linux command in parallel.
tee command in linux command line, how tee works, simple explanations. Imagine the tee command as a ‘T’ , input on the left and 2 exists or outputs, right an...
Learn Python with a simple “do it yourself” challenges. I went to bed thinking “how could I do the Fibonacci sequence without looking on the internet. Next d...
See how to find the package you will need to install for the command you are looking for. Example, I was looking for the tshark command, but a simple yum sea...
Docker images and containers start with basic and bonus advanced security
Python 3 prints Merry Christmas Everyone!
So, I want to list the packages installed with pip3 and now that I can see them, I want to update them all.
Github git basic commands
DecSecOps in your company DNA
Transform to run as a router and NAT device
Online list of learning websites and channels that I follow. Website that I use for training in various areas.
A quick and simple way to start a webserver on the current directory with Python 3 using module http.server
Linux find command
Linux Clam AntiVirus ClamAV
vimrc file options
vim and forgot to sudo and now?
AWS CloudWatch logs CloudTrail logs and filters examples
Linux command lsusb
AWS Transit Gateway to VPC
Raspberry Pi increase the swap memory size
AWS Global Infrastructure
Python 3 learning for the first time
Stranger Things Alphabet Wall Lights with Raspberry Pi Python 3 and Neopixels
AWS cli IAM roles and tokens
Lists all ec2 instances in all regions including account owner, instance id, instance type, statues and region.
S3 cp sync exclude include
Sample usage of Linux dig command for dns troubleshooting
Simple way to get a list of AWS Services. As of $ date +%Y-%B-%d, 2019-November-26 there are 206 service. Checked by using wc -c command at the end of the b...
Linux Public IP
Linux iptables, quick, simple and effective way to block an ip address or subnet range.
Making the internet safer, one IP at a time
Fonts Awesome install
Internet Assigned Numbers Authority (IANA)
Blocking advertising and pops using hosts file