A curated list of AWS resources to prepare for the AWS Certifications
A curated list of awesome AWS resources you need to prepare for the all 5 AWS Certifications. This gist will include: open source repos, blogs & blogposts, ebooks, PDF, whitepapers, video courses, free lecture, slides, sample test and many other resources.
These commands allow you to generate CSRs, Certificates, Private Keys and do other miscellaneous tasks.
- Generate a new private key and Certificate Signing Request
openssl req -out CSR.csr -new -newkey rsa:2048 -nodes -keyout privateKey.key
- Generate a self-signed certificate (see How to Create and Install an Apache Self Signed Certificate for more info)
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#!/usr/bin/env bash | |
mkdir -p /data | |
mdadm --create --verbose --level=0 /dev/md0 --name=DATA --raid-devices=4 /dev/nvme0n1 /dev/nvme1n1 /dev/nvme2n1 /dev/nvme3n1 | |
mdadm --wait /dev/md0 | |
mkfs.ext4 /dev/md0 | |
mdadm --detail --scan >> /etc/mdadm.conf | |
dracut -H -f /boot/initramfs-$(uname -r).img $(uname -r) | |
echo /dev/md0 /data ext4 defaults,nofail,noatime,discard 0 2 >> /etc/fstab | |
mount -a |
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data "template_file" "main" { | |
template = <<EOF | |
set -e | |
WORKDIR=/tmp/${uuid()} | |
mkdir -p "$WORKDIR" | |
cd "$WORKDIR" | |
curl -f "https://s3.amazonaws.com/aws-cli/awscli-bundle.zip" -o "awscli-bundle.zip" | |
unzip awscli-bundle.zip | |
./awscli-bundle/install -i "$WORKDIR"/aws |
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# List user repo | |
https://api.github.com/users/USER/repos?type=all | |
# List user repos including forks | |
https://api.github.com/users/USER/repos?type=forks&per_page=1000 |
#System Design Cheatsheet
Picking the right architecture = Picking the right battles + Managing trade-offs
##Basic Steps
- Clarify and agree on the scope of the system
- User cases (description of sequences of events that, taken together, lead to a system doing something useful)
- Who is going to use it?
- How are they going to use it?
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Videos | |
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DevOps | |
What is DevOps? by Rackspace - Really great introduction to DevOps | |
https://www.youtube.com/watch?v=_I94-tJlovg | |
Sanjeev Sharma series on DevOps (great repetition to really get the DevOps concept) |