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Using Git

Global Settings

• Related Setup: https://gist.github.com/hofmannsven/6814278
• Related Pro Tips: https://ochronus.com/git-tips-from-the-trenches/
• Interactive Beginners Tutorial: http://try.github.io/
• Git Cheatsheet by GitHub: https://services.github.com/on-demand/downloads/github-git-cheat-sheet/

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Unionize: network superpowers for your docker containers

Unionize lets you connect together docker containers in arbitrarily complex scenarios.

Note: I recommend to use https://github.com/jpetazzo/pipework instead.

• pipework is a better name than unionize
• it's hosted on a "real" github repo instead of a small gist :-)

Now if you want Unionize, it's still here. Just check those examples.

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#!/bin/bash
set -x

TERRAFORM_VERSION="0.9.11"
PACKER_VERSION="1.0.2"

# install pip
pip install -U pip && pip3 install -U pip
if [[ $? == 127 ]]; then
    wget -q https://bootstrap.pypa.io/get-pip.py

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Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000

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# This tells kubecfg to read its config from the local directory
export KUBECONFIG=./kubeconfig

# Looking at the cluster
kubectl get nodes
kubectl get pods --namespace=kube-system

# Running a single pod
kubectl run --generator=run-pod/v1 --image=gcr.io/kuar-demo/kuard-amd64:1 kuard
kubectl get pods

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#cloud-config
write-files:
  - path: /etc/conf.d/nfs
    permissions: '0644'
    content: |
      OPTS_RPC_MOUNTD=""

coreos:
  units:
    - name: update-engine.service

sahanasj

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.

---

sahanasj

AWS Lambda: Advanced Coding Session (slides)

Live demos:

1. Amazon API Gateway Access Control
2. Amazon Kinesis Streams processing
3. Amazon Cognito Sync trigger
4. AWS CloudFormation Custom Resources

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Bash scripting cheatsheet

• by Lee2sman
• Updated 2017-09-18

Bash shebang

• #!/usr/bin/env bash for portability, or less good, #!/bin/bash

Commenting

sahanasj

HANDY ONE-LINE SCRIPTS FOR AWK                               30 April 2008
Compiled by Eric Pement - eric [at] pement.org               version 0.27

Latest version of this file (in English) is usually at:
   http://www.pement.org/awk/awk1line.txt

This file will also be available in other languages:
   Chinese  - http://ximix.org/translation/awk1line_zh-CN.txt   

USAGE: