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Install Docker

Downaload the makefile and execute the following command in the same directory

make

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Aplyca Email Signature

How to use the signature?

• Fork this pen: https://codepen.io/mauricios/pen/ddjPgJ/
• Change the text according to your personal profile data
• Copy the signature HTML page rendered by your browser (see: http://mydesignpad.com/how-to-install-html-email-signature-for-google-gmail)
• Then paste the signature in the signature editor of your email client

Features:

• Clean code

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Generate SSH key pair

Use RSA encryption with 4096 bits

ssh-keygen -t rsa -b 4096 -C "my_email@mydomain.com" -f ~/.ssh/myserver.key -P ""

The command above will generate two files, the private key ~/.ssh/myserver.key and the public key ~/.ssh/myserver.key.pub.

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# Configure variables
OPENSHIFT_PACKAGE=https://github.com/openshift/origin/releases/download/v3.11.0/openshift-origin-client-tools-v3.11.0-0cbc58b-linux-64bit.tar.gz
OPENSHIFT_HOSTNAME=openshift.xip.io


# Install Docker
sudo yum install docker -y
sudo usermod -aG docker ec2-user

# Add insecure registry to Docker

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Generate the GPG key pair

gpg --full-generate-key;

Export public GPG key

Look for your Key ID in using the following command:

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- Search and replace: :%s/foo/bar/g

- Delete text block: ma + d'a 

- Macro: qd, <commands>, then q, apply with @d and @@ 

- Write as sudo: :w !sudo tee %

- Increase/Decrease number: Ctl+A Ctl+X

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!# /bin/bash

# Replace string in all files in a directory (macOS)
grep -Rnl "old_string" **/*.txt | xargs sed -i "" 's/old_string/new_string/g'

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#!/bin/bash

# Clone the old repo using the mirror option
git clone --mirror git@git.my-old-server.com:my-old-repo.git

# Enter the new clonned repo directory
cd my-old-repo.git

# Add the new remote repo
git remote add new_origin git@git.my-new-server.com:my-new-repo.git

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module.exports = {
  config: {
    fontSize: 14,
    fontFamily: '"Fira Mono", Menlo, "DejaVu Sans Mono", Consolas, "Lucida Console", monospace',
    cursorColor: 'cyan',
    cursorShape: 'BEAM',
    cursorBlink: false,
    foregroundColor: '#ffffff',
    backgroundColor: '#000000',
    borderColor: '#000000',

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Resize AWS EBS Disk partition

The following commands are rquiered to expoand a partition and resize the file system of an EBS volume. Those steps work in EBS volumes including root volumes and can be done while they are attached to a running instance (zero downtime)

Check the size of the partition

df -H