wybczu

  .org $8000
  .org $ff00

XAML  = $24                            ; Last "opened" location Low
XAMH  = $25                            ; Last "opened" location High
STL   = $26                            ; Store address Low
STH   = $27                            ; Store address High
L     = $28                            ; Hex value parsing Low
H     = $29                            ; Hex value parsing High
YSAV  = $2A                            ; Used to see if hex value is given

wybczu

sfdisk -d /dev/sda | sfdisk --force /dev/sdb
btrfs device add /dev/sdb1 /
btrfs balance start -dconvert=raid1 -mconvert=raid1 /

wybczu

ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

• Ctrl-Key: ^[
• Octal: \033
• Unicode: \u001b
• Hexadecimal: \x1b
• Decimal: 27

wybczu

Gmail and GitHub

Create new filters and create new labels.

Pull Request

from:(notifications@github.com) AND {"Patch Links" "approved this pull request." "requested changes on this pull request." "commented on this pull request." "pushed 1 commit." "pushed 2 commits." "pushed 3 commits."}

label: gh-pull-request

wybczu

Encrypting a variable

$ ansible-vault encrypt_string --stdin-name 'secret_variable'

Note: Somtimes you need to press Ctrl+d two times - do not press enter cause it will add a new line to you secret :)

You can also use a wrapper script:

wybczu

### Keybase proof

I hereby claim:

  * I am wybczu on github.
  * I am wybczu (https://keybase.io/wybczu) on keybase.
  * I have a public key whose fingerprint is 5BEA 0D72 A27F ABB6 2F23  FF2A 2EB8 C2A2 48AD 1541

To claim this, I am signing this object:

wybczu

Quick start

$ vagrant init wybczu/devops-warsaw-1
$ vagrant up
$ vagrant ssh
$ git clone ssh://user2@localhost:29418/devops-demo
$ cd devops-demo
$ # ...make some changes...

wybczu

#!/usr/bin/python
# -*- coding: utf8 -*-

# http://mathworld.wolfram.com/PrimeSpiral.html

import math
import gmpy
import numpy
import matplotlib.image as mpimg
import matplotlib.pyplot as plt

wybczu

#!/bin/bash

ARTIFACTORY_URL="https://artifactory.example.com/artifactory"
ARTIFACTORY_REPO="ext-release-local"

MVN_USERNAME="maven"
MVN_PASSWORD="password"

[[ -z $DEBUG ]] || set -x

wybczu

#!/bin/bash

[[ -z $DEBUG ]] || set -x

HOST="gerrit.example.com"
PORT="29418"

function usage
{
	echo "usage: $(basename $0) [-eg] project-name"