exAspArk

Every so often I have to restore my gpg keys and I'm never sure how best to do it. So, I've spent some time playing around with the various ways to export/import (backup/restore) keys.

Method 1

Backup the public and secret keyrings and trust database

cp ~/.gnupg/pubring.gpg /path/to/backups/
cp ~/.gnupg/secring.gpg /path/to/backups/
cp ~/.gnupg/trustdb.gpg /path/to/backups/

or, instead of backing up trustdb...

exAspArk

#!/bin/sh

###############################################################################

# USAGE:
# > ansible_vault_merge.sh [-p PASSWORD_FILE VAULT_YAML_FILE

# This shell script handles conflicts generated by attempts to merge encrypted
# Ansible Vault files. Run this command to attempt a merge on the unencrypted
# versions of the file. If there are conflicts, you will be given a chance to

exAspArk

mkdir ~/vim
cd ~/vim

# Staically linked vim version compiled from https://github.com/ericpruitt/static-vim
# Compiled on Jul 20 2017
curl 'https://s3.amazonaws.com/bengoa/vim-static.tar.gz' | tar -xz

export VIMRUNTIME="$HOME/vim/runtime"
export PATH="$HOME/vim:$PATH"
cd -

exAspArk

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

exAspArk

Studying for a Tech Interview Sucks, so Here's a Cheat Sheet to Help

This list is meant to be a both a quick guide and reference for further research into these topics. It's basically a summary of that comp sci course you never took or forgot about, so there's no way it can cover everything in depth. It also will be available as a gist on Github for everyone to edit and add to.

Data Structure Basics

###Array ####Definition:

• Stores data elements based on an sequential, most commonly 0 based, index.
• Based on tuples from set theory.

exAspArk

# http://stackoverflow.com/questions/14972253/simpleform-default-input-class
# https://github.com/plataformatec/simple_form/issues/316

# Use this setup block to configure all options available in SimpleForm.
SimpleForm.setup do |config|
  config.boolean_style = :nested
  
  config.wrappers :bootstrap3, tag: 'div', class: 'form-group', error_class: 'has-error',
      defaults: { input_html: { class: 'default_class' } } do |b|
    

exAspArk

=Navigating=
    visit('/projects')
    visit(post_comments_path(post))

=Clicking links and buttons=
    click_link('id-of-link')
    click_link('Link Text')
    click_button('Save')
    click('Link Text') # Click either a link or a button
    click('Button Value')

exAspArk

require "net/http"

def start_server
  # Remove the X to enable the parameters for tuning.
  # These are the default values as of Ruby 2.2.0.
  @child = spawn(<<-EOC.split.join(" "))
    XRUBY_GC_HEAP_FREE_SLOTS=4096
    XRUBY_GC_HEAP_INIT_SLOTS=10000
    XRUBY_GC_HEAP_GROWTH_FACTOR=1.8
    XRUBY_GC_HEAP_GROWTH_MAX_SLOTS=0

exAspArk

# config/initializers/hacks.rb

Dir[Rails.root.join("lib/hacks/**/*.rb")].each { |file| require file }

exAspArk

require "timeout"

module WaitSteps
  extend RSpec::Matchers::DSL

  matcher :become_true do
    match do |block|
      begin
        Timeout.timeout(Capybara.default_wait_time) do
          sleep(0.1) until value = block.call