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gem list --remote -a --prerelease name_of_gem

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Never touch your local /etc/hosts file in OS X again

To setup your computer to work with *.test domains, e.g. project.test, awesome.test and so on, without having to add to your hosts file each time.

Requirements

• Homebrew
• Mountain Lion -> High Sierra

Install

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Configuring a Docker Server for local development with Docker Remote Host API

This assumes both machines, server and client, are on the same network and the port that will be used is open for network connections.

On the server

Assuming you already have docker installed

vi /lib/systemd/system/docker.service

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# Start on recovery mode

# Go on terminal

$ mount -t msdos /dev/disk0s1 /Volumes/ESP.

$ rm -rf /Volumes/ESP/efi/refind

# from http://www.rodsbooks.com/refind/installing.html#uninstalling

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SELECT version, json_content, pg_try_advisory_xact_lock(s.id) as locked, s.id as id
  FROM snapshots s
 WHERE ar_id = $1 
 
 -- from https://github.com/crabzilla/crabzilla/blob/f66e43ca4d7c119a00fab68c48386aa7672b0e95/crabzilla-engine-postgres/src/main/java/io/github/crabzilla/engine/command/CommandController.kt#L48
 -- more at https://hashrocket.com/blog/posts/advisory-locks-in-postgres

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map <leader>t :call SendToTmux("clear\ryarn test:unit " . expand('%') . "\r")<cr>

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sudo pacman -S postgresql postgis

sudo su postgres -l # or sudo -u postgres -i
initdb --locale $LANG -E UTF8 -D '/var/lib/postgres/data/'
exit

sudo systemctl enable --now postgresql.service

sudo su postgres -c psql
CREATE USER deployer WITH PASSWORD 'eldeployerloco';

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pacman -S interception-tools interception-caps2esc

Create /etc/interception/udevmon.d/caps2esc.yaml with the following content:

- JOB: "intercept -g $DEVNODE | caps2esc | uinput -d $DEVNODE"
  DEVICE:
    EVENTS:
      EV_KEY: [KEY_CAPSLOCK, KEY_ESC]

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class Smallest
  def self.resolve(array_size, array_of_numbers)
    ( (1..array_size + 1).to_a - array_of_numbers ).min
  end
end

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http://gmarik.info/blog/2010/10/08/ctags-on-OSX

Snow Leo ships with ctags not suitable for Ruby development. Ie if you try to generate tags recursively, it will error out:

$ ctags R
ctags: illegal option - R
usage: ctags [-BFadtuwvx] [-f tagsfile] file …

$ which ctags
/usr/bin/ctags