This list is based on aliases_spec.rb.
You can see also Module: RSpec::Matchers API.
| matcher | aliased to | description |
|---|---|---|
| a_truthy_value | be_truthy | a truthy value |
| a_falsey_value | be_falsey | a falsey value |
| be_falsy | be_falsey | be falsy |
| a_falsy_value | be_falsey | a falsy value |
| find . -mindepth 2 -type f -print -exec mv {} . \; |
| sudo apt-get install -y \ | |
| git \ | |
| g++ \ | |
| libgtk-3-dev \ | |
| gtk-doc-tools \ | |
| gnutls-bin \ | |
| valac \ | |
| intltool \ | |
| libtool \ | |
| libpcre2-dev \ |
| # put this file under /usr/share/X11/xorg.conf.d/50-marblemouse.conf | |
| # Large button left : normal click | |
| # Both large buttons : middle click | |
| # Large button right : right-click | |
| # Small button left : browser back | |
| # Small button left+ball : scroll (verticaly or horizontally) | |
| # Small button right : browser forward | |
| http://stackoverflow.com/questions/22667401/postgres-json-data-type-rails-query | |
| http://stackoverflow.com/questions/40702813/query-on-postgres-json-array-field-in-rails | |
| #payload: [{"kind"=>"person"}] | |
| Segment.where("payload @> ?", [{kind: "person"}].to_json) | |
| #data: {"interest"=>["music", "movies", "programming"]} | |
| Segment.where("data @> ?", {"interest": ["music", "movies", "programming"]}.to_json) | |
| Segment.where("data #>> '{interest, 1}' = 'movies' ") | |
| Segment.where("jsonb_array_length(data->'interest') > 1") |
| class ModelA < ActiveRecord::Base | |
| has_many :other_models, as: origin | |
| has_many :model_bs, -> { where(origin_type: 'ModelA') }, foreign_key: :origin_id | |
| has_many :model_cs, -> { where(origin_type: 'ModelC') }, foreign_key: :origin_id | |
| accepts_nested_attributes :model_bs, :model_cs | |
| end | |
| class ModelB < ActivrRecord::Base |
People
 :bowtie: |
😄 :smile: |
😆 :laughing: |
|---|---|---|
😊 :blush: |
😃 :smiley: |
:relaxed: |
😏 :smirk: |
😍 :heart_eyes: |
😘 :kissing_heart: |
😚 :kissing_closed_eyes: |
😳 :flushed: |
😌 :relieved: |
😆 :satisfied: |
😁 :grin: |
😉 :wink: |
😜 :stuck_out_tongue_winking_eye: |
😝 :stuck_out_tongue_closed_eyes: |
😀 :grinning: |
😗 :kissing: |
😙 :kissing_smiling_eyes: |
😛 :stuck_out_tongue: |
SSH into Root
$ ssh [email protected]
Change Root Password
| # Install ARCH Linux with encrypted file-system and UEFI | |
| # The official installation guide (https://wiki.archlinux.org/index.php/Installation_Guide) contains a more verbose description. | |
| # Download the archiso image from https://www.archlinux.org/ | |
| # Copy to a usb-drive | |
| dd if=archlinux.img of=/dev/sdX bs=16M && sync # on linux | |
| # Boot from the usb. If the usb fails to boot, make sure that secure boot is disabled in the BIOS configuration. | |
| # Set swedish keymap |
| # OBJECTIVE: Install Arch Linux with encrypted root and swap filesystems and boot from UEFI. | |
| # Note: This method supports both dedicated Arch installs and those who wish to install Arch on a multi-OS-UEFI booting system. | |
| # The official Arch installation guide contains details that you should refer to during this installation process. | |
| # That guide resides at: https://wiki.archlinux.org/index.php/Installation_Guide | |
| # Download the archlinux-*.iso image from https://www.archlinux.org/download/ and its GnuPG signature. | |
| # Use gpg --verify to ensure your archlinux-*.iso is exactly what the Arch developers intended. For example: |