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Ansible

Global configuration is in /etc/ansible

By default, Ansible will try to use native OpenSSH for remote communication when possible. This enables ControlPersist[controlPersistNote], Kerberos, and options in ~/.ssh/config such as Jump Host setup.

Docker

Installation

curl -fsSL https://get.docker.com -o get-docker.sh
sh get-docker.sh
# or as one liner
# curl -fsSL https://get.docker.com | sh

Duplicating a repository

Source

Important: the target repo must first be created.

Network elements

Source: Wikipedia

The Open Systems Interconnection model (OSI model) is a conceptual model that characterizes and standardizes the communication functions of a telecommunication or computing system without regard to its underlying internal structure and technology.

`/etc/profile`

/etc/profile is the system-wide .profile file for the Bourne shell and Bourne compatible shells

On ubuntu, the PATH environment variable is being set in /etc/environment and addition can be set in /etc/profile. This one references /etc/bash.bashrc and every readable files in /etc/profile.d.
On mac OS, /usr/libexec/path_helper is beeing exectued for setting the $PATH environment variable, then /etc/bashrc and later on terminal specific configuration /etc/bashrc_${TERM_PROGRAM} will be loaded

macOS

Travis CI

Ansible and Travis CI

https://github.com/galaxyproject/ansible-galaxy-extras/blob/master/.travis.yml

REST

Representational state transfer

Source:

REST - Wikipedia
Roy Fielding's dissertation

Links:

Apache Arrow

Flight

From https://www.dremio.com/understanding-apache-arrow-flight :

What Makes Apache Arrow Flight Fast?

No serialization/deserialization. The Apache Arrow memory representation is the same across all languages as well as on the wire (within Arrow Flight). As a result, the data doesn’t have to be reorganized when it crosses process boundaries.

Authentication

JSON Web Tokens

RFC 7519

See https://auth0.com/docs/jwt

	/* Table of contents
	––––––––––––––––––––––––––––––––––––––––––––––––––
	- Plotly.js
	- Grid
	- Base Styles
	- Typography
	- Links
	- Buttons
	- Forms
	- Lists