staltz

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

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This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

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bastman

Docker - How to cleanup (unused) resources

Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...

delete volumes

// see: https://github.com/chadoe/docker-cleanup-volumes

$ docker volume rm $(docker volume ls -qf dangling=true)

$ docker volume ls -qf dangling=true | xargs -r docker volume rm

JJediny

// A Declarative Pipeline is defined within a 'pipeline' block.
pipeline {

  // agent defines where the pipeline will run.
  agent {
    // This also could have been 'agent any' - that has the same meaning.
    label ""
    // Other possible built-in agent types are 'agent none', for not running the
    // top-level on any agent (which results in you needing to specify agents on
    // each stage and do explicit checkouts of scm in those stages), 'docker',

greenbrian

#!/bin/bash

# start vault
VAULT_UI=true vault server -dev -dev-root-token-id=root -dev-listen-address=127.0.0.1:8200

# login as root - DO NOT DO THIS IN PRODUCTION
vault login root

# write some secrets
vault kv put secret/test color=blue number=eleventeen