Skill · CI/CD · Build and run CI
Speed up and debug a pipeline
Speed up a pipeline with caching, artifacts and concurrency, and troubleshoot a workflow that won't trigger, fails or drags.
Start lesson 1The CI/CD domain
- 9 lessons
- ~4 h 45 of reading
- 11 quizzes
- 0 proof lab
The path
Where it comes from, where it leads
What you need to know first, where you stand on this skill, and what it opens next. Your status is computed in your browser, from what you have read and passed.
Before · 1 prerequisite
This skill, for you
Speed up and debug a pipeline
Computing
It unlocks · nothing yet
No other skill requires it: it is an end-of-path skill.
The path through the foundations From the most upstream foundation to this skill: what is in place, what remains to read.
Lessons
How to learn it
This skill is learned with the tool of your choice; your preferences decide the path followed in your journey. Each path lists its lessons in program order.
With GitHub Actions
9 lessons · ~4 h 45 default
- 1Optimising GitHub Actions workflows· 20 min
- 2Debugging GitHub Actions workflows· 40 min
- 3GitHub Actions Artifacts: sharing files between jobs· 40 min
- 4GitHub Actions cache: speeding up your workflows· 40 min
- 5Python and pip caching in GitHub Actions· 30 min
- 6Node.js and npm caching in GitHub Actions· 30 min
- 7Java, Maven and Gradle caching in GitHub Actions· 30 min
- 8Artifacts vs Cache: making the right choice· 25 min
- 9GitHub Actions concurrency: avoiding parallel runs· 30 min
With GitLab CI
5 lessons · ~3 h 40
Beyond the lessons
Assess, practise, pass the proof
Reading a lesson confirms nothing. A skill is confirmed by a passed quiz, practised in a guided lab, and put to the test by a challenge or a mission; an imported lab result is not verified by the site.
Assess yourself
11 quizzes
At the end of the lessons: passed at 70%, they confirm the skill.
Practice
No guided lab
No guided lab practices it yet.
Proof
No proof
Neither a challenge nor a mission with a proof yet.
Placement test
Preparing the questions…
Your answers in detail
For each question asked: your answer, the correct answer, its explanation and the page to reread.
Around it
Who requires it, who teaches it
Required by
Taught by
Tool of your choice: GitHub Actions or GitLab CI.
Same block · Build and run CI