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Developer practice and architecture · 30 lessons · up to 10 minutes each
Linux
A planned Linux path through everyday system inspection and safe operations.
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Linux
Permanent access to the lessons published in this track when you buy. Future lessons are not included. 0 of 30 lessons are published; 0 are in owner review and 30 are Coming Soon.
$29.0030 lessons still in progress
Beginner
Lessons 1–10
01 Linux: Sketch filesystem paths and permissions
Topic: filesystem paths and permissions
Draw a small map of filesystem paths and permissions in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Beginner4 minComing Soon02 Linux: Name the parts of processes and signals
Topic: processes and signals
Label the main pieces in processes and signals in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Beginner5 minComing Soon03 Linux: Trace an example of standard streams
Topic: standard streams
Follow one input through standard streams in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Beginner6 minComing Soon04 Linux: Compare choices for users and groups
Topic: users and groups
Write down one practical difference between users and groups in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Beginner7 minComing Soon05 Linux: Find the boundary in package and service managers
Topic: package and service managers
Mark where package and service managers in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Beginner8 minComing Soon06 Linux: Inspect an example of environment and configuration
Topic: environment and configuration
Annotate a minimal example of environment and configuration in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Beginner9 minComing Soon07 Linux: Connect network inspection to a neighboring concept
Topic: network inspection
Show how network inspection in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Beginner10 minComing Soon08 Linux: Spot a failure mode in logs and journal
Topic: logs and journal
Describe one likely failure for logs and journal in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Beginner3 minComing Soon09 Linux: Read an official example of resource limits
Topic: resource limits
Summarize an official example of resource limits in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Beginner5 minComing Soon10 Linux: Choose a use case for safe system changes
Topic: safe system changes
Match one small use case to safe system changes in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Beginner6 minComing Soon
Intermediate
Lessons 11–20
11 Linux: Build an example with filesystem paths and permissions
Topic: filesystem paths and permissions
Create a small working example that uses filesystem paths and permissions in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Intermediate4 minComing Soon12 Linux: Compose processes and signals with another component
Topic: processes and signals
Combine processes and signals in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Intermediate5 minComing Soon13 Linux: Configure standard streams for a small case
Topic: standard streams
Set up standard streams in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Intermediate6 minComing Soon14 Linux: Validate inputs around users and groups
Topic: users and groups
Add a check around users and groups in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Intermediate7 minComing Soon15 Linux: Use package and service managers in a short workflow
Topic: package and service managers
Add package and service managers in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Intermediate8 minComing Soon16 Linux: Refactor environment and configuration into a reusable unit
Topic: environment and configuration
Extract environment and configuration in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Intermediate9 minComing Soon17 Linux: Exercise network inspection with sample data
Topic: network inspection
Run sample data through network inspection in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Intermediate10 minComing Soon18 Linux: Observe logs and journal outputs
Topic: logs and journal
Capture the result of logs and journal in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Intermediate3 minComing Soon19 Linux: Recover from a resource limits failure
Topic: resource limits
Handle one expected failure from resource limits in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Intermediate5 minComing Soon20 Linux: Document safe system changes behavior
Topic: safe system changes
Write a short usage note for safe system changes in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Intermediate6 minComing Soon
Advanced
Lessons 21–30
21 Linux: Test a boundary around filesystem paths and permissions
Topic: filesystem paths and permissions
Add an edge-case test for filesystem paths and permissions in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Advanced4 minComing Soon22 Linux: Harden processes and signals
Topic: processes and signals
Add the relevant access, safety, or validation control to processes and signals in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Advanced5 minComing Soon23 Linux: Measure standard streams
Topic: standard streams
Record a small baseline for standard streams in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Advanced6 minComing Soon24 Linux: Reduce cost in users and groups
Topic: users and groups
Change one measurable cost in users and groups in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Advanced7 minComing Soon25 Linux: Diagnose a package and service managers failure
Topic: package and service managers
Use an observable signal to explain a failure in package and service managers in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Advanced8 minComing Soon26 Linux: Make environment and configuration repeatable
Topic: environment and configuration
Show that rerunning environment and configuration in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Advanced9 minComing Soon27 Linux: Review trade-offs in network inspection
Topic: network inspection
Compare two documented approaches to network inspection in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Advanced10 minComing Soon28 Linux: Improve logs and journal maintainability
Topic: logs and journal
Refine logs and journal in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Advanced3 minComing Soon29 Linux: Verify resource limits end to end
Topic: resource limits
Check that a complete small flow using resource limits in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Advanced5 minComing Soon30 Linux: Audit safe system changes against its source docs
Topic: safe system changes
Check the implementation of safe system changes in the context of Linux files, processes, permissions, services, and diagnostics; save a short example or check that demonstrates the result.
Advanced6 minComing Soon
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