What you will understand: Open a terminal, find files, read output, and run small inspection commands with confidence.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: Linux Command Line Foundations for Makers
Learn enough shell navigation reading and command composition to inspect a project machine without blindly pasting commands pwd ls and cat tell you where you are and what file you are reading before you change anything Create a small folder with two text files Use pwd ls lah head and grep to answer where the files are and what each contains Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Understand the path from a local HTML file to a live HTTPS page on a VPS.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: Nginx Static Site Basics for Makers
Learn how Nginx serves a static site from a document root why release folders help and how to verify a deploy safely nginx t proves configuration syntax before reload Sketch a release layout with releases/YYYYMMDDTHHMMSSZ and current Explain how rollback would work Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Connect a domain to a VPS without guessing whether the problem is DNS, Nginx, or TLS.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: DNS Records and SSL for Makers
Learn the practical order for pointing a domain at a VPS checking DNS proving HTTP and adding HTTPS dig short domain A shows the public A record answer Write the sequence you would use to connect a new domain to an existing VPS including the command that proves each step Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Diagnose why a project file cannot be read, executed, or served.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: Linux Files and Permissions for Makers
Learn paths owners groups modes and parent directory traversal before changing chmod or chown namei l path/to/file walks every path component Build a test directory where only the parent execute bit is wrong Use namei l to identify the break Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Find the relevant log lines for a recent failure without reading the whole log directory.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: Search Logs with grep, find, and tail
Learn how to search project logs by scope time and symptom so debugging starts from evidence tail 80 logfile reads a bounded slice before deeper searching Given a failing service name list three bounded commands you would run before opening a huge log Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Make a small project safer to edit, deploy, and roll back.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: Git Workflow for Small Projects
Use Git to inspect changes commit one idea at a time tag releases and keep rollback possible git status shows what changed before you commit or deploy Change one line in a sample file inspect it with git diff stage it and write a commit message that describes only that change Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Identify whether a disk-full problem is bytes, inodes, journal logs, Docker, or deleted-open files.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: Linux Disk Space and Logs for Makers
Learn how bytes inodes logs and deleted-open files can each make a project machine look full df h and df i separate byte pressure from inode pressure Write a five-command disk-full triage checklist and explain what each command proves Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Debug SSH access without exposing private keys or blindly removing known_hosts entries.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: SSH Keys and Known Hosts for Makers
Learn how SSH identity authorized keys host keys and file modes fit together before deleting warnings ssh vvv user host shows which authentication step fails Describe how you would tell apart a publickey failure from a changed host key warning Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Run a project with the intended Python interpreter and dependency set.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: Python Virtual Environments for Makers
Learn why Python projects use virtual environments and how to prove which interpreter and packages are active python V and which python show which interpreter your shell will use Create a tiny venv install one package and prove which python and pip are active Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Create a tiny game loop with input, movement, collision, a goal, and reset.
What you can build with it: Build a First Godot Game Loop
Recommended first page: Godot First Playable Loop
Build the smallest playable loop before adding art menus inventory or online systems Write the player action in one sentence before adding systems Make a one-room prototype where a test player reaches a goal and resets Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Inspect a simple controller circuit with less guesswork and fewer fried parts.
What you can build with it: Wire a Sensor to a Microcontroller
Recommended first page: Microcontroller Wiring First Checks
Learn the first checks before blaming firmware power ground pin mapping signal direction and measurement points Disconnect power before changing wiring then verify voltage before connecting a device Draw a three-wire sensor connection and mark power ground signal expected voltage and measurement point Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Explain what a basic hydraulic circuit is trying to do before touching equipment.
What you can build with it: Read a Hydraulic Schematic
Recommended first page: Hydraulic Schematic First Read
Learn a first-pass method for reading hydraulic schematics source actuator valve flow path pressure limit and safe stop Identify the energy source and stored-energy hazards before tracing the circuit On a simple cylinder circuit drawing mark pump tank valve actuator relief extend path and retract path Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Make input remapping and controller support easier later.
What you can build with it: Build a First Godot Game Loop
Recommended first page: Godot Input Actions First Pass
Map player intent to actions before wiring controls directly to keys Create action names before binding keys Create a small practice case for godot input actions first pass and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Debug a small collision problem without rewriting the whole player controller.
What you can build with it: Build a First Godot Game Loop
Recommended first page: Godot Collision Debugging Basics
Find why game objects pass through stick or never trigger collisions Turn on visible collision shapes before changing physics code Create a small practice case for godot collision debugging basics and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Save and reload one small game state without inventing a full account system.
What you can build with it: Build a First Godot Game Loop
Recommended first page: Game Save System First Draft
Plan the first save file around the minimum state needed to resume a prototype List the exact state that must survive closing the game Create a small practice case for game save system first draft and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Use a meter to answer a circuit question instead of guessing.
What you can build with it: Wire a Sensor to a Microcontroller
Recommended first page: Multimeter First Measurements
Learn the first safe multimeter checks voltage continuity resistance and current caution Set the meter mode before touching the probes to the circuit Create a small practice case for multimeter first measurements and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Find voltage, pinout, absolute maximums, and typical application notes.
What you can build with it: Wire a Sensor to a Microcontroller
Recommended first page: Read a Datasheet First Pass
Extract the first useful facts from a component datasheet without reading every page Find the part number and package before trusting a pinout Create a small practice case for read a datasheet first pass and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Bring up a small motor driver safely enough to test direction and speed.
What you can build with it: Wire a Sensor to a Microcontroller
Recommended first page: Motor Driver First Checks
Check power ground enable pins signal voltage and load wiring before blaming firmware Disconnect the motor until logic power and driver wiring are understood Create a small practice case for motor driver first checks and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Wire a small stepper motor without randomly swapping leads.
What you can build with it: Wire a Sensor to a Microcontroller
Recommended first page: Stepper Motor Wiring First Checks
Identify stepper coil pairs driver connections current limits and direction before tuning motion Find the two coil pairs before connecting the driver Create a small practice case for stepper motor wiring first checks and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Create a simple sketch that survives later changes.
What you can build with it: Build an Obsidian Project Notebook
Recommended first page: CAD Constraints First Sketch
Use constraints and dimensions to make a sketch editable instead of fragile Define the design intent before adding every dimension Create a small practice case for cad constraints first sketch and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Avoid mixing similar-looking fasteners that do not actually fit.
What you can build with it: Build an Obsidian Project Notebook
Recommended first page: Measure Fastener Threads
Identify diameter pitch length and head style before ordering or replacing a fastener Clean and inspect the fastener before measuring it Create a small practice case for measure fastener threads and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Prepare a safe practice weld area before learning bead control.
What you can build with it: Build an Obsidian Project Notebook
Recommended first page: Welding First Safety Checklist
Walk through PPE ventilation fire watch material prep and machine setup before striking an arc Confirm PPE ventilation and nearby combustibles before power-on Create a small practice case for welding first safety checklist and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Describe a cylinder leak clearly before ordering parts or disassembling equipment.
What you can build with it: Read a Hydraulic Schematic
Recommended first page: Hydraulic Cylinder Leak First Checks
Separate external seal leaks fitting leaks hose damage and internal bypass symptoms Depressurize and make the equipment safe before inspection Create a small practice case for hydraulic cylinder leak first checks and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Explain why a slow actuator and a weak actuator are not the same symptom.
What you can build with it: Read a Hydraulic Schematic
Recommended first page: Hydraulic Pressure vs Flow
Understand the difference between pressure flow force and speed in a hydraulic system Identify whether the complaint is force speed heat or noise Create a small practice case for hydraulic pressure vs flow and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Drive a platform forward, backward, and turn reliably.
What you can build with it: Build an Obsidian Project Notebook
Recommended first page: Robot Drivetrain First Prototype
Build the smallest drivetrain test before adding sensors autonomy or payload Test motors off the ground before adding load Create a small practice case for robot drivetrain first prototype and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Mount a sensor so it can produce useful readings after the robot moves.
What you can build with it: Build an Obsidian Project Notebook
Recommended first page: Sensor Mounting First Pass
Plan sensor field of view vibration cable strain and calibration access before printing brackets Write what the sensor must see before designing the bracket Create a small practice case for sensor mounting first pass and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Describe a no-start problem in evidence terms.
What you can build with it: Build an Obsidian Project Notebook
Recommended first page: Small Engine No-Start First Checks
Use a basic fuel spark air and safety-interlock ladder before replacing parts Make the machine safe and follow the manual before inspection Create a small practice case for small engine no-start first checks and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Keep one project note that actually helps you resume work.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: Make an Obsidian Project Note
Turn a project idea into a reusable note with goal prerequisites sources decisions and next action Write the next physical or technical action in one sentence Create a small practice case for make an obsidian project note and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Make five review cards that preserve the useful lesson from a video.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: Turn a Video into Flashcards
Convert a useful video into notes and cards without copying noise Watch for decisions warnings and output interpretation not just vocabulary Create a small practice case for turn a video into flashcards and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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What you will understand: Stop treating every error message as a wall of text.
What you can build with it: Deploy a Static Site on a VPS
Recommended first page: Read a Project Error Message
Break an error into location cause expected state and next test Copy the exact first error line and the command that produced it Create a small practice case for read a project error message and write what each step proves before moving to the next one Use this asset with the related ladder and project path so the note, card deck, and practice task stay attached to a concrete maker outcome..
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