Quick References
Quick definitions and explanations. CLI-friendly for grep lookups.
# Find a specific term
grep -i "^## JWT" -A5 pages/quick-references.md
# Search by domain tag
grep -i "\[software\]" pages/quick-references.md
grep -i "\[manufacturing\]" pages/quick-references.mdABS
[manufacturing] Acrylonitrile Butadiene Styrene. Strong 3D printing filament, needs heated enclosure.
API
[software] Application Programming Interface. How programs talk to each other.
BOM
[manufacturing] Bill of Materials. Complete list of parts and quantities to build a product.
CAD
[manufacturing] Computer-Aided Design. Software for creating 2D/3D models (SolidWorks, Fusion 360, AutoCAD).
CAM
[manufacturing] Computer-Aided Manufacturing. Software that generates toolpaths/G-code from CAD models.
CDN
[software] Content Delivery Network. Distributed servers that cache content closer to users.
CICD
[software] Continuous Integration / Continuous Deployment. Auto-test and auto-deploy your code.
CLI
[software] Command Line Interface. Terminal stuff.
CNC
[manufacturing] Computer Numerical Control. Machines controlled by programmed instructions.
CORS
[software] Cross-Origin Resource Sharing. Browser security that blocks requests to different domains unless server says OK.
CPK
[manufacturing] Process Capability Index. Measures how well a process meets specs. >1.33 is good.
CRUD
[software] Create, Read, Update, Delete. The four basic database operations.
CSR
[software] Client-Side Rendering. JavaScript renders the page in the browser.
DFM
[manufacturing] Design for Manufacturing. Designing parts so they’re practical to produce.
DNS
[software] Domain Name System. Turns google.com into 142.250.80.46.
DOC
[manufacturing] Depth of Cut. How deep the tool cuts into material per pass.
DOM
[software] Document Object Model. Tree structure representing HTML elements.
DRY
[software] Don’t Repeat Yourself. If you copy-paste, you’re doing it wrong.
FDM
[manufacturing] Fused Deposition Modeling. 3D printing by extruding melted filament layer by layer.
FIFO
[software] First In, First Out. Queue data structure - first element added is first removed.
[manufacturing] First In, First Out. Inventory management - oldest stock ships first.
FMEA
[manufacturing] Failure Mode and Effects Analysis. Systematic method to identify potential failures.
FPY
[manufacturing] First Pass Yield. Percentage of units that pass inspection without rework.
GCODE
[manufacturing] G-code. Programming language for CNC machines and 3D printers.
GD&T
[manufacturing] Geometric Dimensioning and Tolerancing. Standardized system for defining part geometry and allowable variation.
gRPC
[software] Google Remote Procedure Call. Fast binary protocol for service-to-service.
HTTP
[software] HyperText Transfer Protocol. How browsers talk to servers.
HTTPS
[software] HTTP + TLS encryption.
IaC
[software] Infrastructure as Code. Terraform, Pulumi, CloudFormation.
IPM
[manufacturing] Inches Per Minute. Feed rate for CNC machining.
JSX
[software] JavaScript XML. Syntax for writing HTML-like code in React.
JWT
[software] JSON Web Token. Encoded token for auth. Three parts: header.payload.signature.
k8s
[software] Kubernetes. Container orchestration. The “8” is the 8 letters between k and s.
LIFO
[software] Last In, First Out. Stack behavior.
OAuth
[software] Open Authorization. Let users sign in with Google/GitHub/etc without giving you their password.
OEE
[manufacturing] Overall Equipment Effectiveness. Availability × Performance × Quality. Target 85%+.
OOM
[software] Out of Memory. Your process got killed.
ORM
[software] Object-Relational Mapping. Talk to databases with objects instead of SQL.
PETG
[manufacturing] Polyethylene Terephthalate Glycol. 3D printing filament - stronger than PLA, easier than ABS.
PLA
[manufacturing] Polylactic Acid. Easy 3D printing filament, biodegradable, low warp.
PPAP
[manufacturing] Production Part Approval Process. Quality assurance for automotive suppliers.
PPM
[manufacturing] Parts Per Million. Defect rate metric. 1 PPM = 1 defect per million units.
QA
[manufacturing] Quality Assurance. Preventing defects through process control.
QC
[manufacturing] Quality Control. Detecting defects through inspection.
REST
[software] Representational State Transfer. HTTP APIs with GET/POST/PUT/DELETE.
RPM
[manufacturing] Revolutions Per Minute. Spindle speed for CNC machining.
SFM
[manufacturing] Surface Feet per Minute. Cutting speed for CNC.
SLA
[software] Service Level Agreement. Uptime promises (99.9% = 8.76 hrs downtime/year).
[manufacturing] Stereolithography. 3D printing using UV laser to cure resin.
SLS
[manufacturing] Selective Laser Sintering. 3D printing using laser to fuse powder material.
SPA
[software] Single Page Application. Web app that loads once, updates dynamically.
SPC
[manufacturing] Statistical Process Control. Using statistics to monitor/control processes.
SQL
[software] Structured Query Language. Talk to relational databases.
SRE
[software] Site Reliability Engineering. Ops + software engineering.
SSG
[software] Static Site Generation. Pre-render pages at build time.
SSH
[software] Secure Shell. Encrypted remote terminal access.
SSR
[software] Server-Side Rendering. Server renders HTML, sends to browser.
STL
[manufacturing] Standard Tessellation Language. File format for 3D models (mesh of triangles).
TCP
[software] Transmission Control Protocol. Reliable, ordered delivery. Connection-based.
TLS
[software] Transport Layer Security. Encryption for data in transit.
TPU
[manufacturing] Thermoplastic Polyurethane. Flexible 3D printing filament.
TTL
[software] Time To Live. How long until something expires.
UDP
[software] User Datagram Protocol. Fast, unreliable. No connection. Good for video/games.
VDOM
[software] Virtual DOM. In-memory representation of DOM for efficient updates.
VPC
[software] Virtual Private Cloud. Your isolated network in the cloud.
VPN
[software] Virtual Private Network. Encrypted tunnel to another network.
WIP
[manufacturing] Work In Progress. Partially completed inventory on the production floor.
WOC
[manufacturing] Width of Cut. How wide the tool engages with material.
YAGNI
[software] You Ain’t Gonna Need It. Don’t build features you don’t need yet.