Infographics
1-page printable summaries of cornerstone djEnterprises posts. Open one, hit P → Save as PDF for a share-ready graphic. Designed for X, LinkedIn, slide decks, and quick reference.
Claude at Maximum Efficiency
Models, thinking modes, daily slash commands, daily playbook, when to upgrade your plan.
App Economics 2026
AI API pricing grid, revenue model fit, cost cheat sheet, worked breakeven for a $9.99/yr subscription.
Marketing Fundamentals
The 8-stage funnel, indie channel guide, first-90-days playbook, top failure modes.
GitHub for Beginners
Daily workflow commands, core concepts, commit-message do's and don'ts, repo evaluation checklist.
AI Subscription Economics
Claude Pro vs Max-$100 vs Max-$200, ChatGPT Pro, Gemini, SuperGrok, Perplexity — recommended stacks by user type.
Cybersecurity: 10 Habits
The habits that prevent 95% of incidents. Tier 1 musts, weekend playbook, small-business specific notes.
Backend Platforms 2026
Railway vs AWS vs Azure vs GCP vs Firebase vs Cloudflare — by cost, by use case, by app maturity stage.
Is Your App Idea Worth Building?
10-question go/no-go worksheet, kill criteria, validation playbook, realistic year-1 download projections.
Apple HIG: Polish Patterns
Six core principles, polish patterns that lift apps from functional to premium, top rejection triggers, pre-submission checklist.
Smart Home: The Map
Matter, Thread, Zigbee, Z-Wave protocols. Platforms compared. Order to buy.
AI Agents & MCP
The agent loop diagram, 5 components, platform pick-by-use-case, high-value tasks.
Wireless Home Networking
Channels (1/6/11!), mesh vs wired APs, Starlink, decision tree by home size.
Anthropic's GitHub Repos
Four to bookmark, by-category catalog, when you'd reach for each.
The 5-Beat Viral Video Structure
Hook, problem, reveal, payoff, CTA. Hook patterns. Editing rhythm. AI tools.
Local LLMs & Gemma
RAM tier table, the 3 tools, when local actually wins, 10-min Ollama setup.
iOS App Economics
Small Business Program math, per-user AI cost table, worked RDR2 example.
Self-Hosted Media Server
Jellyfin vs Plex vs Emby, hardware tiers, library structure, remote access.
App Monetization Models
The 6 models compared, AI-app specific notes, decision tree, pricing patterns.
OSINT 2026: The Map
6 source categories, adversary tiers, defender playbook, legal floor.
Smart Door Locks: ANSI Grades
Grade 1/2/3 explained, which door gets which, connectivity tiers, failure modes.
Docker for Beginners
4 concepts + 10 commands + Compose pattern + first containerized service.
Home Lab 2026
5 hardware tiers from Pi to rack, services to run, first-30-days playbook.
Claude Skills Ecosystem
Skills vs MCP vs Subagents, anatomy of a skill, marketplaces, patterns that work.
What is MCP?
The USB-for-AI analogy. 5 steps. Daily-use MCPs. The protocol everything runs on.
Tesla FSD + Grok
2025 Model 3 honest read — what FSD is, where it shines vs fails, Grok in-car.
Agentic AI 2026
4 platforms, high-value use cases, agent components, safety patterns.
Railway Deep Dive
Projects, services, environments. Databases. CLI essentials. Tips you only learn later.
Shodan: Search Engine for Devices
What it indexes, search filters, defender recipes, the favicon-hash pivot.
How to save & share
- Open any infographic above.
- Hit P (Mac) or Ctrl+P (Windows).
- Choose "Save as PDF" as the destination.
- The result is a clean, single-page PDF sized for Letter / A4.
- Post on X / LinkedIn / share in DMs. Each links back to the source post.
More infographics rolling out for cornerstone posts. Each post in the blog with an infographic companion gets a "View as Infographic" button.