Code with Dee💻🚀👾

"Software Engineer || JavaScript || Typescript || Flutter || Node JS || Music lover 🎵 || Coding and jamming all day! 🎸"

[Code with Dee💻🚀👾 @codewithdeeee]

Add >> /var/log/myjob.log 2>&1 to capture everything

Essential commands:
crontab -l — list all jobs
crontab -r — remove all jobs
crontab -u user — edit another user's crontab
grep CRON /var/log/syslog — check if jobs ran
Save this thread. What do you use cron for? 👇

[Code with Dee💻🚀👾 @codewithdeeee]

Cron jobs look intimidating until you understand the pattern.
Here's the complete practical setup in one thread 🧵

The format is always 5 fields:
minute hour day month weekday
That's it. Every cron expression is just these five numbers (or symbols) separated by spaces.

[Code with Dee💻🚀👾 @codewithdeeee]

Save and exit — it runs automatically

No restart needed. It's live immediately.

Two mistakes beginners make:

Using relative paths (python3) — cron doesn't load your shell PATH. Always use absolute paths (/usr/bin/python3)
Not redirecting output — silent failures are invisible

[Code with Dee💻🚀👾 @codewithdeeee]

0 * * * * — top of every hour
0 2 * * * — 2am daily (backups)
30 8 * * 1-5 — weekdays at 8:30am
0 9 1 * * — 1st of month at 9am
0 0 * * 0 — every Sunday midnight

Setting one up:

crontab -e — open the editor
Add your line:
0 2 * * * /usr/bin/python3 /path/backup.py

[Code with Dee💻🚀👾 @codewithdeeee]

The 4 characters that do all the work:
* — every value ("every minute", "every hour")
, — list (1,15 = 1st and 15th)
- — range (9-17 = 9am to 5pm)
/ — step (*/15 = every 15 units)

The expressions you'll actually use:
* * * * * — every minute
*/5 * * * * — every 5 minutes

[Code with Dee💻🚀👾 @codewithdeeee]

Before you add another console.log or rewrite everything:
Pause and ask — do I truly understand what’s happening here?

Fix the thinking first.
The code follows.

#Debugging #SoftwareEngineering #CodeWithDee #DevLife #Programming #CleanCode #BuildInPublic

[Code with Dee💻🚀👾 @codewithdeeee]

Every line of code is a liability. It has to be read, tested, debugged, and maintained forever.
Delete more. Ship less. Build better.
What’s the best refactor you’ve ever done? 👇
#SoftwareEngineering #CodeQuality #DevLife #CleanCode #CodeWithDee 100DaysOfCode Programming

[Code with Dee💻🚀👾 @codewithdeeee]

Are you an early AI adopter
or still in "wait and see" mode?

👇 Vote below

[Ojacomng @Ojacomng]

Happy New Week ✨

Another week to try again… but hopefully with less stress this time.

No more scattered tools.
No more confusion.
Just simpler selling.

Oja is coming.
Join the waitlist.

Make selling easier with Oja.

[Code with Dee💻🚀👾 @codewithdeeee]

the complete devops engineer skills map
9 domains. here's everything that's actually in the job:
version control, ci/cd, container, cloud, iac, observability, security, scripting, practice.
which domain are you deepening right now?

[Code with Dee💻🚀👾 @codewithdeeee]

Practices
→ Git — branching, PRs, code review
→ Architecture — Clean, DDD, Microservices
→ Agile — Scrum, Kanban, retros, ADRs
Save this. Which skill are you building next? 👇

[Code with Dee💻🚀👾 @codewithdeeee]

The complete Full-Stack Developer skills map 🧵
7 domains. Every tool that matters. Broken down.

[Code with Dee💻🚀👾 @codewithdeeee]

Testing
→ Unit — Jest, Vitest, Pytest
→ E2E — Playwright, Cypress
→ Load — k6, Artillery, Postman
→ Practice — TDD

[Code with Dee💻🚀👾 @codewithdeeee]

Security (not someone else's job)
→ OWASP Top 10 — XSS, SQLi, CSRF, IDOR
→ Secrets — Vault, AWS Secrets, env vars
→ HTTPS/TLS — certs, HSTS, CSP, WAF

[Code with Dee💻🚀👾 @codewithdeeee]

DevOps & infra
→ CI/CD — GitHub Actions, GitLab CI, Jenkins
→ Containers — Docker, Kubernetes, Helm
→ Cloud — AWS, GCP, Azure, Serverless
→ IaC — Terraform, Pulumi, CDK
→ Networking — DNS, TCP/IP, load balancing
→ Observability — Prometheus, Datadog, Sentry

[Code with Dee💻🚀👾 @codewithdeeee]

Database
→ SQL — PostgreSQL, MySQL, indexes, joins
→ NoSQL — MongoDB, DynamoDB, Firestore
→ ORM & migrations — Prisma, Alembic, Flyway

[Code with Dee💻🚀👾 @codewithdeeee]

Backend
→ Languages — Node.js, Python, Go, Java
→ APIs — REST, GraphQL, OpenAPI, tRPC
→ Auth — JWT, OAuth2, sessions, OWASP
→ Frameworks — Express, FastAPI, NestJS, Django
→ Caching — Redis, CDN, HTTP cache
→ Queues — Kafka, RabbitMQ, Pub/Sub

[Code with Dee💻🚀👾 @codewithdeeee]

Frontend
→ HTML/CSS — semantic, Flexbox, Grid, responsive
→ JS/TypeScript — ES6+, async, DOM, types
→ Frameworks — React, Vue, Next.js, Nuxt
→ State — Redux, Zustand, Context API
→ UX — accessibility, WCAG, design systems
→ Perf — Lighthouse, Core Web Vitals, code splitting

[Code with Dee💻🚀👾 @codewithdeeee]

07 · Feedback loop — user data and errors → new requirements

Skip any one of these and the system leaks.

AI does not replace the architecture. It operates within it.

Save this. Share it with your team.

Which part of this is missing in your workflow?

#AIEngineering #Software

[Code with Dee💻🚀👾 @codewithdeeee]

Here’s the map I wish I had starting out.

Most people think AI-assisted development looks like:
Developer → AI tool → Done ✓

The real architecture has seven stages, and AI sits inside the pipeline, not on top of it:

[Code with Dee💻🚀👾 @codewithdeeee]

06 · Observability — logs, metrics, traces, alerting