Advance Java 👨‍💻 — Practical Java code, programs and tutorials. Learn core and advanced Java concepts with ready-to-use examples, video lessons and regular updates.

Advance Java 👨‍💻

Oracle Database tutorials, tips and best practices by Oracle ACE Hariprasath Rajaram (www.oracledbwr.com). Join the Telegram group for PL/SQL, performance tuning, RAC, Data Guard and hands‑on guides.

www.oracledbwr.com

Active Telegram community for SAP professionals focused on PP, SD, PM and QM — share solutions, troubleshoot daily issues, discuss best practices and get concise expert guidance.

SAP PP | SD | PM | QM

Official Mailcow Telegram group - community for Mailcow users: setup help, troubleshooting, updates, tips and support for self-hosted mail servers and email hosting.

mailcow

TeleModsApk Discussion Group — daily, fastest updates on working Android modded apps and streaming APKs. Ad-free direct downloads, safe & supported. Join on Telegram.

TeleModsApk Discussion Group

Tasker | ADVANCED — Telegram community for Tasker profiles and Android automation. Find tutorials, scripts, tips and resources at TaskerProfileCenter. Respectful, spam-free group.

Tasker | ADVANCED

10x.pub System Design Guild (SDG) — Telegram community for engineers and architects sharing system design patterns and best practices for scalable, reliable Internet architectures.

10x.pub System Design Guild (SDG)

ChatGPT Chat — English Telegram group for AI & tech enthusiasts. Discuss ChatGPT, get help with the ChatGPT bot, follow official news and support. Join for respectful, focused conversations.

ChatGPT Chat

ETHICAL HACKERS CHAT — a moderated English community for white‑hat hackers and learners. Share cybersecurity news, tutorials, pentesting tips and bug bounty insights. Strictly educational; no illicit activity.

☠️ ETHICAL HACKERS CHAT ☠️

Build Your Dream Python Project (+BYDPP) — a beginner-friendly English community offering hands-on Python project guidance, coding support, tutorials, project ideas, mentorship, and active Discord help.

Advance Java 👨‍💻

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