mastodon 4.8.0-nightly.2026-10-06Linux tips, CLI tools & real-world sysadmin lessons
Helping beginners → advanced users improve daily Linux workflow
LinuxTeck | Tutorials • Tools • Mistakes • Learnings
How to Recover Deleted Files in Linux
https://www.linuxteck.com/recover-deleted-files-in-linux/
Deleted an important Linux file? Stop using the affected disk before doing anything else.
Learn a safer recovery workflow using disk imaging, filesystem checks, extundelete, ext4magic, PhotoRec, and separate storage for recovered data.
Best AI Tools for Linux Users: 7 Practical Picks
https://www.linuxteck.com/best-ai-tools-for-linux-users/
Looking for AI tools that work well with Linux and self-hosted environments? This guide covers 7 practical options for local models, chat, document Q&A, AI coding, shell commands, desktop AI, and OpenAI-compatible inference.
Ollama, Open WebUI, AnythingLLM, GPT4All, Aider, Shell-GPT, and LocalAI.
LibreWolf vs Firefox: Find the Better Browser
https://www.linuxteck.com/librewolf-vs-firefox/
LibreWolf and Firefox share the same foundation, but their defaults take very different approaches.
LibreWolf: privacy-first defaults, reduced telemetry & stronger tracking protection
Firefox: convenience, Sync, compatibility & broader ecosystem support
Quick Linux Tip #61
Question: Which files on my server haven't been touched in over a year?
Try: `sudo find /home -type f -atime +365 -printf '%T@ %p\n' | sort -n | head -20`
Info: -atime +365 finds year-old unread files; %T@ formats for sort -n.
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Best VPS for AI Tools in 2026
https://www.linuxteck.com/best-vps-for-ai-tools/
Planning to run Ollama, AnythingLLM, n8n or other self-hosted AI tools on a Linux VPS?
This guide covers the important stuff: RAM, CPU, AVX support, NVMe storage, GPU requirements, provider comparisons, and practical commands to test a VPS before committing.
Quick Linux Tip #66
Q: How do I save errors and normal output to different files?
Try: `./deploy.sh > success.log 2> errors.log`
Info: > isolates stdout (fd 1) and 2> isolates stderr (fd 2).
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Quick Linux Tip #57
Question: How to Connect Through Multiple SSH Jump Hosts
Try: `ssh -J linuxteck@bastion,linuxteck@jumphost linuxteck@internal-server`
Info: -J chains SSH jump hosts: local → bastion → target using local keys.
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Quick Linux Tip #63
Q: Is someone trying to break into my server?
Try: `sudo grep 'Failed password' /var/log/auth.log | awk '{print $11}' | uniq -c | sort -rn | head -5`
Info: Filters auth.log for failed logins and counts top IP counts.
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Quick Linux Tip #62 Linux Check Thermal Throttling
Q: My laptop is slow - is it thermal throttling?
Try: `watch -n 1 'grep MHz /proc/cpuinfo | sort -u; sensors | grep -E "Core|Package"'`
Info: sensors shows temps; low MHz under load means thermal throttling.
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How to Use the pstree Command in Linux: 12 Practical Examples
https://www.linuxteck.com/how-to-use-the-pstree-command-in-linux/
pstree turns Linux's flat process list into a visual parent-child tree.
Quick Linux Tip #65
Q: How do I see all child processes spawned by a parent?
Try: `pstree -pau 3456`
Info: pstree tree-views processes (-p PIDs, -a args, -u users, {} threads).
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Quick Linux Tip #64
Q: How do I write an ISO to a USB stick from the command line?
Try: `sudo dd if=ubuntu-24.04.iso of=/dev/sdb bs=4M status=progress conv=fsync`
Info: dd writes blocks fast (bs=4M), tracks progress (status=progress), and flushes data (conv=fsync).
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Quick Linux Tip #60
Q: How do I dump a MySQL database while it's serving traffic?
Try: `mysqldump --single-transaction --quick --lock-tables=false --routines --triggers --events -u backup -p production_db | gzip > backup_$(date +%Y%m%d).sql.gz`
Info: --single-transaction avoids locks, and --quick streams rows.
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Quick Linux Tip #59
Q: How do I check when a file was last read without changing that timestamp?
Try: `stat -c '%n Access: %x Modify: %y Change: %z' /var/log/syslog`
Info: stat -c checks timestamps without reading (%x atime, %y mtime, %z ctime).
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California AB 1856 Could Exempt Linux From Age Verification
Learn what the bill means for Linux distributions including Ubuntu, Fedora, Debian and Arch, why SteamOS remains uncertain, and what happens next before the January 2027 compliance deadline. California's AB 1856 could be a major win for Linux and open-source users. Read the full LinuxTeck article : https://www.linuxteck.com/ab-1856-linux-exemption
#LinuxTeck #Linux #OpenSource #LinuxTips #LinuxNews #Privacy #CyberSecurity
Quick Linux Tip #58
Q: My bash script has a memory leak somewhere. How do I profile it?
Try: `/usr/bin/time -v bash ./my_script.sh 2>&1 | grep -E 'Maximum|CPU|Elapsed|Voluntary'`
Info: /usr/bin/time -v details resource usage; Maximum RSS shows peak RAM.
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Upgrade Your Linux Terminal in 2026
If you're still using old Linux commands like ls, cat, or grep…
You are missing out 😅
Here are 10 modern tools that make your terminal:
⚡ Faster
🎯 Smarter
🎨 More visual
Perfect for developers, sysadmins, and beginners.
👉 Check full guide in the link : https://www.linuxteck.com/modern-linux-tools/
Which one do you want to try first?
