Linux sysadmin from India . Daily tips on Linux, Bash, SSH, AWS, DevOps & Tech News from 20+ yrs in the terminal. One practical command every day.
India
Joined December 2014
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I've been running Linux systems for 20+ years, servers, VMs, bare metal, all of it.
I post one practical tip every day: SSH tricks, Bash scripts, AWS shortcuts, DevOps tools, Tech News.
Real commands from a real terminal. If you live in the Linux world, follow along.
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Linux runs the cloud, but which certification is actually worth your time and money? Here’s your quick roadmap, from beginner to expert. 👇
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find vs locate: one searches live, the other reads an index. Which one should you use? Watch the reel to find out! 🐧
👉 Follow LinuxTeck for one quick Linux tip every day. #Linux #LinuxTips #LinuxTeck
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LinuxTeck chmod 755 - -rwxr-xr-x looks like random Linux nonsense? 😵 Rea... youtu.be/Rq4ucaRuqa4?si=3i6M…
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Quick Linux Tip #123
Q: How do I check if my mounted filesystem is corrupted?
Try:`sudo touch /forcefsck && sudo shutdown -r +1 'Scheduled fsck'`
Info: Forces filesystem checks safely.
Want to master Linux one command at a time?
Follow @linuxteck - 1 Linux tip every day.
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Want to master Linux one command at a time?
Follow @linuxteck - 1 practical Linux tip every day. For more #LinuxTips click here linuxteck.com/linux-tips/
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Quick Linux Tip 66 - How to Redirect stdout and stderr to Separate Files... youtu.be/BmNth1eaHmk?si=KJRu…
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Quick Linux Tip #122
Q: Who ran sudo commands on my server today?
Try:`sudo grep 'sudo' /var/log/auth.log | grep -v 'session' | tail -10`
Info: Filters auth logs for sudo.
Want to master Linux one command at a time?
Follow @linuxteck - 1 practical Linux tip every day.
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Want to master Linux one command at a time?
Follow @linuxteck - 1 practical Linux tip every day. For more #LinuxTips click here linuxteck.com/linux-tips/
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Quick Linux Tip 65 - pstree in Linux: See Parent and Child Processes as ... youtu.be/nvPpw2dgu-A?si=JgTF…
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Run daily jobs with systemd timers: logged, scheduled to the minute, and caught up automatically if the server was off.
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Quick Linux Tip #121
Q: Which exact binary does a systemd service execute?
Try:`systemctl show nginx -p ExecStart --no-pager`
Info: Extracts service properties.
Want to master Linux one command at a time?
Follow @linuxteck - 1 practical Linux tip every day.
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Want to master Linux one command at a time?
Follow @linuxteck - 1 practical Linux tip every day. For more #LinuxTips click here linuxteck.com/linux-tips/
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Root vs sudo in Linux: the command that can wipe your box youtu.be/luC1_q-2pm8?si=Rrs3…
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Debian Stable vs Testing vs SID Explained
Read more: linuxteck.com/debian-stable-…
🟢 Stable (Trixie) – Reliability
🔵 Testing (Forky) – Newer packages
🟣 Unstable (Sid) – Latest uploads
Understand package flow, stability, risks, and useful APT commands.
#LinuxTeck #Debian #Linux
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Quick Linux Tip #120
Q: A rogue script is calling an external API. How do I find and stop it?
Try:`sudo ss -tnp dst 203.0.113.45`
Info: Filters connections by IP.
Want to master Linux one command at a time?
Follow @linuxteck - 1 practical Linux tip every day.
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Want to master Linux one command at a time?
Follow @linuxteck - 1 practical Linux tip every day. For more #LinuxTips click here linuxteck.com/linux-tips/
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Securing a deployment pipeline for a whole team is a different problem from securing your own - with many hands on the code, you can't rely on everyone being careful, so you build guardrails.
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Day 9 of learning Linux: cp, mv and rm in a 3D file warehouse, plus the danger zones: silent overwrites and rm -rf, and how -i keeps you safe.
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