Sysadmin

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Vivian Voss

Apr 13

periodic

#freebsd #linux #devops #sysadmin

5 min read

Nucu Labs

Apr 12

How to Resize an LVM Volume in Linux

#linux #operations #sysadmin #selfhosting

4 min read

Hosni Zaaraoui

Apr 12

My First Steps into Linux — What No One Tells Beginners

#linux #opensource #sysadmin #learning

1 min read

fock1e

Apr 10

Disk Has Space But Can't Create Files? (Linux Inode Exhaustion)

#linux #devops #sre #sysadmin

3 min read

Christopher Karatzinis

Apr 10

AI just found thousands of zero-days. Your firewall is still pattern-matching from 2014

#security #honeypot #ai #sysadmin

4 min read

Christopher Karatzinis

Apr 8

How a passwordless Redis install led to a full rootkit and why I started running honeypots to protect my servers

#security #honeypot #devops #sysadmin

3 min read

FoxyyyBusiness

Apr 9

5 boring patterns I used to ship two production services on a $5 VPS in 10 days

#python #webdev #sqlite #sysadmin

7 min read

FoxyyyBusiness

Apr 9

30 days of solo dev shipping: 9 projects, 1 VPS, no Docker — what I actually learned

#webdev #productivity #python #sysadmin

8 min read

Jonas Oliveira

Apr 4

Atualizar Moodle 4.5 para 5.1.1: Corrigir /public, DocumentRoot e Plugins [2026]

#sysadmin #tutorial

14 min read

Jonas Oliveira

Apr 4

Linux Essentials 010-160: Guia Completo para Passar no Exame [2026]

#tutorial #sysadmin

8 min read

Jonas Oliveira

Apr 4

LPIC-1: Guia Completo para Passar nos Exames 101-500 e 102-500 [2026]

#tutorial #sysadmin

8 min read

Dmytro Poliakov

Apr 4

Finding Portable Software Across 10,000 Endpoints When SCCM Wasn’t Enough

#powershell #windows #sysadmin #security

1 min read

Mourad Ilyes Mlik

Apr 2

Locking Down WHMCS: Nginx, Fail2ban, and What Nobody Tells You

#security #nginx #sysadmin #webdev

6 min read

Ciarán Doyle

Mar 31

DNS Not Working? Here's How to Fix It in 5 Minutes

#dns #networking #sysadmin

4 min read

Ciarán Doyle

Mar 31

How to Pick the Right Public DNS Server (And Why It Matters)

#dns #networking #sysadmin #devops

4 min read

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DEV Community

# sysadmin

periodic

How to Resize an LVM Volume in Linux

My First Steps into Linux — What No One Tells Beginners

Disk Has Space But Can't Create Files? (Linux Inode Exhaustion)

AI just found thousands of zero-days. Your firewall is still pattern-matching from 2014

How a passwordless Redis install led to a full rootkit and why I started running honeypots to protect my servers

5 boring patterns I used to ship two production services on a $5 VPS in 10 days

30 days of solo dev shipping: 9 projects, 1 VPS, no Docker — what I actually learned

Atualizar Moodle 4.5 para 5.1.1: Corrigir /public, DocumentRoot e Plugins [2026]

Linux Essentials 010-160: Guia Completo para Passar no Exame [2026]

LPIC-1: Guia Completo para Passar nos Exames 101-500 e 102-500 [2026]

Finding Portable Software Across 10,000 Endpoints When SCCM Wasn’t Enough

Locking Down WHMCS: Nginx, Fail2ban, and What Nobody Tells You

DNS Not Working? Here's How to Fix It in 5 Minutes

How to Pick the Right Public DNS Server (And Why It Matters)