#techtipthursday — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #techtipthursday, aggregated by home.social.
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CW: But its always...DNS
When the network is broken and you need answers fast:
Trace the route to a host:
traceroute google.comCheck what's listening on your ports:
ss -tulnTest DNS resolution:
dig google.comThe network is never actually down. Something specific broke. These tell you what.
#Linux #SysAdmin #Networking #TechTipThursday -
CW: But its always...DNS
When the network is broken and you need answers fast:
Trace the route to a host:
traceroute google.comCheck what's listening on your ports:
ss -tulnTest DNS resolution:
dig google.comThe network is never actually down. Something specific broke. These tell you what.
#Linux #SysAdmin #Networking #TechTipThursday -
CW: But its always...DNS
When the network is broken and you need answers fast:
Trace the route to a host:
traceroute google.comCheck what's listening on your ports:
ss -tulnTest DNS resolution:
dig google.comThe network is never actually down. Something specific broke. These tell you what.
#Linux #SysAdmin #Networking #TechTipThursday -
CW: But its always...DNS
When the network is broken and you need answers fast:
Trace the route to a host:
traceroute google.comCheck what's listening on your ports:
ss -tulnTest DNS resolution:
dig google.comThe network is never actually down. Something specific broke. These tell you what.
#Linux #SysAdmin #Networking #TechTipThursday -
CW: But its always...DNS
When the network is broken and you need answers fast:
Trace the route to a host:
traceroute google.comCheck what's listening on your ports:
ss -tulnTest DNS resolution:
dig google.comThe network is never actually down. Something specific broke. These tell you what.
#Linux #SysAdmin #Networking #TechTipThursday -
Networking on Linux isn't magic. It just looks that way until you know where to look!
Check your network interfaces: ip addr show
Test connectivity: ping -c 4 google.com
Check your routing table: ip route show -
Networking on Linux isn't magic. It just looks that way until you know where to look!
Check your network interfaces: ip addr show
Test connectivity: ping -c 4 google.com
Check your routing table: ip route show -
Networking on Linux isn't magic. It just looks that way until you know where to look!
Check your network interfaces: ip addr show
Test connectivity: ping -c 4 google.com
Check your routing table: ip route show -
Networking on Linux isn't magic. It just looks that way until you know where to look!
Check your network interfaces: ip addr show
Test connectivity: ping -c 4 google.com
Check your routing table: ip route show -
Networking on Linux isn't magic. It just looks that way until you know where to look!
Check your network interfaces: ip addr show
Test connectivity: ping -c 4 google.com
Check your routing table: ip route show -
#TechTipThursday
Printers. The final boss of Linux administration. Check your print service is running:
systemctl status cupsList available printers:
lpstat -pSend a file to the printer and pray:
lp filename.pdfLinux has conquered the cloud, the kernel, and the enterprise. Printers remain undefeated.
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#TechTipThursday
Printers. The final boss of Linux administration. Check your print service is running:
systemctl status cupsList available printers:
lpstat -pSend a file to the printer and pray:
lp filename.pdfLinux has conquered the cloud, the kernel, and the enterprise. Printers remain undefeated.
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#TechTipThursday
Printers. The final boss of Linux administration. Check your print service is running:
systemctl status cupsList available printers:
lpstat -pSend a file to the printer and pray:
lp filename.pdfLinux has conquered the cloud, the kernel, and the enterprise. Printers remain undefeated.
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#TechTipThursday
Printers. The final boss of Linux administration. Check your print service is running:
systemctl status cupsList available printers:
lpstat -pSend a file to the printer and pray:
lp filename.pdfLinux has conquered the cloud, the kernel, and the enterprise. Printers remain undefeated.
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#TechTipThursday
Printers. The final boss of Linux administration. Check your print service is running:
systemctl status cupsList available printers:
lpstat -pSend a file to the printer and pray:
lp filename.pdfLinux has conquered the cloud, the kernel, and the enterprise. Printers remain undefeated.
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#TechTipThursday
Yes, Linux admins still configure email. No, it never gets less weird.Check if your mail service is running:
systemctl status postfixSend a test email from the command line:
echo "Test" | mail -s "Hello" [email protected]Check the mail queue:
mailqNobody gets excited about email configuration. Until something breaks and logs stop delivering. Then it's the only thing that matters.
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#TechTipThursday
Yes, Linux admins still configure email. No, it never gets less weird.Check if your mail service is running:
systemctl status postfixSend a test email from the command line:
echo "Test" | mail -s "Hello" [email protected]Check the mail queue:
mailqNobody gets excited about email configuration. Until something breaks and logs stop delivering. Then it's the only thing that matters.
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#TechTipThursday
Yes, Linux admins still configure email. No, it never gets less weird.Check if your mail service is running:
systemctl status postfixSend a test email from the command line:
echo "Test" | mail -s "Hello" [email protected]Check the mail queue:
mailqNobody gets excited about email configuration. Until something breaks and logs stop delivering. Then it's the only thing that matters.
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#TechTipThursday
Yes, Linux admins still configure email. No, it never gets less weird.Check if your mail service is running:
systemctl status postfixSend a test email from the command line:
echo "Test" | mail -s "Hello" [email protected]Check the mail queue:
mailqNobody gets excited about email configuration. Until something breaks and logs stop delivering. Then it's the only thing that matters.
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#TechTipThursday
Yes, Linux admins still configure email. No, it never gets less weird.Check if your mail service is running:
systemctl status postfixSend a test email from the command line:
echo "Test" | mail -s "Hello" [email protected]Check the mail queue:
mailqNobody gets excited about email configuration. Until something breaks and logs stop delivering. Then it's the only thing that matters.
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Check your system logs:
journalctl -xeFollow logs in real time:
journalctl -fFilter by service:
journalctl -u nginxLogs tell you everything, if you know where to look.
#SysAdmin #Linux #TechTipThursday -
Check your system logs:
journalctl -xeFollow logs in real time:
journalctl -fFilter by service:
journalctl -u nginxLogs tell you everything, if you know where to look.
#SysAdmin #Linux #TechTipThursday -
Check your system logs:
journalctl -xeFollow logs in real time:
journalctl -fFilter by service:
journalctl -u nginxLogs tell you everything, if you know where to look.
#SysAdmin #Linux #TechTipThursday -
Check your system logs:
journalctl -xeFollow logs in real time:
journalctl -fFilter by service:
journalctl -u nginxLogs tell you everything, if you know where to look.
#SysAdmin #Linux #TechTipThursday -
Check your system logs:
journalctl -xeFollow logs in real time:
journalctl -fFilter by service:
journalctl -u nginxLogs tell you everything, if you know where to look.
#SysAdmin #Linux #TechTipThursday -
Check your system time and timezone:
timedatectl statusSet your timezone:
timedatectl set-timezone America/ChicagoSync with NTP:
timedatectl set-ntp trueGetting time right matters more than people think, especially for logs, cron jobs, and anything distributed.
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Check your system time and timezone:
timedatectl statusSet your timezone:
timedatectl set-timezone America/ChicagoSync with NTP:
timedatectl set-ntp trueGetting time right matters more than people think, especially for logs, cron jobs, and anything distributed.
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Check your system time and timezone:
timedatectl statusSet your timezone:
timedatectl set-timezone America/ChicagoSync with NTP:
timedatectl set-ntp trueGetting time right matters more than people think, especially for logs, cron jobs, and anything distributed.
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Check your system time and timezone:
timedatectl statusSet your timezone:
timedatectl set-timezone America/ChicagoSync with NTP:
timedatectl set-ntp trueGetting time right matters more than people think, especially for logs, cron jobs, and anything distributed.
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Check your system time and timezone:
timedatectl statusSet your timezone:
timedatectl set-timezone America/ChicagoSync with NTP:
timedatectl set-ntp trueGetting time right matters more than people think, especially for logs, cron jobs, and anything distributed.
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#TechTipThursday
Want to check or change your system locale on Linux?
localectl statusTo list available locales:
localectl list-localesTo set one:
localectl set-locale LANG=en_US.UTF-8Handy when you're deploying systems for users in different regions or when something's outputting dates and currencies in a format that makes no sense to you.
#linux #sysadmin -
#TechTipThursday
Want to check or change your system locale on Linux?
localectl statusTo list available locales:
localectl list-localesTo set one:
localectl set-locale LANG=en_US.UTF-8Handy when you're deploying systems for users in different regions or when something's outputting dates and currencies in a format that makes no sense to you.
#linux #sysadmin -
#TechTipThursday
Want to check or change your system locale on Linux?
localectl statusTo list available locales:
localectl list-localesTo set one:
localectl set-locale LANG=en_US.UTF-8Handy when you're deploying systems for users in different regions or when something's outputting dates and currencies in a format that makes no sense to you.
#linux #sysadmin -
#TechTipThursday
Want to check or change your system locale on Linux?
localectl statusTo list available locales:
localectl list-localesTo set one:
localectl set-locale LANG=en_US.UTF-8Handy when you're deploying systems for users in different regions or when something's outputting dates and currencies in a format that makes no sense to you.
#linux #sysadmin -
#TechTipThursday
Want to check or change your system locale on Linux?
localectl statusTo list available locales:
localectl list-localesTo set one:
localectl set-locale LANG=en_US.UTF-8Handy when you're deploying systems for users in different regions or when something's outputting dates and currencies in a format that makes no sense to you.
#linux #sysadmin -
Quick cron reminder on this #TechTipThursday
*/5 * * * *
Runs every 5 minutes.But remember: cron doesn’t care if the previous job finished. Long-running jobs can pile up fast. Sometimes a systemd timer is the better tool.
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Quick cron reminder on this #TechTipThursday
*/5 * * * *
Runs every 5 minutes.But remember: cron doesn’t care if the previous job finished. Long-running jobs can pile up fast. Sometimes a systemd timer is the better tool.
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Quick cron reminder on this #TechTipThursday
*/5 * * * *
Runs every 5 minutes.But remember: cron doesn’t care if the previous job finished. Long-running jobs can pile up fast. Sometimes a systemd timer is the better tool.
-
Quick cron reminder on this #TechTipThursday
*/5 * * * *
Runs every 5 minutes.But remember: cron doesn’t care if the previous job finished. Long-running jobs can pile up fast. Sometimes a systemd timer is the better tool.
-
Quick cron reminder on this #TechTipThursday
*/5 * * * *
Runs every 5 minutes.But remember: cron doesn’t care if the previous job finished. Long-running jobs can pile up fast. Sometimes a systemd timer is the better tool.
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Linux has solid built-in accessibility features:
On GNOME:
Settings → AccessibilityYou’ll find:
- Screen reader (Orca)
- High contrast mode
- Zoom
- Large text scalingAccessibility isn’t niche. It’s good engineering.
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Linux has solid built-in accessibility features:
On GNOME:
Settings → AccessibilityYou’ll find:
- Screen reader (Orca)
- High contrast mode
- Zoom
- Large text scalingAccessibility isn’t niche. It’s good engineering.
-
Linux has solid built-in accessibility features:
On GNOME:
Settings → AccessibilityYou’ll find:
- Screen reader (Orca)
- High contrast mode
- Zoom
- Large text scalingAccessibility isn’t niche. It’s good engineering.
-
Linux has solid built-in accessibility features:
On GNOME:
Settings → AccessibilityYou’ll find:
- Screen reader (Orca)
- High contrast mode
- Zoom
- Large text scalingAccessibility isn’t niche. It’s good engineering.
-
Linux has solid built-in accessibility features:
On GNOME:
Settings → AccessibilityYou’ll find:
- Screen reader (Orca)
- High contrast mode
- Zoom
- Large text scalingAccessibility isn’t niche. It’s good engineering.
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Running Wayland and something feels off? Try checking:
echo $XDG_SESSION_TYPEIf it says wayland, you’re native. If it says x11, you’re still on X.
Knowing which session you’re in saves a lot of confusion.
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Running Wayland and something feels off? Try checking:
echo $XDG_SESSION_TYPEIf it says wayland, you’re native. If it says x11, you’re still on X.
Knowing which session you’re in saves a lot of confusion.
-
Running Wayland and something feels off? Try checking:
echo $XDG_SESSION_TYPEIf it says wayland, you’re native. If it says x11, you’re still on X.
Knowing which session you’re in saves a lot of confusion.
-
Running Wayland and something feels off? Try checking:
echo $XDG_SESSION_TYPEIf it says wayland, you’re native. If it says x11, you’re still on X.
Knowing which session you’re in saves a lot of confusion.
-
Running Wayland and something feels off? Try checking:
echo $XDG_SESSION_TYPEIf it says wayland, you’re native. If it says x11, you’re still on X.
Knowing which session you’re in saves a lot of confusion.