What is MASQUERADE in the context of iptables?
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What is MASQUERADE in the context of iptables?

In iptables many times I see the target MASQUERADE. What is that? I searched and found lots of things. But I need someone to explain to me what MASQUERADE...

Published: Jul 17, 2026

Trying to configure a wifi bssid on netplan (need some examplesthat works)
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Trying to configure a wifi bssid on netplan (need some examplesthat works)

I'm trying to force a wifi connection thru a specific 5GHz network using the bssid on netplan configuration but it always report an error when I ran ...

Published: Jul 17, 2026

Brother DCP-J572DW does not scan after upgrade to 20.04
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Brother DCP-J572DW does not scan after upgrade to 20.04

In version 18.04 SimpleScan worked fine, as did the printing function. After the upgrade from 18.04 to 20.04 my Brother DCP-J572DW device did not print no...

Published: Jul 17, 2026

XMind 8 suddenly stopped working on Ubuntu 18.04 LTS after .ini fix
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XMind 8 suddenly stopped working on Ubuntu 18.04 LTS after .ini fix

After I upgraded Ubuntu to 18.04 from 16.04, XMind 8 (update8-linux) stopped working so I ran across a fix that consisted in adding a few lines to the .in...

Published: Jul 17, 2026

Can't install Midnight Commander [duplicate]
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Can't install Midnight Commander [duplicate]

How do I install "Double Commander" or "Midnight Commander" file managers in Ubuntu 18.04? I tried to install Midnight Commander with sudo apt-get install...

Published: Jul 17, 2026

What does the
updates

What does the "apt-get dselect-upgrade" command do?

When running the command apt-get I got all the possible options and commands for apt-get. But one of these commands and definitions I have not seen before...

Published: Jul 17, 2026

The popup bar isn't shown any more in Firefox
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The popup bar isn't shown any more in Firefox

I accindentally clicked on "Diese Nachricht nicht mehr einblenden, wenn Popups blockiert wurden"- I don't know the exact english text, but ...

Published: Jul 17, 2026

How do I install Chrome on a server?
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How do I install Chrome on a server?

I'm a complete newbie to Ubuntu Server and am looking for a web browser which I am learning to use as it is a requirement of the course I'm doin...

Published: Jul 17, 2026

Ubuntu 20.04 - Slack (desktop version) notification sound not working?
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Ubuntu 20.04 - Slack (desktop version) notification sound not working?

I recently changed from Ubuntu 18.04 to Ubuntu 20.04 and overall I'm very pleased with 20.04, however one odd thing I've since experienced is th...

Published: Jul 17, 2026

appleid.apple.com will not loaded on Ubuntu
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appleid.apple.com will not loaded on Ubuntu

I have tried to open appleid.apple.com on my Ubuntu 18.10 machine and I can not get it work right. I am getting a "502 Bad Gateway" error. I thought it wa...

Published: Jul 17, 2026

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