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Linux Mastering Development Ubuntu

My specific TpLink Realtek USB Wireless Adapter in Ubuntu 20.04 LTS is suddenly not working anymore. Why?

This morning, I was able to make the USB Wireless Adapter work. It was working fine all day, until I decided to reboot my desktop tonight. All the sudden, the wireless adapter wasn’t doing its job and I have no idea why because I just rebooted. The wireless adapter stopped working after I rebooted. Here’s […]

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Linux Mastering Development Ubuntu

How to play audio from Laptop Speaker and Bluetooth Speaker simultaneously on Ubuntu 20.04

I am using ubuntu 20.04, I have a google nest mini which I am using as a Bluetooth speaker. I am trying to play audio from both my laptop speaker and the google nest at the same time. I found some solutions online, which seemed to work for older versions of Ubuntu, but nothing for […]

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Linux Mastering Development Ubuntu

Simplest command to docker build until it builds correctly?

Is there a very simple command that I can use to build a docker image or retry forever until it builds? I have too many build errors because of tag mismatch from corrupted downloads, so it’d be nice to be able to leave my image building until it builds correctly.

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Linux Mastering Development Ubuntu

Ubuntu 20.04 Calculator customization

Is there any way so we can customize (adding direct buttons i.e calculating any function) in Ubuntu 20.04 calculator?

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Linux Mastering Development Ubuntu

Pendrive is not copying anything

I am using ubntu-18.04 lts.Recently there was some problem with my pendrive(it was showing very less memory though it contained no files!) so, I formatted it using gparted but now I followed that mount point is changed and also I can’t copy anything to pendrive . my /etc/fstab file detail: # /etc/fstab: static file system […]

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Linux Mastering Development Ubuntu

Kindle and other usb devices like pendrives can’t connect to computer but cell phone can

My kindle for example appears on lsusb but when I run sudo fdisk -l nothing appears with sdb. Also only one usb port works for that the others do not have anything appearing and my phone for some reason works. I have tried changing cables and running all sort of stuff but nothing seems to […]

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Linux Mastering Development Ubuntu

every icon on desktop is seeing double

One of them is selectable but the duplicate one is not respond when click.And dock also seeing double in ubuntu 18.04 lts. please help immediately to this problem

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Linux Mastering Development Ubuntu

Encrypt each user’s home folder individually with ZFS

Scenario is that I have a pile of computers (with Ubuntu 20.04), each of which can have multiple users. Each user’s account has to be encrypted individually.officially supporte As ecryptfs is no longer recommended, I took the following articles with ZFS based approaches as inspiration: https://medium.com/@steinarlbergmyrvang/ubuntu-20-04-with-encrypted-home-f5ce490333cc https://talldanestale.dk/2020/04/06/zfs-and-homedir-encryption/ I chose the "experimental" ZFS support during Ubuntu […]

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Linux Mastering Development Ubuntu

Did Shotwell move my images on first launch after upgrade to ubuntu 20.4.1? If so, how do I reverse this?

Ubuntu, Shotwell Users and Devs, Quick Summary: Using Ubuntu 20.04.1 LTS Release, Desktop, with default Gnome (not a special release, generic kernel, iso from ubuntu download page). Then added shotwell with apt get install shotwell (installed Shotwell 0.30.10). On invoking shotwell from the command line (% shotwell) the gui version launched without error or messages, […]

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Apple User Help

touchbar does not work in root account

macOS High Sierra, macbook pro 2017. Can be duplicated on fresh install of macOS High Sierra on another macbook pro 2017. Remains like this whatever I do. Pressing fn can reveal F1-F12.