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Free, open-source operating system based on Debian GNU/Linux. Ubuntu questions are on topic here, but if you prefer an Ubuntu-only audience there is Ask Ubuntu (http://askubuntu.com/).

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Issues with mail in Ubuntu 16.04 server

I'm setting up postfix using ubuntu, I'm currently following along with this guide. While doing so I'm at the part of creating my Maildir by executing echo 'init' | mail -s 'init' -Snorecord <...
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Unable to locate package shred. Meaning, apt-get can't find it and neither can I using Google

I have come to depend on this unix utility to wipe SSD drives dependably and quickly in preparation for re-imaging. I am curious as to why it is gone. But the purpose of this question is to either: ...
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ubuntu script to retain only latest file of each folders and delete everything else

We have a script which takes hourly backups and stores it inside a folder created as today's date. #CRONJOB TO BACKUP DB HOURLY DAY=$(/bin/date +%d%m%Y) TIME=$(/bin/date +%H%M%S) if [ ! -d /home/...
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No internet connection on freshly installed Ubuntu 18.04 LTS

When booting Ubuntu 18.04 from USB flash drive, I can't connect to the internet through cable (cable detected, but not working) or through Wi-Fi. It says that it doesn't recognize the Wi-Fi adapter (I ...
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Error launching pgadmin in ubuntu

I installed pgadmin4 on xenial as it was mentioned in the site. I did as instructed, and the installation was successful, but, the following two errors cycle around and I can't launch pgadmin at all: ...
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Running a script that requires the DISPLAY=:1 command, as a service

I'm running Ubuntu 16.04 with the Xfce desktop + VNC server to access it. I have a script that launches and controls a GUI app. I can launch it from a shell with DISPLAY=:1 /home/script.sh and it ...
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Strategy for File System Permissions On KVM Shared Folder

I have a Ubuntu/KVM hypervisor environment that has access (via NFS) to ZFS data sets (aka file systems). I have been hosting the VM images on a ZFS file system which, although not the fastest thing ...
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error when I tried install a sudo apt-get upgrade

I'm trying install LAMP in ubuntu for install laravel with the next command i going to still in the second commnand and when I done with the command of run the second command I get the next error in ...
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Remote Desktop Connection In Windows 10 to Ubuntu 14.04 get bad frame rate

I have a VM ubuntu server, I tried used remote desktop connection to logged into graphical desktop, but I got very bad frame rate and delay. https://www.youtube.com/watch?v=ohqHAyy0sEA I have record ...
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Making Bootable clone of Ubuntu on same SD card

I work in a lab where I am configuring a small computer to eventually be used to collect data on an instrument. The computer has a 32Gb SD card as its main storage device. I am using Ubuntu 10.04, as ...
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How to Repair Windows Partition from Files

I have a laptop with Windows 7 previously on it, and I'm trying not to disturb the OS, user progress, or any of the settings on it. At least, make any changes I do unnoticeable. I booted into a live ...
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Live KVM migration b/w two machines while keeping bridged guest IP static

On each of two Ubuntu PCs, I installed KVM and created some VMs. All the VMs on each PC should see each other, so I could not use the private IP assigned to them by KVM and AFAIK that requires ...
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Ubuntu best way to migrate 16.04 to 18.04 across hardware?

I am running Ubuntu 16.04 on a HP PC with a Core i5 Ivy Bridge processor. I am moving to another HP PC with a Core i7 Kaby Lake. So the hardware is different. I will be doing a fresh install of Ubuntu ...
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Creating symlink

I have apache server running on Ubuntu 16 server which is totally headless,i have created a seedbox onto it under user USER1 My download directory is /home/USER1/rtorrent/download For some reason so ...
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Adding more OSes to my dual boot MacBook

I have a MacBook with 4 partitions. I wish to use it with several operating systems. Currently I have OSX 6.8 and OSX 10.10 installed. I would like to put Win7 and Ubuntu on the remaining partitions. ...

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