Ask Ubuntu Weekly Newsletter
Ask Ubuntu Weekly Newsletter

Top new questions this week:

Why is there a man entry in /etc/passwd

I've noticed that there is an entry for the man user in my /etc/passwd file. What is the purpose of this user? man:x:6:12:man:/var/cache/man:/bin/sh

asked by KuraiHikari 16 votes
answered by Oli 22 votes

What is the $BASH_COMMAND variable good for?

According to the Bash manual, the environment variable BASH_COMMAND contains The command currently being executed or about to be executed, unless the shell is executing a command as the result of …

command-line bash environment-variables  
asked by Malte Skoruppa 10 votes
answered by Dmitry Alexandrov 4 votes

How to install 64-bit .deb file on a 32-bit machine

I have Ubuntu 14.04. I recently downloaded Viber. The Viber .deb file has 64-bit architecture. I want to install it on my computer, but my computer only supports 32-bit. The output of running lscpu …

software-installation 64-bit 32-bit  
asked by A Umar Mukthar 7 votes
answered by Braiam 9 votes

Find children of the process

is there any way to know, who are children of the specific process ? for example those children which their parent ID is foo ?

process top ps pstree  
asked by lion 7 votes
answered by muru 15 votes

How to switch remotly from Ubuntu and Windows 7 and viceversa?

i'm looking around, if anyone have a suggestion on how to switch from Ubuntu and windows 7 (and viceversa) while working remotely. Actually, i'm using the windows loader (BCD) on MBR, and i have 2 …

boot dual-boot grub2 windows-7  
asked by Eros Erosoft 4 votes
answered by Volker Siegel 5 votes

Proper way to remove an active / inactive LVM snapshot

I have created a sample ruby script file for removing extra LVM snapshots from the system. For removing LVM snapshot, we are using lvremove command. This command is working fine and we can remove …

12.04 system-installation backup lvm snapshot  
asked by user2622247 4 votes

How do I re-install Unity after uninstalling gnome-shell?

I am using Ubuntu 14.04. I have big issues with the Unity desktop. I installed then uninstalled gnome-shell (using "apt-get autoremove --purge gnome-shell"). Since then, my desktop has no background …

unity gnome partitioning  
asked by Florian 4 votes

Greatest hits from previous weeks:

How can I install on a non-PAE CPU? (error "Kernel requires features not present on the CPU: PAE")

After burning Ubuntu 12.04 to a CD, I tried booting and got the message: This kernel requires the following features not present on the CPU: pae Unable to boot - please use a kernel appropriate for …

kernel system-installation pae  
asked by oshirowanen 61 votes
answered by fossfreedom 66 votes

How do I do a complete BIND9 DNS Server Configuration with a hostname?

I need a complete step-by-step guide on how to produce such a server configuration. Can anyone help-me?

asked by Artemis 25 votes
answered by fossfreedom 56 votes

Can you answer these?

Eclipse Luna displaying regular scrollbars instead of overlay scrollbars - how to change?

I've recently switched to using the new Eclipse Luna, but for some reason it stopped displaying the overlay scrollbars, and now shows the regular ones that are in e.g. Firefox. Kepler had them. Since …

unity gui eclipse gtk overlay-scrollbars  
asked by jco 2 votes

Targetting Boost 32-bit While on 64-bit ubuntu?

Well i have libboost-all-dev installed, but i am trying to compile for 32-bit. I can't install libboost-all-dev:i386 either. g++ -lboost_filesystem main.cpp g++ -m32 -lboost_filesystem main.cpp The …

application-development compiling boost  
asked by user3901459 2 votes

Where does the software in the repositories come from?

Where does the software in the main repositories come from? By "main repositories" I mean the default repositories used when you install Ubuntu from a fresh ISO, and by this I also include all the …

software-center repository  
asked by IQAndreas 2 votes
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