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3:47 AM
0
Q: Unable to get mongodb started

user167707I have been trying to uninstall and reinstall this service, mongodb, but it keeps failing. campagnollo@campagnollo-Galago-Pro:~$ sudo systemctl status mongodb ‚óŹ mongodb.service - High-performance, schema-free document-oriented >database Loaded: loaded (/etc/systemd/system/mongodb.service; en...

 
4:10 AM
0
Q: How to close 22 (so I can open it)

GizmozI have been trying to get ssh to work between an Ubuntu VM and my Xubuntu system. (Note: My Xubuntu system is running on Chrome OS) SSH has hangs until a timeout, this tells me that something is blocking it. Nmap to confirm: gizmoz@ubuntu:~$ nmap -Pn -p 22 192.168.1.21 Starting Nmap 7.60 ( h...

 
 
3 hours later…
7:13 AM
0
Q: Switching user with su db2inst1 prints sh-4.4$

aleksander_siI am trying to switch from the logged in user account to db2inst1 user account using the following command: su db2inst1 The command is executed without any warnings or errors, but instead of prompting with db2inst1@host:~$ I see the following prompt: sh-4.4$ In the above configuration, no var...

 
 
8 hours later…
3:23 PM
0
Q: Debugging a mate terminal session which won't start

Andrew FalangaI'm configuring the Windows Subsystem for Linux on my company-issued laptop (windows 10). Things were going nicely until I tried to get MATE Terminal working. On my devbox in the office, I run CentOS 7.5 and use MATE and have grown to like the environment. I have an X server running on my lapt...

 
 
1 hour later…
4:45 PM
0
Q: Install ROS on Ubuntu 16.04 EC2 instance

SimosI'm trying to install ROS Kinetic including Gazebo (http://wiki.ros.org/kinetic/Installation/Ubuntu) on an EC2 instance running Ubuntu 16.04. When I ran the command to install turtlebot gazebo and its dependencies, i.e., sudo apt-get install ros-kinetic-turtlebot I get the following error:...

 
 
1 hour later…
6:07 PM
0
Q: How to configure X Server to assign separate indipendent display on a multi-GPU workstation

DiTTiDI'm working on a Ubuntu 18.04 (headless) workstation that features two GPUs: an integrated one and a NVIDIA TitanX. 03:00.0 VGA compatible controller: Matrox Electronics Systems Ltd. Integrated Matrox G200eW3 Graphics Controller (rev 04) 3b:00.0 VGA compatible controller: NVIDIA Corporation GP1...

 
 
3 hours later…
9:11 PM
0
Q: How do i configure postfix on 2 Vms to send/receive emails?

AbbishekI'm trying to use Postfix to send/receive emails between 2 VMs that are on the same VLAN. I've configured postfix in them individually and am able to send emails to different users on the respective localhosts. I'm trying to send an email from User A on Client to User B on Server. My ip routes ar...

 
9:31 PM
0
Q: Boot Ubuntu VHD from GRUB2

YvanEhtNiojI've found some solutions to boot a Ubuntu/Linux VHD file from GRUB. I like the idea to have multiple VHDs on a portable device and I can boot directly into this VHDs for different development environments. Based on vdfuse and the idea behind vmlite I've found this threads http://reboot.pro/top...

 

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