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• Ethernet on an Acer Aspire One D255E not working

  - by Dustin

  Ok very frustrated here, but hopefully can find an answer here. I have an Acer Aspire One netbook D255E. I installed 10.04 desktop edition via live USB, only to find out ethernet is not connecting. The thing is, I had installed previously 10.04 thru wubi as 30GB, but wanted more so did this install. With the Wubi install it worked great internet…

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• Mouse Not Working on Boot

  - by user88043

  I have seen several topics regarding this situation, but none of them truly address my issue (that, or there are no answers that solve the issue.) Upon booting into Ubuntu 12.04.1 x64 my mouse wired USB mouse (Steelseries Sensei if that makes any difference) either doesn't work or stops working immediately after the grub menu, prior to the login…

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• Comparing angles and working out the difference

  - by Thomas O

  I want to compare angles and get an idea of the distance between them. For this application, I'm working in degrees, but it would also work for radians and grads. The problem with angles is that they depend on modular arithmetic, i.e. 0-360 degrees. Say one angle is at 15 degrees and one is at 45. The difference is 30 degrees, and the 45 degree…

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• Set a specific screen resolution with xrandr

  - by dierre

  So I installed LUbuntu 11.04 on my VirtualBox. I couldn't find the 1366x768 resolution so I installed Guest Additions but it wasn't there. So I used this code to set the correct resolution: gtf 1366 768 60 xrandr --newmode "1368x768_60.00" 85.86 1368 1440 1584 1800 768 769 772 795 $ xrandr --addmode VBOX0 1368x768_60.00 xrandr --output VBOX0…

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• sound stopped working after upgrade to 11.10 on Tuesday 20th March

  - by Hugh Barney

  My sound card stopped working after a set of updates were installed 2 days ago. The sound card is detected, the volume is not muted and the speakers work, I can make the speakers hum if I touch the jack plug lead that normally plugs into the card. hugh@lindisfarne:~$ lspci -v | grep -A7 -i "audio" 07:01.0 Multimedia audio controller: Creative…

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• Maximize, minimize and close buttons are either not present or not working in Lubuntu

  - by jimirings

  As the title indicates, the maximize, minimize, and close buttons are either not present or not working on my Lubuntu desktop. In fact, it only seems to be Google Chrome that displays the buttons at all, and only the close button works in Chrome, maximize and minimize don't do anything. When I use regular Ubuntu, they're all there just fine but…

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• Moonlight stopped working on tvp.pl

  - by Oliverka

  Hello, I'm watching The Bold and the beautiful on the site: http://www.tvp.pl/seriale/obyczajowe/moda-na-sukces/wideo Yesterday I wanted to view next episode, however it didn't work. I checked various episodes from other points in time and none works. The "dots" that appear when a Silverlight video is loading are present, but after them there…

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• Skype webcam not working in 12.04

  - by To Do

  I have a logitech quickcam messenger that was working fine until I upgraded to Ubuntu 12.04. I had to use preload v4l hack but since then it always worked for three consecutive ubuntu versions. Now, when I start the webcam during a call, it works for a few seconds, then it freezes, sortof resets and starts updating the image every 5 seconds,…

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• I erased osx when i installed ubuntu, how do i set up dual boot

  - by mandy

  I have a macbook pro 8,1 running ubuntu 11.10 on it. Before I wiped osx clean off it, i was running osx lion. This computer was shipped with snow leopard on it so i know it will work on it, but when i try to run the install disk (Even before ubuntu while on lion) i got all kinds of kernel panic and it told me to restart my computer. i…

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• Intersection points of plane set forming convex hull

  - by Toji

  Mostly looking for a nudge in the right direction here. Given a set of planes (defined as a normal and distance from origin) that form a convex hull, I would like to find the intersection points that form the corners of that hull. More directly, I'm looking for a way to generate a point cloud appropriate to provide to Bullet. Bonus points…

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• Set a drawing viewport while using camera

  - by Mariano

  I'm working with XNA. I already have a basic world made of tiles and a camera using a transform matrix. I have a character moving around and the camera follows. What I want to do now is draw the map only on a certain part of the screen as shown on the figure below. This way I can move the map to the left of the screen and have the other…

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• Dell XPS 15 with Ubuntu 12.10 and HDMI working on hybrid graphics

  - by karolsojko

  So there is a lot of buzz about hybrid graphics being shitty and having a weak support. I'm currently considering buying a new laptop. Dell XPS 15 caught my eye. I will use it for work as well so I will need a large monitor for it connected by HDMI. The question is: has someone got a Dell XPS 15 and can confirm that hybrid graphics…

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• How to set MANPATH without overriding defaults?

  - by balki

  I have added extra directories to $PATH by exporting PATH=/my/dirs:$PATH But I am not sure if I should do the same to MANPATH. Because default MANPATH is empty yet man command works. I found a command called manpath and its manual says If $MANPATH is set, manpath will simply display its contents and issue a warning.. Does this…

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• Ethernet not working on a Dell Inspiron 14z

  - by Izabela

  When I plug in a network cable, it is not recognized. The WI-FI is working properly, though. ifconfig output: lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:1645 errors:0…

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• Benq 5000 Scanner Not Working

  - by One Zero

  My scanner is detected but its not working Scanner BENQ 5000 lsusb root@onezero:/home/one# lsusb Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 004 Device 001: ID…

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• Webm videos converted with avconv not working properly

  - by user285943

  I'm converting mp4 videos to webm with the following command: avconv -i INPUT.mp4 -c:v libvpx -qmin 10 -qmax 42 -maxrate 500k -bufsize 1000k -threads 2 -c:a libvorbis OUTPUT.webm Am I doing something wrong? Should I use all of these parameters? I just want to make the videos compatible with all the…

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• Support ARMv7 instruction set in Windows Embedded Compact applications

  - by Valter Minute

  On of the most interesting new features of Windows Embedded Compact 7 is support for the ARMv5, ARMv6 and ARMv7 instruction sets instead of the ARMv4 “generic” support provided by the previous releases. This means that code build for Windows Embedded Compact 7 can leverage features (like the FPU unit…

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• 'dock' working in simple words

  - by Shirish11

  I would like to know the idea behind the working of 'docking' in applications. I have worked with applications where components from individual forms are docked on a single main form to provide the necessary GUI. But I don't have any idea whats happening in the background. According to Wikipedia A…

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• After reinstalling ATI graphics drivers, my keyboard and mous aren't working anymore

  - by Lifelike27

  On Ubuntu 11.04 I tried to install the open source drivers for my laptops ATI Mobility Radeon 5470M but I messed that up a bit and lost xserver. Now I've managed to solve that problem with this and by downloading the ATI proprietary drivers and install those manually. Now, when Ubuntu loads up I…

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• Create secure working environment on USB stick

  - by Chris

  I want to create an usb stick which contains an ubuntu installation that: can be used as a working environment (Covered in: How do I install Ubuntu to a USB key?) - ie the ubuntu installation on the stick must provide an accessible home folder. Is completely encrypted. I intend to use it as a…

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• Can't set music library in Banshee

  - by user1783674

  Recently I noticed that my music doesn't get copied to my music folder when I open files in Banshee and drag them to the library. I opened preferences and the music library folder drop down was empty. I set it back to my music library and tried again: still didn't work. My preferences shows…

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• Wifi is connected but internet not working?

  - by Philip

  I have a lenovo x230 running ubuntu 12.04lts. I've been using it just fine for a while, but all of a sudden the internet's stopped working. It's connected to the router just fine (I can see the antenna bars saying it's connected) but when I try to go to a webpage, it's just loading forever.…

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• I'm trying to install postgresql on 12.04, and it's just not working

  - by Pointy

  I've got a new installation and I'm trying to get Postgresql working. The database was installed and I started a restoration from a dump on another machine, but that ran into problems because I had forgotten to install the "contrib" package. I used "pg_dropcluster" to drop the old cluster…

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• How to set the initial component focus

  - by frank.nimphius

  Normal 0 false false false EN-US X-NONE X-NONE …

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• Up, down, right arrow keys and delete key not working

  - by user210780

  I have already read Delete and arrow keys not working and tried what is written there. I have also tried restarting my computer. I have also searched elsewhere for answers, but I haven't found any solution. I am using Ubuntu 12.04, and there were not problems yesterday, but for the last…

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