I had a problem installing Teamviewer on Ubuntu 13.10. This is an awesome tool for helping to remote desktop into other Linux or Windows machines. I downloaded the .deb file but when installing it complained: unresolvable dependency: lib32asound2 I did some research and some various solutions including installing the package which has been removed from … Read more
I forgot the password to my Macbook Pro and it turns out that there aren’t very many short guides on this. However, it turns out that it is very easy to reset the password on a Macbook. Step 1 – Boot to the Recovery HD: Restart the computer and after the chime press and hold … Read more
I just upgraded Ubuntu and selected the wrong location to install Grub onto. Basically, I installed Grub on /dev/sda1 and not /dev/sda and so I need to repair and installing grub. I got out an Ubuntu installer cd which is essential a live cd and booted in it up. Then mounted the sda1 partition: Grub … Read more
If you are install Grub – you will might be given the choice of: The answer is to install it on /dev/sda Note – If you install grub on a partition (such as sda1) it will only work if you are are chain-loading your bootloader.
If you are creating a KVM host you can sometimes get the error such XML error: expected unicast mac address. Basically, you if you have manually entered a mac address which meets the Unicast standard then it will cause problems. Here is a quick way of generating a proper MAC Address:
This is the settings that worked for me when running gource xvfb-run -a -s “-screen 0 1280x720x24” gource -s 0.4 -p 0.01 -1280×720 –auto-skip-seconds .4 –multi-sampling –stop-at-end –highlight-users –hide mouse,progress,filenames,dirnames –file-idle-time 0 –background-colour 111111 –font-size 20 –title “Omlet Lib 4_1” –output-ppm-stream – –output-framerate 60 | avconv -y -r 60 -f image2pipe -vcodec ppm -i – … Read more
There is a method of hacking php using a security flaw in php in how it handles exif meta data embedded in jpeg, png or gif images. You describe this as an EXIF injection attack. As a precaution it is a good idea to strip all EXIF information from any images that are uploaded to … Read more
Optipng is in the Ubuntu repositories but is you want an up to date version then it can be worth installing Optipng from source. This is essentially a script but you can use the commands on there own if you want.