kernel_panic's questions

I was looking for a good video player to replace VLC, something that is as good as vlc but has seek preview. I am tired of fast forwarding in vlc

EDIT: I meant seek preview with thumbnails

Assume I am using 4 workspaces and I incidentally need more, is there an automated process or, if impossible, an easy way to incidentally add more workspaces (instead of installing Ubuntu tweak etc. etc.).

I used windows 10 in virtual box for a few days and i fell in love with its beauty. Is there a ubuntu theme to make it look like windows 10?

How can I get an on-screen notification using notify-osd when I plug/unplug the charger?

I used to download videos using youtube-dl command line tool, from the past two days whenever i try to download any video I get an error as shown below.

$ youtube-dl https://www.youtube.com/watch?v=bFew8mgQJ9o
[youtube] Setting language
[youtube] bFew8mgQJ9o: Downloading video webpage
[youtube] bFew8mgQJ9o: Downloading video info webpage
[youtube] bFew8mgQJ9o: Extracting video information
Traceback (most recent call last):
  File "/usr/bin/youtube-dl", line 4645, in <module>
    main()
  File "/usr/bin/youtube-dl", line 4636, in main
    _real_main()
  File "/usr/bin/youtube-dl", line 4620, in _real_main
    retcode = fd.download(all_urls)
  File "/usr/bin/youtube-dl", line 869, in download
    ie.extract(url)
  File "/usr/bin/youtube-dl", line 1135, in extract
    return self._real_extract(url)
  File "/usr/bin/youtube-dl", line 1406, in _real_extract
    url_map = dict((ud['itag'][0], ud['url'][0] + '&signature=' + ud['sig'][0]) for ud in url_data)
  File "/usr/bin/youtube-dl", line 1406, in <genexpr>
    url_map = dict((ud['itag'][0], ud['url'][0] + '&signature=' + ud['sig'][0]) for ud in url_data)
KeyError: 'sig'

whats going on?

Is there some cli software or script for running pacman in terminal?. It is helpful i am looking for just-simple-pacman without huge graphics or somthing that used lot of resources through wine.

I have about 200 .djvu ebooks which I want to convert into .pdf. Since one-by-one conversion is tiresome I want to know if there is a way to convert them all at once. Any help will be appreciated.

My Ubuntu 12.04 dash has become a clutter on lenses. At first I installed every lens I found on the internet. Most of them now I seldom use. So, is there any quick way to add/hide/remove lenses?

I'd like to know the equivalents of Mathematica, Maple, or MATLAB on Ubuntu, since both are costly.

I am preparing a presentation on some physics concept for which I need to write e.g. phi, phi dagger, and Hamiltoninan symbol. Is there a way to do it with LibreOffice impress?

Instead of going to sites like speedtest.net, I want to check my current Internet speed from the terminal on Ubuntu. How can I do it?

is there any way to increase the cache size of google chrome in ubuntu 11.10 so that frequently visited pages load faster, im using a very-slow internet connection so i badly need this

I want to have Different Sidebar Launchers for Different Workspaces, eg Internet Apps in first, Entertainment apps launchers in Second, Games apps launchers in third etc How can i do it?

I have Dual Boot of Windows and Ubuntu 11.10, I recently learned that it is possible to install Android OS on Laptops, I also learned that in such cases Android uses its own Bootloader, Now what i want is

• Install Android Along with Ubu and Win.
• Use Grub/Burg as THE boot-loader.

and i was Unable to find info about second point in the internet, Help needed

I want Chrome/Firefox NOT to record history of a 'particular' website. Is it possible to do so? I searched in preferences, but couldn't find a solution.

Are there any Keyboard Shortcuts to Shutdown? (e.g. in Windows Alt+F4+Alt+F4 Right Arrow Enter)

I'd like to create a custom scope that searches and returns results from an online source for personal use.

Is this possible? And if so, how?

I use Torrents often, so I need to know how to make my computer start up and shut down automatically, Wi-Fi is switched on at six in the morning in my hotel and switched off at two AM. (I am able to schedule torrents, that's not a problem), I don't want my computer always plugged in to a power supply.

I use Ubuntu 11.10 and Windows7 dual boot with Ubuntu as my primary OS.

Every time I need to access a document I need to mount the respective drive, though this is not at all tiresome, still, is there any way that drives becomes automatically mounted when I login?

Is there any package/.deb that enables the user to automatically login into ubuntu detecting the face of the user?

I'm using Ubuntu 12.04