Ubuntu on Notebooks : Temperature Monitoring and Power Managing

My notebook came with pre-installed Vista. I used it for a few days. It had all the drives and utilities installed. When I switched to Ubuntu on this machine, I couldn't find alternatives to some of those utilities like power profile manager and system temperature monitor in the default installation. However, after some quick searching, I found a way to do all these in Ubuntu;

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Why my Ubuntu setup was dead slow lately.

My Ubuntu setup had been running insanely slow for a couple of weeks. I tried deleting all my configurations, but it didn't work. Then 2 days earlier, when I was browsing Ubuntu forums, I stumbled upon some threads suggesting editing my /etc/hosts file would help. I desperately tried this not hoping this would change anything. Then as suggested, I added my...

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