I am using Linux (Fedora Core 6) on a pretty high end hardware (at least when I bought it) - Intel Core 2 Duo E6600 Conroe 2.4GHz (4M shared L2 Cache) with 2 GB DDR2 RAM, nVidia dual-head graphics card for over a year now. And yet a simple change made it at least 20-40% faster. Even my firefox (with 100+ tabs always open) feels much faster. So what is this magic change?

Leading the Indian pack is Reliance Industries with a market value of 89.29 Billion dollars. It is ranked 193 worldwide based on profit. Following closely is ONGC with a market value of 54.11 Billion and ranked 198 worldwide. Indian Oil, Bharat Petroleum & Hindustan Petroleum are the three other entrants from Oil & Natural Gas operations. They contribute a total of 166.46 Billion in market value. Mining natural resources is the single most profitable venture for Indian corporations. Unfortunately it requires a huge investment too.

In Apache HTTPD server normally when you have no index or default page in a directory, a visitor may be served with a full list of files in that the directory. This could pose a serious security risk. It also exposes your files to the world at large, allowing them to be indexed by search engines and at the least pose privacy risk. There are well known Google hacks which exploit this feature. To stop default directory listing, add this to the htaccess file.

Yahoo Instant Messenger is notorious for sending unsolicited commercial instant messages and from questionable sources. The yahoo instant messenger client doesn't provide an way, last I checked, to stop such spams. However there is a way.