All Stories

Setup Subversion and Trac on CentOS 5

Recently I set up a virtual server to use as a development machine. It runs on CentOS 5 and hosts several Subversion repositories with associated Trac projects. There are many...

Samba Setup on CentOS 5

I have an existing user "amy" on my new installation of CentOS v5.1. I want a directory located at "/home/fileServer" to be shared through samba as "fileServer", that can be...

Tuning the Linux kernel for better network throughput

If your linux server needs to have better network throughput, try this out.From /etc/sysctl.conf: net.ipv4.tcp_window_scaling = 1net.ipv4.tcp_syncookies = 1net.ipv4.tcp_rmem = 4096 87380 16777216net.ipv4.tcp_wmem = 4096 65536 16777216net.core.rmem_max = 16777216net.core.wmem_max =...

4GB RAM on Vista

All 32-bit Operating Systems can only physically address 4 GB of RAM, due to the math involved (232 = 4,294,967,296). Depending on your hardware, Vista may only see 3GB or...

Inspectd:用真實股市資料做的股票交易遊戲

Find this from Read for Joy's blog - Inspectd:用真實股市資料做的股票交易遊戲 在《蘋果橘子經濟學》(Freakonomics,簡體版:魔鬼經濟學)一書作者Steven D. Levitt、Stephen J.Dubner的部落格Place Your Stock Bets Here看到了Inspectd網站的簡介——與股市有關,又容易讓人欲罷不能的遊戲。(不知道這網站會不會成為技術分析信徒的修煉處或試劍石?) 根據Inspectd網站的介紹,所有的股價走勢圖都是真實的股票歷史資料,然後就像玩大富翁一樣,一開始提供一個(Account Value)十萬美金的帳戶讓你玩,如果想重新從十萬美金開始,按下reset就清除所有交易紀錄.... Learn from play is cool idea. Check it out yourself -...

I love M5, the one and only E39

Sooner or later I will get this one back. In the mean time, check this out: [youtube=http://www.youtube.com/watch?v=plxNfU-PA2c] Also check out the BMW film, Star in our test channel

美國-信用風險利差 高收益債
台中 監視器即時影像