翻譯精編自Become A Good Programmer In Six Really Hard Steps(http://www.gamedev.net/blog/355/entry-2250592-become-a-good-programmer-in-six-really-hard-steps/)Step 1 別抱怨了.準備好漫長的征程,或者晾在一邊賞鳥去吧 對於真正希望成為一名優秀的程式員的人,希望成為專家,成為究極人物的人,如果真的值得去做,那麼投入十年進去,並不算什麼,對嗎?
For a bit of fun, and to demonstrate a novel use of the JavaMail APIs, I now briefly turn to my talking email project. To try this out you'll need the lotontalk.jar file (supplied), and you'll need to include it in your classpath, as in:set
n JavaMail you'll find APIs and provider implementations allowing you to develop fully functional email client applications. "Email client applications" invokes thoughts of Microsoft Outlook; and, yes, you could write your own Outlook replacement.
1.use it for classification, not for regression你的目標是為測試資料表上0,1兩種標籤。2.A Case我們有一堆資料,假設只有一個feature,腫瘤大小TumorSize。我們希望判斷它是良性的(benign, 0)還是惡性的(malignant, 1)。資料假設如下:我們可以用一個線性函數h(x)來分割這個空間,一邊的是良性的,一邊是惡性的。,其中x0=1.係數ω可以通過gradient descent得到。由於最右邊一個奇元的instance
Earlier, I introduced the javax.mail.Part interface implemented by javax.mail.Message. I'll now explain its message parts, which are important in this example. To start, take a look at Figure 3.Figure 3 shows a Message as created in the previous