How our DHCP registration portal redirections work

Like other places, we have an automatic DHCP registration portal (to usethe term I've heard). In the abstract, you plug your new laptop intoour laptop network, try to visit some website, and instead wind up ona registration web page. You supply your local login and password, themachine you're using is registered as yours, and then you can go on toget Internet access.

(Some registration portals will automatically send you on to whateverwebsite you were trying to visit.


炒金炒油炒期指


明報
B09 | 創富理財 | 投資名人 | By 龍彩霞
2009-09-25



炒金炒油炒期指 袁彌明 :緊追財經新聞



投資界有不少名人,大家熟悉的可能是巴菲特或彼得林治等,商品要數有「商品大王」之稱的羅傑斯(Jim Rogers)。 袁彌明


頭暈暈動手慢

(但看到 陳德康文章 時還是以一種緩慢、暈眩的方式,燒著了)

禁毒,從理解開始

月前曾在本欄介紹過楊照新著《理性的人》,談到理性的基礎乃在於一種內在的感受力,唯有先了解他人的感受,我們才能判斷是非,並在社會上

台山之旅‧四: 瑞石樓


Continue reading...

坦白從寬

解鈴還需繫鈴人
因為一篇遊戲文字
引起一些讀者不滿
然後引發我刪文
再然後令一些讀者對不滿者有反應
為免事件再糾纏下去
我自己把事情再說一次

選舉宣傳期時我寫了一篇叫“選舉十五問”的小文
那時候我希望呼籲更多人去投票

SSL certificates require proper domain names

Here's one of those little petty irritations with SSL: if you wantto get a SSL certificate out of a CA without at least a lot of slowdiscussion, the hostname needs to be in one of your official domains.(It wouldn't surprise me if there were CAs that required the name toexist in your public DNS.)

This may be a local peculiarity, but we prefer to put machines that areon private networks into a set of local private domain names under atop level domain that


Chrome之攻殼

IE7 + Google Chrome Frame (Acid3)

今年 Google I/O 大會花了很多時間講 HTML5 技術:canvas、video、geolocation、app cache & storage、web workers 等等,說這些東西可以如何為 Web 帶來創新,言談間充滿熱情。然後,在一張 HTML5 Support 的 Slide 上,看到滿是剔,也就是想說:HTML5 已被支持了,請大家去開發吧


在這一刻

每次,當藥力開始發作的時候,我就會胡言亂語。直至有人來拯救我,或是陪我一起死。

自己


最近在讀一本哲學的小冊子,其中一章講如何了解自己,作者說很多人為了生活終日忙碌,卻可能根本不知道自己是誰。

你知道自己是誰嗎?我的意思是,你清楚自己的角色、身份和性格嗎?你知道別人如何看你嗎?你明白你這

A brief overview of the Solaris 10 nvpair library

Solaris 10 code often uses a data structure called nvpairs (or nvlists),including all throughout the ZFS code, even in the kernel. There doesn'tseem to be a good overview of the libnvpair library, and since I've justspent the past couple of weeks up to my elbows in the OpenSolaris ZFScodebase it seems like a good time to write down what I've learned aboutnvlists and nvpairs before I forget it.

The basic overview is that an nvlist is a list, possibly nested