The costs of development versus the costs of operation

At one level, the whole issue of program energy efficiency is nothing new; it is yet another round of theeternal conflict between the costs of development and the costs ofoperation. These have pretty much always been in conflict, in that youcould do more development work to lower the costs of running a program,but since development isn't free there is always a point where moredevelopment is not economically justifiable, where you can't lower yourcost of operation by more than you'd spend on development


英文好?


事源:
https://ericayuen.blogspot.com/2009/05/interview-in-well-written-english.html


評論:
https://www.blogger.com/comment.g?blogID=14576801&postID=7479735007812803418

我都唔明一句“well-written"都可以引來這麼多

天眼背後

我不是欠缺安全感的人,只是覺得這件事很有趣,一寫無妨。近來社會上每次出現治安問題,例如縱火或搶劫,就會有人公開呼籲在公衆地方安裝“天眼”,而這種看似很英明的建議又似乎有很多人會支持。問題是,安裝了“天

六月二日,GFW DAY

六月二日, 中國網民稱為GFW Day 。國內網站由六月二日起不能訪問的包括twitter、flickr、wikipedia、bing、live.com、hotmail。 飯否上有人說:「#FuckGFW这个短语,在短短一两个小时内,就排到了Twitter热门话题的第二位。中国网民无比痛恨这个用我们自己的

我們擁有同樣的黎明與黑夜(二)置頂,留意下面update


(有沒有本blog長期讀者(或者理論怪物),可以說得出文題的出處?)

1.

一般的黑夜一樣黎明 ── 六四二十週年詩歌音樂會


六四二十年,當日的一切糾結心頭,面對無恥人荒謬話,鮮血與理想變得愈益明淨,詩語歌聲銘刻心窩


垂青小劇場

因為引用高登料寫〈只要聽到,就是抵抗者〉,被高登巴打垂青,引用之餘提到本人背景:
鄧小樺 呢件腐女唔知有無高登 ? O:-)
腐女?
有乜background? 另一個post有人話佢得廿幾碎 , 連<大地>係89前定後都攪錯

電玩御宅
文學西
應該唔係好
Continue reading...

一篇關於我但我不太認同的文章


我從來不覺得港男有這麼抬舉我(憑高登論壇),也不知道港女這麼討厭我(憑我這盤美容生意)~

大概是筆者個人的想法...
但我仍非常感激筆者的時間,筆墨和意見。

Sometimes brute force is the answer (on Unix)

Suppose that you want to extract all of the IP addresses used by your(OpenBSD) firewall's PF rules, so that you can (for example) validatethat all of the internal addresses mentioned still exist.

(For the purposes of this exercise we can ignore IP addresses in PFtables, because those are already easy to dump. Also, I am ignoring IPaddress ranges, netblocks, and so on; I am just interested in specificIP addresses.)

If you think that parsing PF's pf


異端卻是民族魂

(無法可想的時候,我們起碼寫魯迅。我向編輯說,寫魯迅總是可以的吧。而在豆瓣,就連這篇都發不出去。最近真的討厭死豆瓣了。莫名其妙被停號三天後,又因發起「一般的黑夜一樣黎明」而 停號七天 ,再犯一次據說就要永

三位才子的64聖誕歌

港人的歸屬感(李怡)
自《蘋果日報》
當時年紀太小,不知曾有此佳作。