在 BFSH 看到一本叫 Stand 的 Webzine,內容頗豐富,而整本 Webzine 是用 Flash 做介面,模擬一本書本的樣子,可以揭頁,有書籤等等,真的是名符其實「網上雜誌」。不過,我認為做網上雜誌,這種介面其實並不合適。
基於紙張媒體在設計上比起傳統
Some people using Google Desktop have been pulling my syndicationfeeds recently, which gives me the opportunity to see how well GoogleDesktop implements conditional GET .Unfortunately, the results are either mixed or unclear.
(At this point I have to repeat the disclaimer from my earlier entryabout this: I like having readers and we have a lot of sparebandwidth. This is absolutely not a request for people using GoogleDesktop to stop reading my feed.)
Google Desktop appears to sometimes but not always send (valid)If-
Presented in the traditional illustrated form:
; dig +short mx mail2world.com.10 publicms2.mail2world.com.10 publicms1.mail2world.com.; dig +short a publicms1.mail2world.com.216.163.188.54; dig +short a publicms2.mail2world.com.216.163.188.54
That's an
Today, I had an insight (possibly an obvious one) about one big reasonwhy threads are such a popular and widespread method of doingconcurrent programming:
Threads are so popular because they are so easy to implement. I don'tmean 'to write programs in', because they aren't really; I mean 'toadd to languages and language environments'. Unlike other models ofconcurrent programming, adding basic threading to your environment oryour language takes very little work. So threading implementationsproliferate like weeds
Web
There's a reasonably popular view that having your firewall dropundesired packets instead of sending ICMP rejections is 'moresecure'. It is not; instead it is 'more annoying'.
(Technically this is not quite true; in a very limited set ofcircumstances, dropping all packets for a host can hide someinformation from attackers. The flipside is that dropping some but notall packets usually leaks information about what you're screening.)
Dropping packets is more annoying because attempted connections haveto time out before
I'll lead with Hotmail's spam numbers:
The case for banning Hotmail entirely becomes more and morecompelling. It's probably time