唯有得閒飲茶
Samsung GX20+Pentax 15mm F4 AL
三星的gx20，很少用，和pentax比，色彩會淡雅一點，不過防塵防滴防震這三防的設計，加上直倒，威猛得像高階機一般，相當有三叔款，架勢十足。
pentax 15mm這廣角教人很掙扎，在這數碼全片幅的年代，aps-c格式的超廣角，教
免費圖片資源
作為一名設計師，當然少不了要收集更多更多的免費圖片，以備所需。TurboPhoto也是一個設計師們喜愛的免費圖庫，裏面提供了2000張免費照片，分類較多，而且圖片十分清晰，最重要是，這些圖片的尺寸都很大，方便用在任何地
Sharing
The assigned topic is Challenges faced by a university student. This is exactly the kind of topic that stuporizes me when I was young
「艷遇」
那是十多年前的事了，當時我還是 Berkeley 的研究生，有一次和朋友晚上到三藩市的一間 jazz club 聽音樂，當晚表演的是當地一個頗有名氣的爵士女歌手，所以幾
Always remember that people make mistakes
One very important thing to remember when trying to design practicalsecurity systems is that people make mistakes . Always. Even underthe best of circumstances and the best of intentions, sooner or latersomeone will do accidentally do something wrong.
If your security system breaks explosively when people makes mistakes,your system is wrong in practice. Regardless of how mathematicallypure it is, you have not designed something with real security . Real security needs to cope with things going wrongand people making mistakes, because that's what actually happens
消信
上個世紀已經有人投訴過，聖誕節變成了消費大節慶，連任天堂、微軟和sony都趕在聖誕前夕發新貨，加上電影的聖誕檔期
