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Monthly Archives: July 2008
MySQL 5.1.26
Tweet MySQL 5.1.26-rc 放出來了:MySQL 5.1.26-rc has been released。這個版本會是 5.1 最後一個 RC (Release Candicate),下一個就會是 Production Ready (GA) 的版本了。 不過 Paul McCullagh (PBXT 的開發者) 寫了一篇「Mutex contention and other bottlenecks in MySQL」,裡面發現他已經把 PBXT 改到本身已經不是瓶頸,所以反過來開始看 MySQL 的問題… 裡面有很多很有趣的惡搞 (像是他覺得,如果在他的環境裡如果拿掉某些 POSIX mutex lock 不會遇到問題,他就先拔掉 lock … Continue reading
Posted in Computer, Database, Murmuring, MySQL, Programming, Software Leave a comment
命理大師
Tweet 命名是最近寫 code 最常遇到的問題之一 XD 跑步王丟出了「軟體業的重要職缺 命理大師!」這篇,可以去看看 XD
Posted in Computer, Joke, Murmuring, Programming, Recreation Leave a comment
DNS 伺服器安全性更新
Tweet 幾天前 Slashdot 上報導了 DNS 實做上的問題,影響的範圍非常大:Massive, Coordinated Patch To the DNS Released。 各家 DNS software 都放出 patch 了,手上有 DNS server 的請儘速更新 :p
jQuery UI 的 Sortables 與 Click 事件犯衝的解法…
Tweet jQuery UI (我用的是 jQuery 1.2.6 + jQuery UI 1.5.1) 裡有一個 Sortables,實際用了後發現本來上面的 click 事件會失效,這點在國外也有討論到:JQuery sortable & click event are mutually exclusive。 看起來是因為 jQuery UI Sortables 裡對 click 處理的方式會造成現有的 click event 失效,似乎沒有辦法直接從 source 部份解決,所以有人提出 workaround。 workaround 是多包一個 span,然後設定 handle 指到這個 span … Continue reading
再次換到 Google Reader…
Tweet 這幾天的 Bloglines 怪怪的,像是自己會登出 (看起來後面某台伺服器的 session 有問題),有時候會出現 500 Internal Server Error,以及偶而會出現 200 條未讀 (但 refresh 後就好了)。 趁著這次不穩定再次跳槽到 Google Reader,發現又跟印象中的不一樣了,希望這次能用的比較順手…
Firefox 的兩三事…
Tweet 這幾天跟 Firefox 有關的事情不少: Mozilla 宣佈 Firefox 3.0 的下載次數已經列入金氏世界紀錄了,次數是 8002530 人次:We’re official!。 Firefox 3.0.1 已經在測試,而 Firefox 2.0.0.15 已經釋出,應該都是為了安全性問題而修正:Firefox 2.0.0.15 security and stability update now available for download。 Javascript 的問題。假設 obj.fn 裡有一個 foo 變數,在 Firefox 上可以使用 var a; eval(‘a = foo’, … Continue reading
Posted in Browser, Computer, Firefox, Murmuring, Network, Programming, Security, Software, WWW Leave a comment
MySQL 的 ORDER BY RAND() 的替代方案
Tweet 在 XDite 這篇 [Rails] The Better Way To Do Random 所提到 Jan Kneschke 的「ORDER BY RAND()」這篇文章裡為了找到 ORDER BY RAND() 的替代方案,花了不少功夫解釋。 (PS:我跟 XDite 同屬 PIXNET 的一員,其中本篇文章所提到的 VeryXD 主機目前也放在 PIXNET 的機房裡) 最原始的想法是: SELECT MAX(id) FROM table; ### 在 application 取一個 1 … Continue reading
養樂多可樂 (多多可樂)
Tweet 今天去買了「養樂多可樂」來喝 XD 是還蠻好喝的啦,但是我不會再買第二次 XD PS:照片晚點再找上來… Update:照片請參考「三個老闆的飲料」這篇,我跟 far 都喝養樂多可樂 (其中右邊那杯故意寫「布丁可樂」,其實是一樣的東西 XD)。
Posted in Food, Murmuring, Recreation 3 Comments
