Ubuntu 14.04 unmet dependencies when installing Wine

tiger@Tiger-Desktop:~$ sudo apt-get install wine
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
wine : Depends: wine1.6 but it is not going to be installed
E: Unable to correct problems, you have held broken packages.

After a hour of trial and error,
I found out that the problem was caused by outdated software source.
Just changed back to “archive.ubuntu.com” and dependency error is fixed.
(The broken server is ubuntu.01link.hk)

Be careful when using 3rd party software sources!
You can check if a mirror is up-to-date here.

[BuzzWord拆解系列] 淺談雲端運算 Cloud Computing (上)

近年 IT 界 Buzzword 之最,莫過於 “Cloud” 一詞。

“Cloud Computing” 實際是甚麼,則甚少有人考究。

即使在美國,竟然有 51% 人相信壞天氣會影響雲端運算

Continue reading “[BuzzWord拆解系列] 淺談雲端運算 Cloud Computing (上)”

PhoneGap 與 Cordova 的實際差異

談起跨平台手機 Apps,PhoneGap 應該算是最為人熟識的 Framework。
那 Cordova 又是啥東東?

原來是 Adobe 在 2011 年從一家小型公司手上收購了 PhoneGap。
然後又把它的 Source Code 捐獻了給 Apache 基金會成為 OSS。
但 Adobe 又保留了 PhoneGap Build 這個服務自己獨有。

從此於是乎兩者的關係曖昧不清…按照官方的說法 PhoneGap 是 Cordova 的一個 distribution。

PhoneGap is a distribution of Apache Cordova. You can think of Apache Cordova as the engine that powers PhoneGap, similar to how WebKit is the engine that powers Chrome or Safari.

Continue reading “PhoneGap 與 Cordova 的實際差異”