I want to be able to drag and drag App model which is nested under Category model. http://railscasts.com/episodes/196-nested-model-form-part-1
I have an Android app where users can add items to a list, and I\'d like them to be able to re-order the items in the list however they want (as opposed to just offering them different sort orders). I
Right now I\'m distributing a .app file to people in my organization. I drag it to /Applications by authenticating as root, but every time the users launch the program they get a firewall warning. (Th
Here\'s a description: It operates like a regular map with get, put, and remove methods, but has a getTopKEntries(int k) method to get the top-K elements, sorted by the key:
目录一、不要忘记缩进二、缩进多少合适？三、所有语句都要缩进四、同一代码块缩进量要相同五、不要随便缩进前言：
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