Double Dispatch Pattern vs. Switch# JobHunting - 待字闺中h*a2012-12-04 08:121 楼还是明天最后一天必须purchase才可以 eligible w7 upgrade?thx
z*i2012-12-04 08:122 楼为什么会比switch statements好?Switch statements:public boolean beats(GameObject object){if(object.getClass.getName(0.equals("Rock"){result=false;}else if(object.getClass.getName(0.equals("Rock"){result=false;}else if(object.getClass.getName(0.equals("Rock"){result=false;}return result;}Doulbe Dispatch Pattern:public class Rock implements GameObject{public boolean beats(GameObject o){return o.beatsRock();}public beatsRock(){return false;}public beatsPaper(){return false;}public beatsScissors(){return true;}}
m*r2012-12-04 08:123 楼purchase date must fall in 6/xx/2009-1/31/2010you must purchase vista premium and ultimate pc【在 h********a 的大作中提到】: 还是明天最后一天必须purchase才可以 eligible w7 upgrade?: thx
h*a2012-12-04 08:124 楼我刚看了一下,貌似dell的必须1/31前 buy/registerhp的好象必须1/31前买,3/1之前submit对吗?【在 m*r 的大作中提到】: purchase date must fall in 6/xx/2009-1/31/2010: you must purchase vista premium and ultimate pc
m*r2012-12-04 08:125 楼不清楚了【在 h********a 的大作中提到】: 我刚看了一下,貌似dell的必须1/31前 buy/register: hp的好象必须1/31前买,3/1之前submit: 对吗?
w*r2012-12-04 08:126 楼how about newegg HP Pavilion dv6-1362nr?【在 m*r 的大作中提到】: purchase date must fall in 6/xx/2009-1/31/2010: you must purchase vista premium and ultimate pc
h*a2012-12-04 08:1210 楼hp.comdell.comsearch windows 7 upgradeclick service or somethingthen there will be a link to claim【在 L**i 的大作中提到】: claim的link是啥啊?