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bluemapleman / NewsRecommendSystem

个性化新闻推荐系统，A news recommendation system involving collaborative filtering,content-based recommendation and hot news recommendation, can be adapted easily to be put into use in other circumstances.
MIT License
767 stars 274 forks source link

recommendation can be null #9

Closed carsickcars closed 5 years ago

carsickcars commented 5 years ago

使用过程中这里如果没数据的话recommendation这个变量如果为Null会抛异常

bluemapleman commented 5 years ago

thanks for your contribution!