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前言三月真是一个忙碌的季节,刚刚开学就需要准备各种面试和笔试(鄙视)。幸运的是,在长达一个月的面试内推季之后,终于同时拿到了阿里和腾讯的offer,还是挺开心的。突而想起久未更新的博客,就冒昧学一学各路大神,分享面试过程中的经验总结。总的来说,本人并不是什么超级大牛,文章更多的是经历叙述,大神可自行... 阅读全文
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文章列出了Java开发者最常犯的是个错误。1.将数组转换为ArrayList为了将数组转换为ArrayList,开发者经常会这样做:?1List list = Arrays.asList(arr);Arrays.asList()会返回一个ArrayList,但这个ArrayList是Arrays的私... 阅读全文
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You may know that an unbounded wildcard Set can hold elements of any type, and a raw type Set can also hold elements of any type. What is the differen... 阅读全文
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转自:http://docs.opencv.org/trunk/doc/tutorials/introduction/java_eclipse/java_eclipse.htmlUsing OpenCV Java with EclipseSince version 2.4.4 OpenCV supp... 阅读全文
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OpenCV is the most popular and advanced code library for Computer Vision related applications today, spanning from many very basic tasks (capture and ... 阅读全文