其實(shí)可以直接本地調(diào)試的,對于新手來說友好一點(diǎn),配置連接hadoop服務(wù)器的環(huán)境能折騰死新手
https://www.polarxiong.com/archives/Hadoop-Intellij%E7%BB%93%E5%90%88Maven%E6%9C%AC%E5%9C%B0%E8%BF%90%E8%A1%8C%E5%92%8C%E8%B0%83%E8%AF%95MapReduce%E7%A8%8B%E5%BA%8F-%E6%97%A0%E9%9C%80%E6%90%AD%E8%BD%BDHadoop%E5%92%8CHDFS%E7%8E%AF%E5%A2%83.html
https://www.polarxiong.com/archives/Hadoop-Intellij%E7%BB%93%E5%90%88Maven%E6%9C%AC%E5%9C%B0%E8%BF%90%E8%A1%8C%E5%92%8C%E8%B0%83%E8%AF%95MapReduce%E7%A8%8B%E5%BA%8F-%E6%97%A0%E9%9C%80%E6%90%AD%E8%BD%BDHadoop%E5%92%8CHDFS%E7%8E%AF%E5%A2%83.html
2019-05-21
Hadoop 1.2.1版本
private static String cache = "/ItemCF/step1_output1/part-r-00000.txt";
DistributedCache.addCacheFile(new URI("/ItemCF/step1_output1/part-r-00000#itemUserScore1"),conf);
private static String cache = "/ItemCF/step1_output1/part-r-00000.txt";
DistributedCache.addCacheFile(new URI("/ItemCF/step1_output1/part-r-00000#itemUserScore1"),conf);
2019-04-30
Mapper2步驟的時(shí)候有一些小問題,進(jìn)行相似度分母計(jì)算時(shí),按照下劃線分割后進(jìn)行分值相乘的數(shù)據(jù)應(yīng)該是位置為1的數(shù)據(jù)。
2019-02-17