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[TOC]
recommender system01
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ref https://tech.meituan.com/2019/02/14/talk-about-java-magic-class-unsafe.html
[TOC]
JAVA UNSAFE
//分配内存, 相当于C++的malloc函数
public native long allocateM
...
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如何在mac上创建一个hadoop环境
https://www.jianshu.com/p/dc6829389298
如何创建一个directory
https://blog.csdn.net/macanv/article/details/52729625
hadoop fs -put /home/
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这个是整个知识图谱的架构，分为三大块：基础知识，机器学习，大数据
[TOC]
基础知识
编程语言
java
c++
python
scala
数据结构
基础数据结构
高级数据结构
基础算法
基础算法
高级算法
操作系统
操作系统基础知识