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https://swenchao.github.io/2018/01/22/jia-zhuang-zi-ji-you-liao-bo-ke/
仿佛大佬们都有自己的博客,所以也想自己整个,但是怎奈水平太低,一直无从下手。这次在家时间长就决心整一个了,先从github page开始吧。经过几天的折腾,也终于弄的有点模样了。那就来写第一篇博客试试吧。
https://swenchao.github.io/2020/02/29/zhi-shi-chu-bei/
必备知识点(一)数据库mysql1. Innodb的索引实现为什么是B+树,B和B+区别(1) 区别① B+树,n个关键字就会有n棵子树;B树,n个关键字有n+1棵树
② B+树,记录都在叶子节点上,其他节点都是索引;B树所有节点都有记录
https://swenchao.github.io/2020/02/27/zui-jin-you-dian-huang/
想要实习,怎奈自己太菜;面试无助,惶恐,惶恐~
在屁屁的督促下,终于投完了前几天找的实习。哎,又要开始新的一波受虐了。
一、要开始知识储备了去年的多次实习面试受挫,现在想想面试都觉得害怕,感觉自己怎么都没准备好,什么都是一知半解,没有能
https://swenchao.github.io/2020/04/05/r-work1/
R作业题目描述
请使用R 软件进行以下编程要求:
请在R 中,执行以下代码(注意:请将studID 数字置换成你的学号):studID <- 2017120102set.seed(studID)n <- 10000num &
https://swenchao.github.io/2020/03/07/mian-shi-wen-ti-yi/
面试问题整理(一)字节跳动1. 什么是hashmaphashmap就是存储键值对的一种散列结构,里面存储的实体包括Key,Value和一个指向自己的next指针
https://swenchao.github.io/2020/03/22/java-mian-xiang-dui-xiang-xia/
忘了从某天决定学学java,刚开始笔记都记在了本子上,实在不想再用电子版重新写了,就写从面向对象(下)开始写吧.陆陆续续终于把面向对象下补充完了,后续接着更新吧~
面向对象(下)1、内部类
2、枚举
3、注解内部类理解一个类中又完整的嵌套了
https://swenchao.github.io/2020/03/27/yi-chang/
异常1、异常的概念
2、异常体系图★
3、常见的异常
4、异常处理的概念
5、异常处理的分类 ★
6、自定义异常【了解】
7、throw和throws的对比【面试题】异常的概念
异常的体系图
常见的运行异常介绍NullPointerExc
https://swenchao.github.io/2020/03/06/interviewsummary-1/
面试总结(一)前情提要一周两个面试,一个字节跳动基础架构,一个微软亚洲研究院。字节跳动真的是惨不忍睹,微软的要比字节稍好一点,但是,结果很可能是一样,尴尬~ :)
字节跳动面试问题1. 什么是hashmap2. hashmap底层是怎么实现
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