Posts by Year

2022

Learning Redis Streams

2 minute read

XREAD [COUNT count] [BLOCK milliseconds] STREAMS key [key …] id [id …] Some details: If COUNT is unset, it reads EVERYTHING. The ID field is an EXCLUSIV...

浅谈c++优化

less than 1 minute read

本文大部分整理自Optimizing_cpp

lc经典题及思路

less than 1 minute read

国内厂感觉考经典题的比较多,特别是那种经典的hard,没做过绝对想不到怎么做。遵从“核心题刷到会为止”的思想,特开一帖记录一下我做了很多次都8会的题。

OOD

less than 1 minute read

OK家人们,明天就是微软面试,所以我今天开始看OOD。我做得对吗。

浅谈虚拟化

less than 1 minute read

https://inst.eecs.berkeley.edu/~cs162/su20/static/lectures/26.pdf

QuantConnect入门

2 minute read

Final Year Project要用QuantConnect做backtest。所以记录一下学习过程。

浅谈Soot

less than 1 minute read

这学期上了一门PG课COMP5111,它的PA要求用Soot来对Java字节码进行操作(主要插入一些自定义指令)。这样在没有源代码(which is mostly the case)的情况下也能做事情了。

TinyWebServer研究(2)

less than 1 minute read

昨天是做出来一个可以打印出client发过来的信息的一个服务器。今天做一下接到读请求->读相应文件->返回符合http格式的返回报文。

浅谈zookeeper

less than 1 minute read

什么是zookeeper,为什么要有zookeeper

Raft Lab 2

less than 1 minute read

The Raft Interface

MapReduce是怎么切的

less than 1 minute read

当时学mr的时候有一个地方被卡了挺久,就是怎么分的M个map task和R个reduce task,特别是map完到reduce怎么分的。

浅谈Redis

less than 1 minute read

拉了,不想浅谈了。Redis这玩意也没法浅谈吧。

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2021

感想 12/19-12/26

less than 1 minute read

这周刷了70-80道atc(难度相当于lchard),然后两个周赛都翻车了。

First Week of LeetCode (10.1-10.4, 10.11-10.13)

less than 1 minute read

首周感觉还算可以,但是考虑到全职刷题的状态,进度我个人不太满意。反思一下,很多时候还是对着一个自己想的显然错误/不是最优的解法死磕导致效率不高。所以说接下来严格按照下图的方法来刷。

What I learned in Alibaba

2 minute read

I joined the DingTalk division of Alibaba Group as an intern at the beginning of August. I “formally” started learning computer science in December last year...

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