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好记性不如烂笔头

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2017年11月11日 #

Elasticsearch System Call Filters Failed to Install

摘要: Elasticsearch starts to run, error occurs: Solution: reference: https://www.elastic.co/guide/en/elasticsearch/reference/current/system-call-filter-che 阅读全文

posted @ 2017-11-11 22:47 庄泽波 阅读(679) 评论(0) 推荐(0) 编辑

Open/Close Port in Centos

摘要: 1. Show status 2.Set Port 3.Save change 4.Restart 阅读全文

posted @ 2017-11-11 21:36 庄泽波 阅读(147) 评论(0) 推荐(0) 编辑

2017年10月15日 #

Convert Spaces to Tabs

摘要: Reference: https://stackoverflow.com/questions/9104706/how-can-i-convert-spaces-to-tabs-in-vim-or-linux 阅读全文

posted @ 2017-10-15 22:04 庄泽波 阅读(258) 评论(0) 推荐(0) 编辑

2017年10月10日 #

The first release candidate of Redis 4.0 is out

摘要: http://antirez.com/news/110 阅读全文

posted @ 2017-10-10 07:48 庄泽波 阅读(121) 评论(0) 推荐(0) 编辑

2017年9月30日 #

What's the Difference Between Iterators and Generators in Python

摘要: https://www.quora.com/Whats-the-difference-between-iterators-and-generators-in-Python 阅读全文

posted @ 2017-09-30 09:51 庄泽波 阅读(105) 评论(0) 推荐(0) 编辑

2017年9月25日 #

Atomic in Redis

摘要: Since Redis is single-threaded, everything is atomic. 阅读全文

posted @ 2017-09-25 21:05 庄泽波 阅读(152) 评论(0) 推荐(0) 编辑

2017年8月18日 #

IPC,Hz(Hertz) and Clock Speed

摘要: How do we measure a CPU's work? Whether it's fast or not depends on three factors: IPC, Hz, Clock speed. IPC means instructions per cycle, Hertz[Hz] m 阅读全文

posted @ 2017-08-18 09:36 庄泽波 阅读(286) 评论(0) 推荐(0) 编辑

2017年6月30日 #

Pattern Design - Strategy Pattern

摘要: If you can disassemble code and you want to apply one method of an object in another object that there is no inheritance between them, you can use Str 阅读全文

posted @ 2017-06-30 23:23 庄泽波 阅读(146) 评论(0) 推荐(0) 编辑

2017年6月23日 #

Learning Rust - Syntax

摘要: Rust is another compiling language that may replace the position of C/C++ in server filed. It runs fast and can be written easily comparing with Pytho 阅读全文

posted @ 2017-06-23 08:41 庄泽波 阅读(133) 评论(0) 推荐(0) 编辑

2017年6月21日 #

Avoid Inputing Password While Pushing/Pulling Git Project

摘要: If we add public key in our git account, we can pull/push project easily without password. However, we need passwd every time when we pull/push projec 阅读全文

posted @ 2017-06-21 18:22 庄泽波 阅读(117) 评论(0) 推荐(0) 编辑

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