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Linux Commands to Check Hardware and System Information

Hardware InformationHardware Information123sudo lshwsudo lshw -shortsudo lshw -html > lshw.html CPUCPU information 1lscpu DiskBlock Dev

2022-10-19

MySQL Full-Text Index

MySQL Full-Text IndexMySQL 5.7.6 supports full-text index for Chinese, Japanese, and Korean (CJK). The built-in MySQL full-text parser uses

2022-09-30

MySQL Database Design Best Practices

A column should represent only one dimension/concept/meaning Why: It creates confusion. It makes your code complex and hard to un

2022-09-30

jQuery Selectors and Filter Methods

Basic SelectorsSelect All 1$("*") Select by element id 1$("#id") Select by element class name 1$(".className&qu

2022-08-25

MySQL Query Optimization Tips

Common SQL OptimizationSelect only need columns Convert a complex SQL statement to multiple simple SQL statements Convert queries to use ind

2022-08-23

Type Handling in MyBatis

jdbcTypeThe jdbcType is a property for mapping Java object field values to SQL column values. You need to specify the jdbcType when passing

2022-08-18

How to Pass Nested Object to Spring MVC Controller

Nested ObjectThe POJO (a plain Java object) 12345678910111213@Datapublic class User { private Integer id; private String name;

2022-08-17

Software Design and Specifications

DesignDatabase Design PrinciplesMySQL Database Design API Design PrinciplesAn API should do one thing Why: If an API can do more than one th

2022-08-02

不要把那些狗屎放在你的简历上

在网上经常看到很多人发求职的帖子,贴出来的简历感觉都写的差不多,表面看起来很好,什么都会,但实际上没啥东西。简历存在的主要问题: 一、专业技能部分 所有的主流技术都列了一遍。→ 看不出擅长的技术,看不到技术深度。让人感觉什么都会点,但都不咋样。 什么技术都写熟悉。→ 写的是熟悉

2022-07-29

JavaScript Code Examples: Types, Values, and Variables

Primitive Types number string boolean bigint symbol null undefined StringMultiple line strings 123456789let multipleLineStr = `helloworld`;

2022-07-28
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