Java

Javascript Entry stage ——if sentence

1. Syllabus if The basic usage of sentences == Indicates whether it is equal or not 2.1 if sentence if sentence ： It's used for conditional judgmen...
2020-11-11 20:11 views 21

Choose to leave home and work abroad , What professional technology is more promising ?

Choose to leave home and work abroad , What professional technology is more promising ? In fact, everyone has his own dream , They all have their ...
2020-11-09 09:47 views 30

How to use entity class to receive get Request parameters for the request

How to use entity class to receive get The request parameters of the request sometimes ,get The request also has many parameters , probably 4,5 in...
2020-11-02 09:36 views 35

Ali P8 Sharing can make MySQL Performance improved hundreds of times , Farewell from now on CRUD

Recently, a small number of students have found jobs , But most of them are outsourcing or small and medium-sized enterprises , One of the stude...
2020-10-31 14:21 views 37

be based on JWT Of springboot Implementation of authority verification technology

be based on springboot Of JWT Simple implementation of token authority verification technology JWT brief introduction Json Web Token（JWT）：JSON Net...
2020-10-29 20:22 views 66

One MySQL I'll just hang you up , How dare you write on your resume “ master ”?

as everyone knows , Resume “ understand ＝ I've heard of names ; be familiar with ＝ Know what it is ; skilled ＝ Used ; master ＝ Made something ; Tw...
2020-10-26 20:20 views 39

ah ? Sealed classes can be inherited —— Ye Qing Jie （JDK15 New features ）

2020-9-15 Released JDK15JDK15 There are altogether 14 New features , Among them, the most impressive thing for the author is that —— Sealed classes...
2020-10-24 12:48 views 35

java object-oriented 4- Code block

Code blocks code blocks are declared in classes , It is similar to a method body without a name ( Code block ), Code block is divided into instanc...
2020-10-22 08:54 views 34

stay SpringBoot Use in MongoDb Code for unit testing

Evaluate first ： The function is very good , But I always think it's a waste of time to introduce it first pom rely on <dependency> <g...
2020-10-21 17:45 views 28

Java exercises 1： Simply define a car class

Problem description ：         Define a car class , The class is required to contain at least 5 A private property （ ...
2020-10-18 21:50 views 37
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