Database - java design table prefix meaning

Why does the java + Mybatis system need to add table prefixes when designing tables? Are there any disadvantag...

From [Javadiscussion group] 2017-06-12 09:21:42 0  4  839

tomcat - java data storage problem

As the title states, there is a login system, but the old project does not have a cache (I don’t have the righ...

From [Javadiscussion group] 2017-06-12 09:21:38 0  1  746

java - Configuring tomcat installation-free version, unable to start, returning error code 4

JDK was installed two years ago, so I installed tomcat directly today, and then the following prompt popped up...

From [Javadiscussion group] 2017-06-12 09:21:32 0  2  1180

java - Why can't I break out of this loop?

1. Problem description: Keep in an infinite loop, printing repeatedly until an error occurs 2. Related code {c...

From [Javadiscussion group] 2017-06-12 09:21:20 0  9  901

java - The main thread exits without the child thread ending

Today, a bug occurred when running a program, that is, a sub-thread task executed by the main function was lau...

From [Javadiscussion group] 2017-06-12 09:21:01 0  2  1194

How to change the http version number used when Java sends an http request?

How to change the http version number used when Java sends an http request? How do I manually implement using ...

From [Javadiscussion group] 2017-06-12 09:20:48 0  2  1037

javascript - Select a tag, add class style to the selected tag, and delete class style to sibling elements

Click a label to add a class style to it and delete the class style of its sibling elements. //Click event, $(...

From [Javadiscussion group] 2017-06-12 09:20:42 0  3  942

Does python have a class similar to java Bytebuffer that operates buffers?

Does python have a class with functions similar to Java ByteBuffer? ByteBuffer in Java is a class that stores ...

From [Javadiscussion group] 2017-06-12 09:20:29 0  1  1016

java - Problem with separating verification code from front to back end

Premise: Suppose I have an interface for obtaining verification codes. It is under https://api.b.com/captcha. ...

From [Javadiscussion group] 2017-06-12 09:20:13 0  1  1267

A problem encountered during a small example of javabean+jsp

Regarding a problem encountered during a small example of javabean+jsp, there is no connection error in the da...

From [Javadiscussion group] 2017-06-12 09:20:10 0  2  914

java - Is overloading polymorphic? ?

This problem is really a headache. No matter how you talk about it, there is a point of view 1: the three elem...

From [Javadiscussion group] 2017-06-12 09:20:06 0  3  1168

php - What is the situation when mysql restarts infinitely?

The following is the database log 170610 15:31:09 mysqld_safe Number of processes running now: 0170610 15:31:1...

From [Javadiscussion group] 2017-06-12 09:20:03 0  1  771

Can't omit project name when deploying web project?

It is still not possible to omit the project name when entering the domain name. Everything that should be con...

From [Javadiscussion group] 2017-06-12 09:19:58 0  1  916

javascript - Use the on method to bind ui, the following li event, ui, li are generated by ajax, novice please help

When I use on, it cannot be bound, and I have doubts. on method {code...} tag, since it is generated by the aj...

From [Javadiscussion group] 2017-06-12 09:19:56 0  3  726

javascript - Jump to background garbled code problem through href attribute of a tag

The background garbled problem is jumped through the a tag href attribute. I tried request.setCharacterEncodin...

From [Javadiscussion group] 2017-06-12 09:19:51 0  2  937