The bootstrap navigation bar enables the mouse to move in and expand the event, highlighting the event

HTML code: <nav class="nav1 navbar navbar-default navbar-fixed-top" style="border-Radius:0px;"> <div class="container"> <div class="navbar-header"> <a href="#" class="navbar-brand">logo</a> <button type="button" class="navbar-toggle" data-toggle="collapse" data-tar ...

Posted by midgar777 on Sat, 01 Feb 2020 00:59:32 +0100

Struts2 (X. display photo list on modification page and add delete photo function)

1, Show photo list function The general processing method in struts 2:First, in action, prepare the data and go to jsp to display 1.UserAction /** * Click modify user to jump to modify user interface * Prepare photos for users to display in modify.jsp * @return * @throws SQLException * @throws ClassNotFoundException ...

Posted by bruceleejr on Fri, 31 Jan 2020 18:08:49 +0100

A production environment mysql migration operation mysql space release (defragmentation)

A production environment mysql migration operation (I) data archivingA production environment mysql migration operation (2) mysql space release (defragmentation) The fixed time archive is added above. Now some large table disk space has not been released, resulting in larger and larger database files. N ...

Posted by dmarquard on Thu, 30 Jan 2020 14:49:56 +0100

Hibernate (17) grab strategy

This blog series is summarized here: Hibernate summary Fetching strategies Fetching strategies 1. Multi to one single end grabbing The first way The second way 2. One to many grabs One end of one is a single object query One end is multiple object queries Source project file: Hibernate 4.3_ ...

Posted by billman on Wed, 29 Jan 2020 15:09:04 +0100

Read the source code of mybatis -- Interceptor

Reprinted from Read the source code of mybatis (8) -- Interceptor 1 Intercetor MyBatis allows you to make intercept calls at some point during the execution of mapped statements. By default, MyBatis allows the use of plug-ins to intercept method calls including: Executor (update, query, flushState ...

Posted by steelmanronald06 on Mon, 27 Jan 2020 06:01:59 +0100

C ා devexpress gridcontrol paging control control production

The implementation of this small function is a little complicated. Paging is controlled by a single user control, which results in the separation of query paging and gridcontrol pages. Generally, girdcontrol is notified to query through paging events Sometimes query all, sometimes a month, or some o ...

Posted by nomis on Sun, 26 Jan 2020 18:42:25 +0100

Java annotation practice

Annotation practice Roughly make a simple practice, make an ORM small scheme, and realize it by annotation A user table information, field: id, user name, nickname, age, gender, address, email, mobile number Simply retrieve each field or combination of conditions and print SQL to display the results When retrieving data, we need to consi ...

Posted by Bikkebakke on Sun, 26 Jan 2020 17:40:58 +0100

Add record code for the development of plug-in of UE4 connecting MySQL database

In this article, we first talk about the function of each part of the code in the previous article, then add the code to store data in the database in the SqlBlueprintFunctionLibrary class, and introduce how to add comments and expose them to the blueprint.   1. CAPI is a packaged third-party libr ...

Posted by phpsharma on Sun, 26 Jan 2020 13:51:20 +0100

Sharing custom page query tool of JAP list

The paging tool based on JPA supports multi table Association of native sql, and the generation of conditions only needs to be explicitly annotated on dto. It can simplify development, improve development efficiency, and conform to the development habits of mybatis developers. 1. User defined cond ...

Posted by hightechredneck on Mon, 20 Jan 2020 17:46:08 +0100

Teachers don't have to worry about my curriculum design anymore -- using Java + MySQL to implement a student information management system

This article is the author's work in the course design. It is mainly published to share the following learning results with you. If there is any omission, please spray lightly Not much nonsense, first of all, source code Student information management system implemented by Java + MySQL This blog is just ...

Posted by britt15 on Mon, 20 Jan 2020 15:38:09 +0100