Ajax request data response format, a striking group must agree, the front-end knows how to deal with, there are many other cases, such as exceptions, ExceptionFilter, according to the fixed format return, such as no permission, Authorization, according to the fixed format return.
The nature of the Http request:
Request-response, can the respo ...
Posted on Tue, 08 Oct 2019 21:05:46 -0700 by Benjigga
The first method is to query all the data and then paginate it.
When paging, we need to get two parameters from the front desk, pageNo (which page data) and pageSize (the number of entries per page).
According to these two parameters, the data needed by the front end is to find the start index and the end index in the data list.
Posted on Tue, 08 Oct 2019 03:40:58 -0700 by cigardude
1. New Web Project
2. Add jar packages
3. Through reverse engineering, the corresponding entity and mapping files and interfaces are generated as follows
4. Create configuration files
4.1 spring configuration file
(1) 4.1.1 Application Context-dao.xml (dao layer configuration file)
Posted on Tue, 08 Oct 2019 02:10:39 -0700 by trackz
We use word cloud to visualize Gloria Tang's top 50 songs.
The contents of this visualization step are as follows:
Understand the principles of reptiles
Master the usage of xpath
Master the use of word cloud tool wordcloud
Understand the participle according to the use of jieba
Recurrence of Regular Expressions
First of all, we need to find t ...
Posted on Mon, 07 Oct 2019 15:46:03 -0700 by MattG
There are many pits in the development of small program payment functions, but caution is also a good thing for money. There are many examples of small program payment on the Internet, but most of them have some problems, and C# is less developed. The purpose of this document is to make a comment on the problems encountered in the development p ...
Posted on Mon, 07 Oct 2019 12:59:26 -0700 by Chad11
About the operation of files under folders (yolo-v3 data processing process)
1. Rename the image (file) under the folder to 1.jpg, 2.jpg, 3.jpg...
#Function: All files under the specified folder will be traversed and the file name will be changed
fpath ="E:/ID_card/NewID/Dim ...
Posted on Mon, 07 Oct 2019 08:16:34 -0700 by The Bat
This article introduces two kinds of registration broadcasting: dynamic registration (JAVA code), static (registration in the manifest file Android Manifest. xml)
Dynamic Registered Broadcasting Receiver
Achieved results: In app MainActivity, the button to send a broadcast message is clicked to give the following feedback:
Write text t ...
Posted on Sun, 06 Oct 2019 08:36:24 -0700 by Melville
Fuzzy query and dynamic query are one of the necessary functions of some management classes. Just as we have done this function today, let's summarize it.
I am in the framework of ssm, the environment configuration is omitted
First of all, dao.xml is sql statement.
<select id="fine" resultType=" ...
Posted on Sun, 06 Oct 2019 06:59:00 -0700 by haagen
Establishment of database tables
Create an entity class domain
Create dao layer, create dao interface and implementation class
Create service layer, create service interface and implementation class
Write configuration files
1. Database tables ...
Posted on Sun, 06 Oct 2019 05:37:09 -0700 by icarpenter
Recently, we wrote a small demo. Because of the cross-domain limitation of the interface when we use the online data of a large factory, we use Nginx agent to solve these problems.
1. nginx.conf configuration information
Because of the large amount of configuration information of nginx.conf, this article only focuses on following axios and stat ...
Posted on Sat, 05 Oct 2019 20:19:13 -0700 by smileyriley21