This series combines the source code (based on springboot2.1.4) to analyze the execution process of springmvc.
First, a complete flow chart:
As we know, the reques ...
Posted on Mon, 13 Jan 2020 03:39:08 -0500 by Dark-Elk
Refining the core functions of Spring+MVC
Before learning the source code of a framework, we can think about the configuration items provided by the framework for developers, the functions of the framework in the project, and the presentation form of the framework in the project. We can ...
Posted on Mon, 13 Jan 2020 03:25:03 -0500 by blear
1, Sub account creation, AK information binding If you are the first time to log in to digital plus platform and use DataWorks with a sub account, you need to confirm the following information: • the business alias of the primary account to which the sub account belongs. • user name and password of the sub account. • AccessKey ID ...
Posted on Mon, 13 Jan 2020 02:57:38 -0500 by majik_sheff
Listener, filter and Servlet are three components commonly used in Java Web development. Filter is the most frequently used component, which is often used for simple permission processing, request header filtering and XSS attack prevention. If we use the traditional Spring MVC for development, we only need to configure the following in Tomcat's ...
Posted on Mon, 13 Jan 2020 02:50:08 -0500 by mccormr7
Data analysis day01
What is data analysis
It is to extract the information hidden behind some seemingly disordered data and summarize the internal law of the research object
Data analysis is to analyze a large amount of collected data with appropriate methods to help people make ju ...
Posted on Mon, 13 Jan 2020 02:42:18 -0500 by mady
When integrating Spring with Java Web, Spring can accomplish the following tasks:
1)Spring to control transactions (Dao jdbctemplate)
2) All components autowrapped
3) Manage database
1.1 steps of integration
1. guide pack
2. write configuration
1) add all components to the contain ...
Posted on Mon, 13 Jan 2020 02:20:50 -0500 by marty_arl
8. Feature extraction
Convert any data (such as text or image) into digital features that can be used for machine learning
Note: eigenvalue is for better understanding of data by computer
Feature extraction and classification:
Dictionary feature extraction (feature discretization)
Posted on Mon, 13 Jan 2020 02:18:22 -0500 by aquilla
I'm trying to create an image (as background) on the button and add it dynamically, depending on what happens at run time, some text above / above the image.
I can't even add text if I use ImageButton. If I use Button, I can add text, but only define an image with Android: drawablebutton and here XML like attributes defined for.
Posted on Mon, 13 Jan 2020 00:04:59 -0500 by adredz
vnpy source reading and learning
By reading vnpy, learn some design ideas and concepts of quantitative trading system.
Learn some skills and paradigms of python project development by reading vnpy
Through the design of vnpy, we can use python to reproduce a small and simple quantitative trading system
See if you can use java or. net to ...
Posted on Sun, 12 Jan 2020 23:47:32 -0500 by bigger
*There are many panoramic websites and companies in the market. I will not list them here. I will Baidu VR and
Panorama and so on will jump out a lot. *
1, Panoramic photo making
1. UAV makes panoramic photos
1.1 panoramic photo production of Dajiang UAV is completed by using one key 720 pano ...
Posted on Sun, 12 Jan 2020 23:39:19 -0500 by qwave