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brief introductionWhat is Mybatis?MyBatis is an excellent persistence layer framework, which supports custom SQL, stored procedures and advanced mapping. MyBatis eliminates almost all JDBC code and the work of setting parameters and obtaining result sets. MyBatis can configure and map primitive types, interfaces and Java POJO s (Plain Old Java ...

Author: [Han Xinzi]( https://github.com/HanXinzi-AI)@[ShowMeAI](http://www.showmeai.tech/ ) [tutorial address]( http://www.showmeai.tech/tutorials/84): http://www.showmeai.tech/tutorials/84 [address of this article]( http://www.showmeai.tech/article-detail/171): http://www.showmeai.tech/article-detail/171 Notice: All Rights Reserved. Plea ...

Recursion & iteration recursion Recursion is often used to describe the process of repeating things by self similar method. In mathematics and computer science, it refers to the method of using function itself in function definition. (A calls A) iteration Repeat the activity of the feedback process, and the result of each iteration will ...

Get more training data (data enhancement) Data enhancement using geometric transformations Geometric transformations such as flip, crop, rotation and translation are some commonly used data enhancement techniques. GAN based data enhancement Reduce network capacity The simplest way to prevent overfitting is to reduce the size of the mod ...

Tip: all notes in this series exist in Github , you can directly Github View all notes Aiming at the problem of private image warehouse, Docker officially provides the image service of building warehouse service: registry , private warehouses can be deployed using this image.However, the service provided by the official is particularly lig ...

In ordinary interface automation testing, if the parameters of the interface, such as If the transmission parameters such as url and headers change, or the logic and assertion of the test case change, the whole test code needs to be changed. apiobject design pattern draws lessons from the design pattern of pageobject, which can realize an elega ...

Tip: all notes in this series exist in Github , you can directly Github View all notes Configure interface proxyIn the case of front-end and back-end separation, the most common way for the front-end to request the back-end interface is to use the reverse proxy. The reverse proxy will make the browser think that it is a homologous path, wh ...

Atlantis [line segment tree + scanline + discretization] POJ1151,ACwing247 Title: Several ancient Greek books contain descriptions of the legendary island of Atlantis. Some of them even include partial maps of the island. Unfortunately, these maps describe different areas of Atlantis. Your friend Bill must know the total area of the map. ...

Here is a long table with plates and candles lined up on it. Give you a string s with subscript starting from 0 |, which contains only the characters' * 'and' | ', where' * 'represents a plate and' | 'represents a candle. At the same time, you will be given a two-dimensional integer array {queries with subscript starting from 0}, where {querie ...

Only in cluster mode mongo Can be used changeStream The function of, This function is mainly to monitor in real time mongo Changes to the database, And obtain the changed information, changeStream The principle is to monitor all the time mongo of opLog Log changes to this file, To read this file, as we all know, we have mongo The database will ...