MyBatis review the old and learn the new - underlying operating principle

preparation [References] public class MainClass { public static void main(String[] args) throws Exception { String resources = "mybatis-config.xml"; InputStream inputStream = Resources.getResourceAsStream(resources); SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(inputStream); SqlSession sqlSessio ...

Posted by ubuntu-user on Wed, 26 Jan 2022 16:56:14 +0100

Segmented random practice - simulating online traffic

In daily performance testing, traffic playback is a very excellent way. It can not only quickly build test cases and be infinitely close to the preset scenarios, but also greatly reduce the test threshold and save time and cost with the help of many excellent playback frameworks such as goreplay. This method is very suitable for rapid performan ...

Posted by SZero on Tue, 25 Jan 2022 04:30:21 +0100

Function and functional programming

From: Micro reading https://www.weidianyuedu.com/content/4317415636514.html Throughout all the key knowledge that must be mastered in JavaScript, function is the most easily ignored knowledge point when we first learn. Many people and articles may tell you that object-oriented is very important and prototype is very important, but few people ...

Posted by hypedupdawg on Sun, 23 Jan 2022 23:05:57 +0100

Welfare, little sister, why did you run to my computer when dancing live!! Python catches the live signal source of tiger tooth little sister!! Get in the car!

Related documents Pay attention to Xiaobian and receive private letter Xiaobian! Of course, don't forget a three in a row~~ Yes, we can pay attention to the official account of Xiaobian yo ~ ~ Python log Hello everyone, I'm bold again! I'll share games with you every day. I'm sure my friends feel a little bored. Today it brings benefits to y ...

Posted by sankaty on Sun, 23 Jan 2022 18:00:34 +0100

java polymorphism understanding

Understanding of polymorphism: The so-called polymorphism refers to the specific type pointed to by the reference variable defined in the program and the method call issued through the reference variable. It is not determined during programming, but only during the running of the program, that is, a reference variable will point to the instance ...

Posted by fr34k2oo4 on Sun, 23 Jan 2022 17:50:07 +0100

Codeforces Round #767 (Div. 2) (Updated)

title : Codeforces Round #767 (Div. 2) date : 2022-1-23 Tags: ACM, practice notes author : Linno Title link: https://codeforces.com/contest/1629 Test progress: 4/7 A-Download More RAM Give you the initial memory capacity k and n expansion packs. If your current memory is larger than the expansion pack's requirement ai, you can increase th ...

Posted by bidntrade on Sun, 23 Jan 2022 03:08:18 +0100

One move will take you to master all the videos of station B. Python script will download your favorite fairy videos and download whatever you want

Mobile phone buddies, especially those with little sisters, are now being written out to download B's dance videos. Now, interested friends can try to practice their hands, and then download other areas such as animation, music, fashion, ghost and tiktok, etc. after they master the method, B can help them to learn how to do the work. Download ...

Posted by knowj on Sat, 22 Jan 2022 16:27:51 +0100

Lua_ Modules and packages_ Loading mechanism_ Package C_ Script uninstall_ Large G table (13)

Code cloud code link https://gitee.com/wenwenc9/lua_pro.git 1, require Module is similar to a package library. Starting from Lua 5.1, Lua has added a standard module management mechanism, which can put some common code in one file and call it elsewhere in the form of API interface, which is conducive to code reuse and reduce code coupli ...

Posted by viperdk on Sat, 22 Jan 2022 06:16:52 +0100

C + + message bus Mozart: optional

optional principle Mozart's optional is also a container, which is responsible for managing an optional holding value. This holding value can exist or not exist. File git address: https://github.com/libmozart/foundation/blob/master/mozart%2B%2B/mpp_foundation/optional.hpp Implementation principle: in addition to containing the value, the data ...

Posted by Deadmeat on Sat, 22 Jan 2022 06:05:04 +0100

Introduction to python (Internship)

Write in front This blog is a non systematic introductory tutorial, which is only for bloggers to sort out the relevant knowledge points of high-frequency operations involved in the use of python. 1 Introduction to Python python download and installation Download address: python official website Click Downloads and select your favorite ver ...

Posted by Cong on Sat, 22 Jan 2022 04:11:46 +0100