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This article was written by Once, a member of Red Sun Security. If it is incorrect, it should be correct. Hello, we are the Red Sun Security-Web Security Attack and Defense Team.This project is a series of articles about Web security and includes an HTB range for you to practice with. We have given ...

This article mainly introduces the generation of tag cloud code analysis based on Python 3. The example code is introduced in detail in this article, which has a certain reference learning value for everyone's study or work. You can refer to the following for friends who need it Tag cloud is the most po ...

Python crawler learning - crawl the public service platform of construction market supervision The code is only for learning and communication. Please do not use it for illegal purposes. In case of infringement, please click here Contact author delete The code is only for learning and communication ...

Spring Learning Notes 1. Implementation of AOP based on aspect annotations Step 1, Create Bean s for Objects <!-- create object --> <bean id="book" class="com.itcast.aop.Book"></bean> <bean id="myBook" class="com.itcast.aop.MyBook"></bean> Step 2: Open AOP operations ...

Why to learn HQL (hibernate query language) - > this is an official recommendation with powerful functions ? delete Session.delete (object) - > batch delete Add? session.save session.persist Modify - > batch modify Sessin.update (object) Query object obj obj.setXXX(); Query? load get Query all ...

Recently, many LINUX environment databases of multiple customers have serious wait related to shared pool during peak business hours, including the library cache lock /latch: shared pool wait event, which leads to slow feedback from business users and failure to establish new business connections. &n ...

I. Druid Druid is the best database connection pool in the Java language, and also the open source project of Alibaba. Druid is a database connection pool developed by Alibaba called monitoring. In terms of function, performance and scalability, Druid is superior to other database connection pools, including DBCP, C3P0, BoneCP, ...

0. Introduction to MyBatis 1) MyBatis is an open source Apache project iBatis, which was migrated to Google Code by Apache Software Foundation in June 2010. As the development team moved to Google Code, iBatis 3.x was officially renamed MyBatis and the code was migrated to Github in November 2013 2) The term iBatis comes from a combination of ...

Chapter 1: Spring's IOC implementation of CRUD 1.1 - Requirements and technical requirements Requirement: realize CRUD operation of account Technology: Using spring's IoC to manage objects Using dbutils as a persistence layer solution Using c3p0 data source 1.2 - environment construction 1.2.1-Maven project import dependency <dependen ...

It's a little complicated. I'm confused today. First, put in the pages you need https://blog.csdn.net/u011872945/article/details/14452641 This person wrote a function in SQL server. You can find the parent node from the child node or all the child nodes from the parent node. It's powerful, and it uses recursion. https://zhi ...