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brief introduction When using a list or dictionary to pass parameters, you may encounter that the function changes the value of the list, but you don't want to remember the value in the original list. Therefore, python provides a copy module, which includes copy() and deepcopy(). As the name suggests, copy() refers to shallow copy and deep ...

catalogue @SpringBootApplication Spring Bean related @Autowired @Component,@Repository,@Service, @Controller @RestController @Scope @Configuration Handling common HTTP request types GET request POST request PUT request DELETE request PATCH request Front and rear end value transmission @PathVariable and @ RequestParam @RequestBod ...

How to rent AutoDL graphics card running project Use steps 1. Rent new instance reference AutoDL-GPU rental platform tutorial，AutoDL quick start 2. Install the personal version of XShell 7 + xftp7. Be careful to download XShell first and then xftp, otherwise - 1603 fatal error will be reported during xftp download. reference resources ...

Explore Spring principles Explore IoC principles First, let's have a general understanding of the loading process of ApplicationContext: We can see that the whole process is extremely complex and cannot be explained in one sentence, so let's start with ApplicationContext. Because the source code of Spring is extremely complex, it is impossible ...

catalogue 1 Preface 1.1 philosophy brought by survival pressure 1.2 # buying a house & a house slave 2 reptiles 2.1 basic concepts 2.2} basic process of reptile 3. Crawl Guiyang house price and write it into the table 3.1 result display 3.2 code implementation (Python)     1 Preface 1.1 philosophy brought by survival pressure ...

Design pattern: structural pattern – Proxy Pattern 1. Introduction Structural patterns describe how classes or objects form a larger structure according to a certain layout. It is divided into class structured pattern and object structured pattern. The former uses inheritance mechanism to organize interfaces and classes, and the lat ...

Python wechat ordering applet course video https://edu.csdn.net/course/detail/36074 Python actual combat quantitative transaction financial management system https://edu.csdn.net/course/detail/35475 preface Recently, I came to update this series. In fact, I feel that the pointer is still very important for us. The pointer is a "nightm ...

preface Display unit is the most important output device in embedded engineering and electronic products. 16x2 LCD is one of the most commonly used display units. 1602 LCD indicates that there are two lines, each line can display 16 characters, and each character occupies 5X7 matrix space on the LCD. In this paper, we connect 1602 LCD modul ...

Write in front    this series is written by myself word by word, including examples and experimental screenshots. Due to the complexity of the system kernel, there may be errors or incompleteness. If there are errors, criticism and correction are welcome. This tutorial will be updated for a long time. If you have any good suggestions, ...

1, Foreword    this article will mainly explain the dynamic parameterized form of use case design in interface testing. In addition, there is a portal of a series of articles below, which is still being updated. Interested partners can also go to check it. Let's have a look together without saying much~ Series of articles ...