Course Intermediate 15452
Course Introduction:"Comprehensive Analysis of Java Annotations" is an important online Java tutorial. In project development, annotations are used everywhere. The use of annotations simplifies the code and reduces the programmer's workload. This course leads students to have a comprehensive understanding of Java annotations, including why annotations are used, common annotations in Java, classification of annotations and how to customize annotations. Finally, a practical case is used to demonstrate the application of annotations in actual projects.
Course Elementary 5093
Course Introduction:Bootstrap is a simple, intuitive, and powerful front-end development framework that can make web development faster and simpler.
Course Elementary 22673
Course Introduction:HTTP protocol (HyperText Transfer Protocol, Hypertext Transfer Protocol) is the most widely used network transmission protocol on the Internet. All WWW files must comply with this standard. From the beginning of this lesson, we will learn the details of HTTP.
Course Advanced 1373
Course Introduction:Django DRF source code analysis includes: 1 Front-end and back-end separation mode 2 restful interface specification 3 Simple applications of CBV 4 Object-oriented and reflection supplement 5 CBV source code analysis 6 CBV source code analysis 2 7 APIView source code analysis 8 Serialization and deserialization of DRF 9 Supplementary information on the use of serializers 10 Serializer save operation 11 Interface implementation based on APIView 12 save method completes updating data 13 ModelSerializer 14GenericAPIView 15GenericAPIView(2) 16 min mixed class 17 Re-encapsulation of Minin mixed classes 18ViewSet 19 ModelViewSet 20 routing components
Course Elementary 2110
Course Introduction:If you have any questions, add WeChat: Le-studyg; this course is a course for Swoole extension, aiming to deeply explore the Swoole multi-process model and its implementation principles. Through this course, learners will understand the concepts, principles and applications of the multi-process model in the Swoole framework. The course content covers the basic concepts of the Swoole multi-process model, inter-process communication, process management, process pools, etc., helping learners comprehensively master the technical points of Swoole multi-process programming, so as to better apply it to actual projects. Through the study of this course, students will be able to have a deeper understanding of the Swoole multi-process model and provide strong support for the development of high-performance, high-concurrency network applications.
Course Elementary 5722
Course Introduction:TypeScript is a superset of JavaScript types that can be compiled into pure JavaScript. TypeScript can run on any browser, any computer, and any operating system, and is open source.
Course Intermediate 3242
Course Introduction:Tomcat is a Servlet container developed by the Jakarta project under the Apache Software Foundation. According to the technical specifications provided by Sun Microsystems, it implements support for Servlets and JavaServer Page (JSP), and provides some unique functions as a Web server, such as Tomcat Management and control platform, security bureau management and Tomcat valve, etc.
Course Intermediate 2326
Course Introduction:Promise objects represent events that will occur in the future and are used to deliver messages for asynchronous operations. With the Promise object, asynchronous operations can be expressed as a synchronous operation process, avoiding layers of nested callback functions. In addition, Promise objects provide a unified interface, making it easier to control asynchronous operations.
Course Intermediate 2672
Course Introduction:Golang has an in-depth understanding of the GPM scheduler model and full scenario analysis. I hope you will gain something from watching this video; it includes the origin and analysis of the scheduler, an introduction to the GMP model, and a summary of 11 scenarios.
Course Intermediate 2454
Course Introduction:This set of courses is based on the design concept and data structure of MySQL index, index usage scenarios, index classification, index usage scenarios, index performance analysis, query optimization, slow query of MySQL index, etc. It mainly describes the solution of MySQL index optimization. It is very suitable for students who have basic knowledge of MySQL or have certain work experience. The course explains how to solve the problem of slow large-volume queries, how to write an efficient SQL, how to optimize query statements, what is the implementation principle of indexes, how to optimize indexes... and many other difficulties and interview points in SQL index optimization.
Course Intermediate 4867
Course Introduction:Message queue is an asynchronous communication method between services, suitable for serverless and microservice architecture. Messages are stored on the queue until they are processed and deleted. Each message can be processed only once by a user. Message queues can be used to separate heavy-duty processing, buffering or batching work and to alleviate peak workloads.
Course Elementary 36430
Course Introduction:Detailed explanation of the use of layUI front-end framework
Course Intermediate 10729
Course Introduction:"BootStrap plug-in explanation video tutorial" This course was recorded by Beifeng.com. Bootstrap, from Twitter, is a very popular front-end framework. Bootstrap is based on HTML, CSS, and JavaScript. It is simple and flexible, making web development faster.
Course Intermediate 35697
Course Introduction:"ThinkPHP5 Basics Video Tutorial" This course is a video tutorial jointly launched by tpshop and thinkphp. The ThinkPHP5.0 version is a subversive and reconstructed version. It adopts a new architectural idea, introduces more new PHP features, and optimizes The core reduces dependencies, implements true lazy loading, supports composer, and has made a lot of optimizations for API development, including routing, logs, exceptions, models, databases, template engines and verification modules that have been reconstructed and are not suitable For upgrades of original 3.2 projects, please carefully consider upgrading commercial projects, but it is definitely the first choice for new projects (whether it is WEB or API development).
Course Elementary 11435
Course Introduction:"Ajax Principles Detailed Video Tutorial" The core of Ajax is the XMLHttpRequest object, referred to as XHR. It is used to enable the browser to request additional data from the server without unloading the page, which greatly improves the user experience. Prior to this, this technology actually existed and was implemented by some people, but it was not popular and was not supported by browsers. However, after that, IE5 introduced XHR objects for the first time and supported ajax technology, which was subsequently supported by all browsers.
Course Intermediate 4188
Course Introduction:The basic detailed explanation is the first part of the DOM exploration series of courses, which introduces the basic knowledge of DOM in detail and comprehensively. First, let you understand how DOM is used in actual development through a case. Understand how to determine the node type of an element, master the inheritance hierarchy of element nodes, and the classification and rules of various element nodes. Lay a solid foundation for subsequent courses.
Course Elementary 9526
Course Introduction:"Detailed Explanation of the Latest Basic Tutorial of CSS3" mainly introduces CSS3 technology that is more advanced than CSS and is also an upgrade technology of CSS.
Course Intermediate 2603
Course Introduction:This set of video tutorials provides an in-depth explanation of TypeScript, covering environment construction, various types in TypeScript (basic types, arrays, objects, tuples, enumerations, unknown, any, void, never, etc.), and the compilation of TypeScript. options, as well as related object-oriented knowledge in TypeScript (classes, abstract classes, and interfaces). At the end of the tutorial, the knowledge is systematically connected through a practical project "Snake". TS itself is not a sophisticated technology and can be easily mastered by students with a basic knowledge of JavaScript.
Course Intermediate 2948
Course Introduction:Digital signature generation and verification principles, AES and RSA encryption and decryption
Course Advanced 9341
Course Introduction:The CSS tutorial "CSS In-depth Understanding of Border Video Tutorial" will explain in depth the border attribute in CSS, the relationship between border-color, border and background positioning, border and transparent borders, and teach you how to use border for graphics Construction, and how to complete our layout using limited tags with the help of borders.