Course 11420
Course Introduction:This chapter uses HTML5 to take you through the handwriting development of the front-end production of Baidu’s takeaway mobile site.
Course 2857
Course Introduction:Course introduction: 1. Cross-domain processing, token management, route interception; 2. Real interface debugging, API layer encapsulation; 3. Secondary encapsulation of Echarts and paging components; 4. Vue packaging optimization and answers to common problems.
Course 1795
Course Introduction:Apipost is an API R&D collaboration platform that integrates API design, API debugging, API documentation, and automated testing. It supports grpc, http, websocket, socketio, and socketjs type interface debugging, and supports privatized deployment. Before formally learning ApiPost, you must understand some related concepts, development models, and professional terminology. Apipost official website: https://www.apipost.cn
Course 5521
Course Introduction:(Consult WeChat: phpcn01) The comprehensive practical course aims to consolidate the learning results of the first two stages, achieve flexible application of front-end and PHP core knowledge points, complete your own projects through practical training, and provide guidance on online implementation. Comprehensive practical key practical courses include: social e-commerce system backend development, product management, payment/order management, customer management, distribution/coupon system design, the entire WeChat/Alipay payment process, Alibaba Cloud/Pagoda operation and maintenance, and project online operation. .....
Course 5172
Course Introduction:(Consult WeChat: phpcn01) Starting from scratch, you can solve conventional business logic, operate MySQL with PHP to add, delete, modify, and query, display dynamic website data, master the MVC framework, master the basics of the ThinkPHP6 framework, and learn and flexibly master all knowledge involved in PHP development. point.
Best way to preload route data before accessing the route.
2023-11-17 14:54:42 0 2 379
Using triggers and constraints to limit the number of records in MySQL
2023-11-14 13:35:02 0 4 434
Encountered PHPMailer undefined type error (tried using Composer also didn't work)
2023-11-12 17:35:06 0 1 180
How to publish SQLite database data to an online MySQL database in Flutter?
How to sync offline SQLite to MySQL online database in Flutter? Any suggestions?
2023-11-10 12:36:40 0 2 247
Laravel: GuzzleHttp\Exception\ConnectException: cURL Error 7: Connection failed
2023-11-09 18:54:47 0 1 196
Course Introduction:The go language synchronization mechanisms include: 1. Mutex lock, which is one of the most basic synchronization primitives in go; 2. Read and write mutex lock, which can improve concurrency performance; 3. Condition variables, used between multiple goroutines Synchronization primitives for communication; 4. Channels, the main mechanism for communication between goroutines; 5. Atomic operations, a mechanism for simple operations that achieve concurrency safety; 6. Once, used to ensure that an operation is only executed A one-time synchronization primitive.
2023-07-31 comment 0 616
Course Introduction:In a multi-process or multi-thread operating system environment, synchronization and mutual exclusion are key concepts used to ensure correct access to shared resources. The following are the design principles of synchronization and mutual exclusion and how they are implemented in Linux: Synchronization mechanism (Synchronization) The synchronization mechanism coordinates the execution of multiple execution threads or processes to ensure that they execute in a certain order or wait under specific conditions. process. Common synchronization mechanisms include semaphores, condition variables, barriers, etc. Design Principles Atomic Operations: Atomic operations refer to indivisible operations, either all of them are executed or none of them are executed. In synchronization, atomic operations are an essential element to ensure safe execution of a thread or process. Mutually exclusive access (Mu
2024-03-18 comment 597
Course Introduction:Java thread synchronization mechanism includes: synchronized keyword: ensures that only one thread executes a specified method or code block at the same time. ReentrantLock: Reentrant lock, allowing multiple threads to acquire the same lock. Semaphore: Counter, limits the number of threads that can acquire locks at the same time. Atomic variable: A thread-safe variable class that updates variable values synchronously. By using these mechanisms, the integrity of data in a multi-threaded environment can be guaranteed and unpredictable errors can be prevented.
2024-04-12 comment 0 447
Course Introduction:The synchronization mechanism (Synchronization) in Golang is an essential part of multi-threaded programming. However, in large-scale concurrency scenarios, the synchronization mechanism may become a performance bottleneck. Therefore, we need to think about how to optimize the synchronization mechanism to improve the performance of Golang programs. First, let us understand the commonly used synchronization mechanisms in Golang. Golang provides synchronization primitives such as mutex (Mutex), read-write lock (RWMutex) and condition variable (Cond). These are the same
2023-09-29 comment 0 850
Course Introduction:Using Golang's synchronization mechanism to improve performance In concurrent programming, handling shared resources is a critical task. In Golang, we can use synchronization mechanisms to ensure safe access to shared resources, thereby improving program performance and reliability. This article will introduce some ways to use Golang's synchronization mechanism to improve performance, with specific code examples. 1. Mutex lock (Mutex) Mutex lock is one of the most commonly used synchronization mechanisms in Golang. It is used to protect access to shared resources and is also one of the most
2023-09-28 comment 0 656