Location>code7788 >latest

  • Governments should set public opinion rankings on their official websites. All countries belong to local people

    Public opinion ranking list Purpose: Public opinion ranking list refers to the work direction of regional people to the government and even the country. Policies and regulations implementation takes effect and expire. Treat the people Focus on the incident Solutions and dates and progress Efficiency of the government’s implementation...

    Updated on 2025-04-02 11:05:00

  • Web Front-end Introduction Question 24: CSS Unit

    The unit is the thing that describes the length. For example, height is 180cm (cm), cm is the unit. css is no exception. To describe the size of a box, you must use units. css units are divided into several categories according to their functions: absolute units, relative units, viewport units, angle units, time units, grid units, frequency units, and resolution units. Dynamic calculation unit Before you understand the unit, you should first understand a few dynamic calculations...

    Updated on 2025-04-02 09:37:50

  • How Transformer\'s self-attention mechanism captures \"the past and the past\"

    The readers hope that I can combine the classical Chinese practices such as "Mortality" to show how the self-attention mechanism captures the "confron......

    Updated on 2025-04-02 08:16:13

  • A deep understanding of C++ conditional variables: Why `wait` loves `std::unique_lock`?

    A deep understanding of C++ conditional variables: Why wait loves std::unique_lock? In C++ multithreading programming, coordination among threads is a core challenge. We often need a thread to wait for a certain condition to be satisfied (for example, waiting for the task queue to be non-empty, or waiting for a certain calculation to be completed), while another thread is responsible for notifying the waiting thread when the condition is met. std::condition_v...

    Updated on 2025-04-01 23:33:55

  • Introduce some optimization solutions for single page first-screen loading ~

    Single-page application (SPA) homepage loading optimization solution. Homepage loading optimization is the core performance indicator of single-page a......

    Updated on 2025-04-01 22:43:03

  • Build a CI/CD system with a server bought at 99 yuan

    The story begins like this: when I was bored, I bought a 99/year service on Alibaba Cloud, deployed a Git service on it to host some code I wrote when I was bored, and also used it as a development server. In order to facilitate application management, docker was initially used to manage and deploy applications, but later it was upgraded and used docker-compose. After all, declarative deployment is more scientific than hand-knitting commands....

    Updated on 2025-04-01 22:38:16

  • zk basics—2. Architecture principles and usage scenarios

    Outline 1. Use scenarios of zk 2. Which systems will zk be mainly used? 3. Why is zk cluster necessary to be used in distributed system architecture? 4. What are the characteristics of zk distributed system? 5. Three roles of zk cluster machine 6. Long connection and session between client and zk 7. Zk's data model znode and node type 8. Zk's core Watcher listening callback mechanism 9. The main of ZAB protocol...

    Updated on 2025-04-01 21:39:41

  • Envoy Study Notes (I)

    This series of study notes was written by the author to record the learning process of cloud native infrastructure. If you want to learn envoy in detail, you can go to the tetraate official website and official documents to study. If you do not have any experience in cloud native, you can learn about the following concepts before learning related concepts: kubernetes (this is the basis of cloud native) What is the microservice architecture (microservices, RPC, service discovery, etc.) Service...

    Updated on 2025-04-01 20:43:27

  • vernacular kotlin coroutine

    This article mainly introduces Kotlin coroutine and its related concepts, including the definition, use, underlying implementation principles of coroutines, as well as the features, application scenarios and underlying principles of coroutine-based Flow and Channel....

    Updated on 2025-04-01 19:53:30

  • Extract the interoperability library of .Net and Javascript in BlazorWebview

    The purpose of doing this is to use Javascript in Blazor to interoperate with C#, but it does not need to load the entire Blazor class library. In addition, the BlazorWebView component does not support loading web pages directly through the Http protocol. When debugging, you need to write the backend interface first, then package the front-end, and then debug it together. It feels very troublesome, so I wonder if I can do it....

    Updated on 2025-04-01 15:58:00

  • I want to become a node_modules master! (I): Package manager selection, dependency analysis

    Good guy 1. Some problems with npm 1. Dependency Hell Nested dependency structure: Early versions of npm adopted a nested node_modules structure, with extremely deep dependencies, which can easily lead to long paths (especially on Windows) and even trigger file system restrictions. Version conflict: dependent version...

    Updated on 2025-04-01 11:43:21

  • 【FAQ】HarmonyOS SDK closed source open capability —Push Kit (12)

    1. Question description: Is the length of pushdeviceid fixed? Solution: In the Hongmeng system, the length of the device ID is fixed. 2. Problem des......

    Updated on 2025-04-01 10:31:31

  • Summary of usage methods of HttpClient and tool class encapsulation

    1. Introducing httppclient dependency First, you need to confirm whether httppclient dependency has been introduced in the project. If it has not been introduced, you need to add the following code to the pom.xml to introduce httppclient dependency: <dependency> <groupId>org.apache.httpcomponents&lt...

    Updated on 2025-04-01 09:39:12

  • C# Window Process Message Processing WndProc

    C# Window process message processing WndProc WinForm WndProc In WinForm, the method of rewriting WndProc is generally used to process the specified messages received by the window or control. Example: Sending WM_CLOSE& is prohibited through the close button or other sending....

    Updated on 2025-04-01 09:05:26

  • 【guava】B IMAP&multi map&multi set

    BiMap Map can implement the mapping of key -> value. If you want the mapping of value -> key, you need to define two maps and update them simultaneously, which is not elegant. Guava provides BiMap support to support bidirectional mapping relationships. Common implementations include HashMap, EnumBiMap, and EnumHashBiMap....

    Updated on 2025-04-01 08:15:49

  • tesseract engine RVV code learning notes

    Tesseract is an open source OCR (Optical Character Recognition) engine that converts text in images into machine-readable text formats. Since a colleague in the group once contributed RVV (RISC-V Vector) code to this project, I plan to take it out and learn it separately. PR link here: Add RISC...

    Updated on 2025-03-31 23:06:50

  • A new journey before quantification

    Hello everyone, I am Quantitative Little Ant. After many years, I have returned to this blog park platform and praise myself for not forgetting my ori......

    Updated on 2025-03-31 22:59:51

  • WPF\'s understanding of device independence

    The pixel unit of wpf is 1/96* system dpi. The current system dpi is 96, so the unit length of wpf is 1px pixels. The meaning of this system is how many pixels there are in a physical unit in an inch. For example, the standard 96dpi in Windows means that there are 96 pixels per inch. Then the size of each pixel is 1/96 (inch). The method of calculating dpi is (under root number (resolution horizontal square + resolution...

    Updated on 2025-03-31 21:58:20

  • 【Yuexingfei_qwq\'s original game】

    OK, Yuxingfei_qwq in the title refers to me. Continuously updated... If there is a bug, reply or send me a private message... This article is published simultaneously in the following blog: Luogu: https://www.luogu.com.cn/article/a0nqm3my (if you can't see it, you can watch https://www.luogu.me/arti...

    Updated on 2025-03-31 20:33:05

  • Basic Kubernetes Tutorial - Quickly learn basic usage commands by deploying Nginx

    1. Verify node information 1.1. Check the status of the control plane component [root@linux-servertwo software]# kubectl get cs Warning: v1 ComponentStatus is deprecated in v1.19+ NAME STATUS MESSAGE ERROR...

    Updated on 2025-03-31 20:29:39