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catalogue Network connectivity detectionCheck socket connectionNetwork usage detectionNetwork packet capturetransfer filesConnection idle timesummary Network connectivity detection In case of network abnormality in the application, the first thing to confirm is whether the network connectivity is normal. The following group of commands can ...

Source code analysis of Sylar server framework configuration module Overall design of configuration module Basic functions of a configuration module: It supports defining / declaring configuration items, that is, generating an available configuration item when providing configuration name, type and optional default values. Since a c ...

Project introduction Core functions Title Management: (title information: Title Stem + test case)Title list page: displays the title listTitle details page: displays the title details + code edit boxSubmit the running Title: click the button, the web page will give the source code to the server, the server will execute the code, and retur ...

1, Node JS server development A complete website application is mainly composed of client and server. We can understand the server as a computer, which is mainly responsible for storing data and processing application logic. Use node JS to replace the traditional server-side language (such as Java, PHP language, etc.) to develop the serv ...

Author: Lao Jiu Computer major Controllable things are heavy, calm, uncontrollable things are optimistic 85180586@qq.com 😄 😆 😵 😭 😰 😅 😢 😤 😍 ☺️ 😎 😩 👍 👎 💯 👏 🔔 🎁 ❓ 💣 ❤️ ☕️ 🌀 🙇 💋 🙏 💦 💩 ❗️ 💢 -------- Copyright notice: This article is the original article of CSDN blogger "Pushang Qingtian" Knowledge points ...

I Introduction to lallal is an open source live streaming media network transmission project, which is mainly composed of three parts:lalserver: streaming media forwarding server. It is similar to nginx RTMP module and other services, but supports more protocols and provides richer functions.demo: some small applications, such as push and pull ...

catalogue 1, Linux Application Foundation 1. Relationship between application program and system command  2. Common package encapsulation types 2, RPM package management tool 1.Red-  Hat Package Manager 2.RPM software package 3.rpm command function 4. Query RPM package information 5. Install, upgrade and uninstall RPM software pac ...

catalogue 1. Document processing command 1.1 # directory processing 1.2 document processing 1.3 link handling 2. Permission management command 2.1 change authority 2.2 # change of ownership 3. File search command 4. Help command 5. User management commands 6. Compression and decompression command 7. Network command 8. Shutdown and ...

Deploy multiple Web applications on one server through Nginx Through the reverse proxy of nginx, you can listen to the two default ports 80(http) and 443(https), and then map the two port requests to the actual running port of the project. First of all, it is explained here that multiple items of reverse proxy can be distinguished through the ...

1. Principles and Features (Functions) 1. Main features Multidimensional data model (Time series consists of metric name and labels for k/v)Flexible Query Language ( PromQL)Distributed storage without dependencies; Single-node servers are autonomousUse http protocol, pull mode to pull data, easy to understandMonitoring objectives, which can b ...