Experiment of link bundling to realize redundant function

1. Set two ordinary routers, two switches and two PC s on the Huawei simulator enspFirst, open ensp, create two routers and two pc users, and connect them with network cables, as shown in the following figure Configure priority and redundancy of LSW1 [Huawei]sySname SW1 [SW1]lacp priority 1000 [SW1]int Eth-Trunk 1 [SW1-Eth-Trunk1]bpdu enable ...

Posted on Wed, 20 May 2020 08:51:22 -0700 by ChrisMartino

One of the scripts of Pixhawk native firmware PX4 to do the environment configuration of Linux system

PX4 official website has released a tutorial of using script to configure Linux firmware compilation environment. It only takes 5 steps to complete the steps required for PX4 firmware compilation: Input the following command at the terminal: sudo usermod -a -G dialout $USER Log out and log back in Save the followi ...

Posted on Tue, 14 Apr 2020 10:02:25 -0700 by Dr Evil

Using RT thread system to realize DIY digital instrument -- synchronous network time

Catalog: 1. Using RT thread system to realize DIY digital instrument (I) -- stm32ubmx5.6 porting touchGFX4.132. Using RT thread system to realize DIY digital instrument (2) -- transplanting TouchGFX to RTThread system3. Using RT thread system to realize DIY digital instrument (3) - obtaining data of temperature and humidity sensor4. Using RT ...

Posted on Wed, 08 Apr 2020 00:12:44 -0700 by nutshell

Android reads table data of JSP page

When doing this, I found that I didn't have enough basic knowledge of java, so I learned a lot in this process. For example, private variables and member variables, that is, how to set variables that can be referenced by the entire project in java. In addition to these, I learned how to use the listView control of Android studio and how to grab ...

Posted on Fri, 03 Apr 2020 10:23:57 -0700 by GrizzlyBear

Develop a greedy snake in wechat games

I have also written a greedy Snake game, but it is the operation of dom. Wechat game is developed based on canvas using js syntax. In order to save trouble, we search a cannibal snake based on canvas directly on the Internet. Thank you very much It's not gadobo's Treasure (from Jianshu) Article address: https://www.jianshu.com/p/ba5031c20cd ...

Posted on Wed, 01 Apr 2020 14:36:26 -0700 by susrisha

cordova Learning 3: simulator running + photographing + positioning

Simulator running: Open android studio Click Tools - > Android - > AVD manage - > Click triangle to start If you have not created a new Virtual Device, please create it first and configure the various configurations you need Please refer to: https://developer.android.google.cn/studio/run/emulator      After the simula ...

Posted on Fri, 31 Jan 2020 09:12:30 -0800 by Lukey

Android Development about whether the device is a simulator

In the near future, it is necessary to identify whether the equipment is a simulator. It is not accurate to see most of the methods from the Internet. It may also be the reason for the test environment. These include 1. Special files of testing simulator 2. Drive of testing equipment 3. Check some hardware of mobile phone 4 ...

Posted on Tue, 24 Dec 2019 10:54:32 -0800 by Rykin

Python Valentine's Day super skill export wechat chat record generation word cloud

Preface The text and pictures of this article are from the Internet, only for learning and communication, not for any commercial purpose. The copyright belongs to the original author. If you have any questions, please contact us in time for handling. Author: Python practical book PS: if you need Python learning materials, you can click the link ...

Posted on Wed, 04 Dec 2019 14:41:20 -0800 by lansing

iOS doesn't use wechat sdk to open applet directly

Paste code directly No payment code is allowed for iOS audit, so wechat SDK may not be used if only mild function is used. Before use, you need to bind to wechat open platform. My package /** * Before development, you need to bind the App to the wechat open platform, and then click "agree to bind" on the wechat administrator of the ...

Posted on Fri, 29 Nov 2019 12:29:29 -0800 by mad4dweb

Practical introduction to compilation principle: write a simple four operation compiler with JavaScript to simulate execution

Now let's simulate the CPU's execution of machine instructions. Since assembly code and machine instructions correspond one by one, we can create a simulator that directly executes assembly code.Before creating the simulator, let's explain the operation of related instructions. Stack In memory, the stack can only be inserted and deleted at the ...

Posted on Thu, 31 Oct 2019 21:33:07 -0700 by Bike Racer