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#Benefits of having a personal blog site Send what you want, not afraid to be auditedThe website style is transformed by itself. You can show off as cool as you wantLucky enough to be big enough to undertake advertisingHave a small world of your own... Now let's take a look at how to build a blog website, taking hugo as an example. First, let ...

Network management of [Linux learning] practical series Let's start with some simple and common ones, but note that the simple and common ones should also be used skillfully ping As we all know, ping is used to test whether a host can communicate with each other. The output of a ping command is as follows: root@***:~# ping 127.0.0.1 PING 1 ...

fis.close(); } /* * Method to realize file replication * 1. Byte stream reads and writes a single byte */ public static void copy_1(File src,File desc)throws IOException{ FileInputStream fis = new FileInputStream(src); FileOutputStream fos = new FileOutputStream(desc); int len = 0 ; while((len = fis.read())!=-1){ ...

ROS itself provides a point-to-point network to jointly process data. Its basic concepts include node, master node, parameter server, message, service, topic, package and so on. Use separately rospack - get package related information: View package dependencies, roscd - switch to the package directory rosls - view package files rosnode - view ...

System files related to user accounts /etc/passwd Every user on a Linux system has a corresponding record line in the / etc/passwd file that records some of the user's basic properties. This file is readable to all users. root:x:0:0:root:/root:/bin/bash bin:x:1:1:bin:/bin:/sbin/nologin daemon:x:2:2:daemon:/sbin:/sbin/nologin adm:x:3:4:ad ...

After many m1 installation lessons, a truth is summarized Be sure to see what m1 downloaded matches that version, otherwise there will always be various problems in the installation! 1). My linux system version is aarch64 2). Therefore, you must download the corresponding version when downloading mysql, otherwise you will make various e ...

Premise summary: This article is https://blog.csdn.net/kali_yao/article/details/119983133 Advanced plate catalogue I Introduction and usage of ploybook 1. Overview of ploubook: 2. What is yaml?   3.Playbook syntax format requirements are as follows: II Usage cases 1. Write the first Playbook (script) 2. User management, create sys ...

1, Introduction This section mainly uses the case of turnlesim built in ROS, combined with the information of nodes, topics, topic messages, services, service messages and parameters that have been introduced by ROS commands, and finally realizes the control of tortoise movement, subscription of tortoise posture, tortoise generation and modifi ...

Redis download and installation (Linux download) 1. Environmental preparation Virtual machine version: VMware ® Workstation 16 ProLinux system: Centos7Remote command side: xshellFile transfer tool: SecureFXPortable 2.Redis installation 2.1 Redis compilation language Redis is developed in C language. To install redis, you need to downl ...

1, Introduction to nfs server 1. What is nfs? nfs is the Network File System. In English, Network File System is a UNIX presentation layer protocol developed by SUN company, which enables users to access files elsewhere on the network as if they were using their own computer. That is to share the files in your own machine on the network so t ...