Contribution to the Linux Kernel 005 Software Package Repositories 005 Open and Transparent Management of the Open Source Software Supply Chain 005 Community-certified openEuler Distributions 006 09 openEuler 22.09 openEuler 23.09 LTS versions: released every two years, with long lifecycle management based on innovation versions. Each LTS version has a relatively stable performance, reliability kernel, covering chip architecture, Advanced Configuration and Power Interface (ACPI), memory management, file systems, media, kernel documents, bugfixs for kernel quality hardening, and code rebuilds

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 1.4.3 Special key strokes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Debian package management 38 2.1 Debian package management prerequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 2.1.1 Debian package management system . . . . 46 2.1.8 The event flow of the package management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 2.1.9 First response to package management troubles . . . . . . . . . . . . . . .

languages, user accounts… Hardware & drivers Hardware problems, printers, power settings, color management, Bluetooth, disks… Universal access Seeing, hearing, mobility, braille… Tips & tricks Special about using Unity and your Ubuntu desktop. First we will take a moment to look at some of Unity's key features, and how you can use them. Getting started with Unity The Launcher The Launcher appears using the Ubuntu Desktop Guide. Use the Launcher to start applications The Launcher is one of the key components of the Unity desktop. When you log in to your desktop, it will appear along the left-hand

................................................................................ 21 3. Package Management .............................................................................................. .................................................................................. 179 1. User Management .............................................................................................. to your questions. See the Ubuntu Support4 page for more information. 3 http://www.ubuntu.com/management 4 http://www.ubuntu.com/support 2 Chapter 2. Installation This chapter provides a quick overview

new users How-to guides Step-by-step guides covering key operations and common tasks Explanation Concepts - discussion and clarification of key topics Reference Technical information - package specifications th-docker-compose Multi-node configuration with Docker-Compose 2 Software 3 package-management Package management 3 upgrade-introduction Upgrade 3 third-party-apt-repositories Third party APT repositories control 3 service-ldap-replication Replication 3 service-ldap-usage Simple LDAP user and group management 3 service-ldap-with-tls SSL/TLS 3 service-ldap-backup-restore Backup and restore 2 Kerberos

..................................................................................... 17 Boot Management .............................................................................................. Recovery  (Moxa System Management)  (Moxa System Management) Network Management  (Moxa Connection Management)  (Moxa Connection Management) Computer Interface Management  (Moxa Computer Interface to complete the connection. The authenticity of host ‘192.168.3.127’ can’t be established. RSA key fingerprint is 8b:ee:ff:84:41:25:fc:cd:2a:f2:92:8f:cb:1f:6b:2f. Are you sure you want to continue

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 10 Package management 63 10.1 dnf command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . computer using ssh tool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 13.15 ssh key generation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . confirm, but it will delete everything there. So, please be careful and read twice before pressing enter key. [babai@kdas-laptop ~]$ rm -rf dir1/dir2/dir3 [babai@kdas-laptop ~]$ ls dir1/ dir1/dir2/ dir1/: dir2

home dirctories Fixing directory paths DynamicUser Allowed Executables What is next? Package management dnf command Searching for a package Finding more information about a package Installing a package command ss command traceroute command tracepath command Remote login to a computer using ssh tool ssh key generation ssh-copy-id Stop and disable the sshd service Disable password based login for ssh How to confirm, but it will delete everything there. So, please be careful and read twice before pressing enter key. [babai@kdas-laptop ~]$ rm -rf dir1/dir2/dir3 [babai@kdas-laptop ~]$ ls dir1/ dir1/dir2/ dir1/: dir2

return recode-sr-latin repquota rev red request-key [root@linuxprobe~]# reb [root@linuxprobe~]# reboot 在上面的实验中，先输入了两个字母 re，随后敲击了两下 Tab install httpd -y Updating Subscription Management repositories. Unable to read consumer identity This system is not registered to Red Hat Subscription Management. You can use subscription-manager to Checkkeys.sh，提示用户输入一个字符并将其赋值给变量 KEY， 然后根据变量 KEY 的值向用户显示其值是字母、数字还是其他字符。 [root@linuxprobe~]# vim Checkkeys.sh #!/bin/bash read -p "请输入一个字符，并按 Enter 键确认：" KEY case "$KEY" in [a-z]|[A-Z])

Development and the Community ......................................... 8 1.4. Ubuntu and Microsoft Windows: Key Differences ............................................... 10 1.4.1. Installation .............. OpenOffice.org Math ................ 96 4.2. Using OpenOffice.org Writer ............... 97 4.2.1. Key Features of OpenOffice.org Writer ....................... 97 4.2.2. Performing Basic Word-Pro- cessing ................................. 98 4.3. Using OpenOffice.org Calc ................ 111 4.3.1. Key Features of OpenOffice.org Calc ........................ 111 4.3.2. Performing Basic Spreadsheet Tasks