TABLE OF CONTENT

N	Subject
1	LINUX作業系統實務 Practical LINUX Operating System
2	系統程式 System Programming
3	伺服器架設 Server Setup
4	Linux系統自動化運維 Automatic Operation and Maintenance for Linux System
5	人工智能 Artificial Intelligence

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LINUX作業系統實務 Practical LINUX Operating System

Based on CentOS7

Notes repository link : https://github.com/NubletZ/LinuxOS_Notes/tree/nubletz/109%E4%B8%8B

Click the link listed below to read for specific part

Weekly Notes	Content
Week 1 (02-23-2021)	Linux Distribution Other related notes (root and cd command)
Week 2 (02-30-2021)	Two Type of Cloning in VM Difference between VMware and VirtualBox Built internal network Make Two Devices Communicating by Using Cloud Linux Commands : Show the IP address Reset IP address modification Set IP address Set new hostname
Week 3 (03-09-2021)	Red Hat About IP 0.0.0.0 How to : Set up SSH passwordless login Install VirtualBox Guest Additions in VMBox on CentOS and Red Hat Linux Command : echo Show file content Create web server Show current working directory
Week 4 (03-16-2021)	GNU General Public License Linux Filesystem Hierarchy Standard (FHS) How to : Export and Import VM Linux Command : Shutdown Linux Restart Linux Grep
Week 5 (03-23-2021)	Six stages of Linux booting process Difference between history command and .bash_history content Linux Command : Execute previous command Put gedit process in background Edit text using sed To show information who are in system Shorcut Keys In Terminal
Week 6 (30-03-2021)	Linux File Management Linux /dev/null Linux Command : Show File Permission Create Empty File in Linux Show Block Devices Information Passwd and Shadow Content
Week 7 (03-14-2021)	Linux File Permissions SetUID, SetGID, and Sticky Bits in File Permissions Link in Linux Linux Command : Copy File Move File and Folder Remove File and Directory Read File Content (using head and tail) Edit File Content (using echo)
Week 8 (04-27-2021)	SSH Tunnel Local Port Forwarding Remote Port Forwarding Dynamic Port Forwarding (SOCKS) Linux Command : Set firewall to nonactive Set up web server using SimpleHTTPServer
Week 9 (04-05-2021)	Two Ways to Execute File in Linux Command to Find Certain File in Linux Linux Command : Edit file content in terminal Find file using find command Show disk usage Word Count Compress and extract file in Linux
Week 10 (05-11-2021)	Three Important Command in Linux (grep, sed, awk) Mount How To : Add Storage into VirtualBox
Week 11 (05-18-2021)	Manage Linux User Account Group Information User Information Linux Command : Add new user into Linux Modify user setting Delete user See UID, GID, and groups information from a user See user group information Change user password Change file owner
Week 12 (05-25-2021)	Process Foreground and background Process Daemon Process Zombie Process Linux Command : List all processes of all users Show the whole process in system Kill program nice and renice
Week 13 (06-01-2021)	Linux Firewall Firewall Zones Configure HTTP using firewalld add and remove port in firewall add and remove server in firewall Allow connection for specific user in public zone
Week 14 (06-08-2021)	Iptables Writing a Simple Rule in Iptables Drop Traffic from IP Address Drop Traffic Processed by FORWARD and OUTPUT Back Up The System File (using gzip, bzip2, .Z, zip, and rar)
Week 15 (06-15-2021)	Two Kind of Times in Linux Hardware time System time NTP (Network Time Protocol) Crontab Cron table format Set multiple values in a field Crontab options How to limit user storage in Linux Linux Command : check and change timezone formatic output from system time synchronized time

系統程式 System Programming

Notes repository link : https://github.com/NubletZ/sp109b/tree/nubletz/Notes

Click the link listed below to read the notes

Time	Content
Week 1	GCC GNU Make Using Make To Compile Program
Week 2	4 important things that would be learnt in this class (Compiler, Assembler, VM, OS) Syntax Syntax Terminology Role of the Parser Formal Methods of Describing Syntax Context Free Grammar BNF and EBNF
Week 3	Lexer Notes for C about fopen
Week 4	Parser Practice writing a simple parser for if conditions and for loop functions
Week 5	Compile C Program in Linux (PART I) Install Virtual Machine in Windows Install Git and GCC in Linux
Week 6	Compile C Program in Linux (PART II) Compile Hello World! in Linux Preprocessing Compilation Assembly Linking
Week 7	What is POSIX? Write C With POSIX Try to Write a C Program for Linux and Windows
Week 8	C Memory Layout Command : Show currently-running program Running program in the background
Week 9	Process and Thread Creating Threads Do you know? Deadlock Race Condition
Week 10	Mutex (Mutual Exclusion) Semaphore
Week 11	execvp() and fork() Function in C/C++ execvp() Function fork() Function Write C Program with execvp() and fork()
Week 12	I/O system Calls in C Program Standard File Descriptors I/O System Calls open read write Sample Code
Week 13	FIFO Named Pipe Why Use FIFO?

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伺服器架設 Server Setup

Based on CentOS7

Full notes repository link : https://github.com/NubletZ/myNotes/tree/master/allNotes/Server-Setup

or click the link listed below.

Weekly Notes	Content
Week 1 (09/14/2021)	Attack A Server Defend Server From Attacker
Week 2 (09/28/2021)	RPM Command : uname rpm nautilus eog (Eye of GNOM)
Week 3 (09/04/2021)	SSH for Secure File Transfer Command : tr seq bc sort uniq cut split
Week 4 (10/18/2021)	Kali Metasploit Exploit FTP Service on VSFTPD - Johnny Netsec
Week 5 (10/25/2021)	Shell Script Command : alias Make a longer random number Show environment variable Set how many times to ping and its timeout test
Week 6 (11/08/2021)	Shell Script Conditional Statements Using LAMP stack Install Apache Install MariaDB Create a Simple Database Install PHP and Write Simple Code
Week 7 (11/15/2021)	How to Set Up NFS (Network File System) Setting Up Network Command : exportfs
Week 8 (11/22/2021)	SAMBA Service Type in Linux Command : parameter in ping traceroute netstat
Week 9 (11/29/2021)	Load Balancer Set up HAProxy
Week 10 (12/06/2021)	Install and Set Up xinetd Server Linux Scheduling HTTP : HTTP request methods Make home page for each user in website Make html file that is not in /etc/var/www/html accessible in browser
Week 11 (12/13/2021)	FTP Install and Set Up FTP Public Sharing With FTP Command in FTP
Week 12 (12/20/2021)	Make User Login Before Accessing Webpage Set Up Virtual Host to Enable Multiple Website in One Device

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Linux系統自動化運維 Automatic Operation and Maintenance for Linux System

Based on CentOS7

Full notes repository link : https://github.com/NubletZ/myNotes/tree/master/allNotes/Linux%20Maintenance

or click the link listed below.

Weekly Notes	Content
Week 1 (02/16/2022)	Hosting Website Using IPv6
Week 2 (02/23/2022)	Enable HTTPS on Apache
Week 3 03/02/2022	What is Docker Network Namespace Install Docker Command ip netns add [name] ip netns ls ip netns del [name] ip netns exec [name] ifconfig ifconfig -a docker ps docker rm [id]
Week 4 03/09/2022	File System in Docker Enable docker execute more command Open another terminal for the same docker Host website by using docker Docker Commands
Week 5 03/16/2022	Auto creating several web folder using shell script Creating docker image using Dockerfile Set haproxy for pages in docker Installing python environment in docker Command mkdir -p ifconfig enp0s8
Week 6 03/23/2022	Backup file into another device Automaticaly backup file into other device Commands rsync rsync --delete
Week 7 03/30/2022	Update Kernel JumpServer
Week 8 04/13/2022	Connect JumpServer with email grep flags
Week 9 04/20/2022	Setup Promotheus
Week 10 05/04/2022	PromQL (Prometheus Query Language) Setup Grafana Setup Pushgateway
Week 11 05/11/2022	Send Waiting Connection Status to Prometheus Send HTTP Status to Prometheus Make the Program to Run Periodicaly (every 1 min) Commands # read -p "what is your name:" name # cat <<< "hi" $ touch {a..c}{1..10}.txt $ exec ? 2.txt # netstat -an
Week 12 05/18/2022	Send Notification to Line on Server Down
Week 13 05/25/2022	List of Ansible Commands
Week 14 06/01/2022	Install vsftpd to all client using playbook ansible Ansible Command Check whether a user is exist add new user create group

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人工智能 Artificial Intelligence

Full notes repository link : https://github.com/NubletZ/myNotes/tree/master/allNotes/AI-110

or click the link listed below

Weekly Notes	Content
Notes 1	Introduction to Artificial Intelligence (AI)
Notes 2	Hill Climbing Algorithm Applied Hill Climbing to Linear Regression
Notes 3	Problems in Hill Climbing Local maximum Plateau Ridge
Notes 4	Depth First Search (DFS) Algorithm
Notes 5	Relation between AI, Machine Learning, Neural Networks, and Deep Learning What is Neural Network？
Notes 6	Neural Network Key Components of Neural Network The Importance of Using Activation Function Most Commonly Used Activation Functions Step Function Sigmoid Function ReLU Function Implementation of Neural Network
Notes 7	Introduction to Recurrent Neural Networks (RNN) How RNN Work
Notes 8	Do you know AlphaCode? Overview of AlphaCode