Android ASP Astrology Big5 Bitcoin Blowfish Built-in C# Calendar CD-DVD Cheminformatics Chinese Cryptography DES Email Encoding Ethereum Flash GB2312 General H Herong History HTML Java JavaScript JDBC JSP JVM Linux Molecule Movie Music MySQL Neural Network Perl PHP Physics PKI Publication Python REST SOAP Sorting Swing TV Series UML Unicode VBScript Web Web-Services Windows WSDL XML XMLPad XSD XSL-FO

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SSH Protocol and ssh/scp Commands
This chapter provides introductions and tutorial notes on SSH (Secure SHell) protocol and 'ssh/scp' commands. Topics include SSH connection steps; user password and public key authentication methods; SSH server configuration settings; 'ssh' for remote login sessions; 'scp' for copying remote files. 2023-12-26, ∼280🔥, 0💬

"zip" and "unzip" - Create and Extract ZIP Files
This section provides a tutorial example on how to use 'zip' command to compress multiple file and sub-directories into a ZIP file and use 'unzip' command to extract files out of a ZIP file. 2022-10-01, ∼280🔥, 0💬

/proc/{id}/smaps - Process Memory Map Details
This section describes the pseudo file '/proc/{id}/smaps' that represents virtual memory map of a given process with detailed information on each mapped area. 2024-08-17, ∼279🔥, 0💬

Postfix - Mail Transport Agent (MTA)
This chapter provides introductions and tutorial examples about Postfix - Mail Transport Agent (MTA). Topics include installing, configuring, and starting Postfix; testing Postfix using STMP commands with 'telnet'; turn on 'SMTP Submission' and 'SMTPS' services; using 'postconf' command. 2022-10-01, ∼278🔥, 0💬

OpenJDK - Open-Source JDK
This chapter provides introductions and tutorial examples on OpenJDK. Topics include installing and upgrading OpenJDK JRE and JDK packages; using 'update-alternatives' command to update symbolic links for default commands; compiling and running Java programs. 2024-04-12, ∼277🔥, 0💬

Start/Stop Apache Tomcat
This section provides a tutorial example on how to start and stop Apache Tomcat on Linux systems. 2024-04-12, ∼276🔥, 0💬

Add Users and Groups Manually
This section provides a tutorial example on how to add users and groups manually on Linux computers. 2022-10-01, ∼276🔥, 0💬

Cron Daemon, Table and Jobs
This section describes what is cron daemon and its related cron tables/jobs. 2022-10-01, ∼276🔥, 0💬

"jobs" - Manage Background Jobs
This section provides a tutorial example on how to use 'jobs' command to display background jobs, which are processes with input detached the keyboard. You can start a background job by adding the 'ampersand' sign to the end of the commmad. 2022-10-01, ∼273🔥, 0💬

Group Access Permissions on Files
This section provides a tutorial example on how to control group access permissions on files. Use 'chgrp' to change group ownership. Use 'chmod g=' to change group access permission. 2022-10-01, ∼271🔥, 0💬

"compress/uncompress" - Compressed *.Z Files
This section provides a tutorial example on how to use 'compress' and 'uncompress' commands to compress large files and restore them later. Compressed files will have the *.Z file name extension. 2022-10-01, ∼271🔥, 0💬

What Is RPM
This section provides a quick introduction on RPM (RedHat Package Manager), which is a free and open packaging system on Red Hat Enterprise Linux as well as other Linux and UNIX systems. 2022-10-01, ∼269🔥, 0💬

"more", "head" and "cat" - Read Files
This section provides a tutorial example on how to use 'more', 'head' or 'tail' commands to read text files one screen at a time, to read the first 10 lines, or to read the last 10 lines. 2022-10-01, ∼269🔥, 0💬

Web Server Certificate and Required Fields
This section provides information on how to obtain a Web server certificate and verify its required fields. An example of server certificate is also provided. 2024-04-12, ∼268🔥, 0💬

"tar -c" and "tar -x" - Create and Extract Archive Files
This section provides a tutorial example on how to use 'tar -c' command to compress multiple file and sub-directories into an archive file and use 'tar -x' command to extract files out of an archive file. 2022-10-01, ∼268🔥, 0💬

"sudo" Command and Privilege
This section provides a tutorial example on how to grant 'sudo' privilege to a user to allow him/her to run 'sudo' command to gain 'root' permission without login as 'root'. 2022-10-01, ∼267🔥, 0💬

vsftpd Server Configuration
This section provides a tutorial example on how to configure vsftpd server to allow some local users to upload and download files in their own private Directories with FTP client programs. 2024-01-03, ∼266🔥, 0💬

SquirrelMail Configuration for QQ Mail
This section provides a tutorial example on how to clone and configure a SquirrelMail Webmail site to access QQ mail server with secure protocols: IMAPS and SMTPS. 2023-05-27, ∼265🔥, 0💬

MySQL Server Data Backups on CentOS
This section provides a tutorial example on how to create backups of MySQL databases and load it back to another MySQL server for MySQL 8.0 server on CentOS 8 systems. 2022-10-01, ∼265🔥, 0💬

References
List of reference materials used in this book. 2022-10-01, ∼263🔥, 0💬

Running Apache Tomcat on Linux Systems
This chapter provides introductions and tutorial on Apache Tomcat server for Linux systems. Topics include installing Apache Tomcat; starting/stopping Tomcat; opening firewall for port 80; configuring SSL/TLS for HTTPS connections. 2024-04-12, ∼262🔥, 0💬

First Java Program - Hello.java
This section provides a tutorial example on how to write, compile, and execute the first Java program, Hello.java, with OpenJDK. 2024-04-12, ∼259🔥, 0💬

What Is Apache HTTP Server "httpd"
This section provides a quick introduction of Apache HTTP Server, also referred as HTTP daemon or httpd. 2024-04-12, ∼259🔥, 0💬

SquirrelMail for Mail Server on Local Network
This section provides a tutorial example on how to configure a SquirrelMail Webmail site to access a remote mail server on the local network. 2023-06-01, ∼259🔥, 0💬

<< < … 4 5 6 7 8 9 10 11 12 13 14 … > >>   ∑:379  Sort:Date

Android ASP Astrology Big5 Bitcoin Blowfish Built-in C# Calendar CD-DVD Cheminformatics Chinese Cryptography DES Email Encoding Ethereum Flash GB2312 General H Herong History HTML Java JavaScript JDBC JSP JVM Linux Molecule Movie Music MySQL Neural Network Perl PHP Physics PKI Publication Python REST SOAP Sorting Swing TV Series UML Unicode VBScript Web Web-Services Windows WSDL XML XMLPad XSD XSL-FO