Herong's Tutorial Examples

PKI Tutorials - Herong's Tutorial Examples
This tutorial book is a collection of notes and sample codes written by the author while he was learning PKI (Public Key Infrastructure) technologies himself. Topics include Root CA (Certificate Authorities); SSL, TLS, and HTTPS; Server and client authentication processes; Communication data encrypt... 2026-05-06, ≈13🔥, 5💬

💬 2024-11-16 Jay Sarna: Thankyou Dr. Yang. Got it.

💬 2024-11-10 Herong: Hi Jay, I have shared the PDF file with your google account. You should receive a notification with a download link.

💬 2024-10-03 Herong: Hi Jay, I am sorry that you haven't received the PDF file yet. It was sent on Sep 12 to your gmail address. It looks like gmail ...

💬 2024-10-01 Jay Sarna: Request for purchased books ----------------------------- Hello Dr. Yang I hope you are ok. I purchased pdf copy of this book vi...

💬 2016-02-07 john: thanks!

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"Hello_REST" - REST Web Service
"Hello_REST" is an REST Web service for test purpose only. High level information about this "Hello_REST" Web service: WADL Document: Hello_REST.wadl . Web service endpoint: http://www.herongyang.com/Serv iceRepresentations of resources: Hello_REST.php Operations: GET and POST Operation parameters: ... 2021-02-18, ∼3893🔥, 0💬

Moon Festival in Mid-Autumn
On the 15th day of the 8th month of the lunar calendar, the moon is round and the Chinese people mark their Moon (or Mid-autumn) Festival. The round shape to a Chinese means family reunion. Therefore the Moon Festival is a holiday for members of a family to get together wherever it is possible. On t... 2021-11-24, ∼3885🔥, 0💬

DES Algorithm - Illustrated with Java Programs
This chapter provides tutorial examples and notes about DES algorithm illustrated with Java programs. Topics include Java illustration program of DES key schedule algorithm and DES encryption algorithm. 2017-04-16, ∼3872🔥, 5💬

💬 2016-10-17 Deepak: Working on Algorithm

💬 2016-05-08 koko: thanks

💬 2015-10-04 Herong: Salai, you are most welcome.

💬 2015-10-02 Salai Joy Siang Pi: Thank you so much. It's very helpful for my mini-thesis.

Compiling Multiple Source Code Files Together
This section provides a tutorial example on how to compile multiple C# source code files together. 2022-03-28, ∼3857🔥, 2💬

💬 2022-03-28 Necro: Nice, thank you

💬 2019-09-10 Tamas: Thank you! It works!

Chinese Festivals - Lantern Festival
The Lantern Festival falls on the 15th day of the 1st lunar month, usually in February or March in the Gregorian calendar. As early as the Western Han Dynasty (206 BC-AD 25), it had become a festival with great significance. This day's important activity is watching lanterns. Throughout the Han Dyna... 2021-12-23, ∼3850🔥, 0💬

Exporting a List of Root CA Certificates
This section provides a tutorial example on how to export a list of trusted root CA certificates with the certificates console on a Windows system. 2022-06-28, ∼3837🔥, 3💬

💬 2022-06-28 confused: ?????????????????

💬 2018-03-13 Michael Knoy: Finally someone who knows their shit! Over 20 years on the net and you have some of the best straight forward info. Thank You Ve...

💬 2017-03-28 Josh: Just what I needed. Thank you!

Unicode Tutorials - Herong's Tutorial Examples
This Unicode tutorial book is a collection of notes and sample codes written by the author while he was learning Unicode himself. Topics include Character Sets and Encodings; GB2312/GB18030 Character Set and Encodings; JIS X0208 Character Set and Encodings; Unicode Character Set; Basic Multilingual ... 2015-09-14, ∼3832🔥, 1💬

Setting Up a Gopher Server on Linux Systems
This section provides a quick introduction of setting a Gopher server on a Linux system. 2023-06-22, ∼3831🔥, 6💬

💬 2023-06-22 Herong: Supratim, thank you for sharing the information!

💬 2023-06-22 Supratim Sanyal: Amazing - still works in 2023 with gcc 9.4.0. All it needs is commenting out the "extern char *sys_errlist[];" scattered around ...

💬 2022-08-02 Herong: Mark, yes. You need to setup fort forwarding on your router to provide access to the Gopher server on a local network.

💬 2022-07-26 Mark: Does a Gopher server need to have port forwarding configured to be accessible outside the local network?

💬 2016-12-07 Herong: Gopher does not support any form submission. You need to use HTTP, the Web page protocol.

(More comments ...)

"bitcoin-cli sendtoaddress" - Send Bitcoin
This section describes how to sent Bitcoins to another address test transaction on live.blockcypher.com. 2018-09-17, ∼3825🔥, 4💬

💬 2018-09-17 Herong: Berk, or you can use the "sendfrom" command: sendfrom <fromaccount> <tobitcoinaddress> <amount>

💬 2018-09-16 Berk: Thank you for replying. How to set default account?

💬 2018-09-15 Herong: Berk, To send bitcoin from Test 1 to Test 2, you need to: Set default account to Test 1. Get the address of Test 2. Run sendtoad...

💬 2018-09-12 Berk: How to sent by from wallet? I want to send by wallet to target wallet. For example: C:\>\local\bitcoin-0.15.1\bin\bitcoi n-cli.ex...

Converting Perl Script to Executable Binary
This chapter provides tutorial examples and notes about converting Perl script files to executable binary files. Topics include Perl script conversion tools: PerlApp and Perl2Exe; installing Perl Dev Kit with PerlApp, running PerlApp to convert DirGrep.pl to DirGrep.exe. 2016-02-18, ∼3812🔥, 2💬

💬 2016-02-18 Herong: Edgar, Thanks for sharing your script. I will test it and may include it in the next version of this book.

💬 2016-02-16 Edgar: # program to remove a leading UTF-8 BOM from a file # works both STDIN -> STDOUT and on the spot (with filename as argument) if ...

Chinese Horoscopes - The Goat/Sheep
The Goat/Sheep Sheep simply want a bit of peace. They enjoy carrying on with life in their own quiet, individual way, content to be in the middle of it all rather than to be leading it. Sheep are quiet and calm people. They enjoy cultural things and focus much of their energy on artistic hobbies. Sh... 2021-10-30, ∼3811🔥, 0💬

Opening UTF-8 Text Files
This section provides a tutorial example on how to open a UTF-8 text file with Nodepad correctly by selecting the UTF-8 encoding option on the open file dialog box. 2022-03-22, ∼3810🔥, 3💬

Chinese Festivals - Mid-Autumn Festival
The Mid-Autumn Festival falls on the 15th day of the 8th lunar month, usually in October in Gregorian calendar. The festival has a long history. In ancient China, emperors followed the rite of offering sacrifices to the sun in spring and to the moon in autumn. Historical books of the Zhou Dynasty ha... 2022-01-09, ∼3806🔥, 0💬

printenv.pl - Testing Perl CGI Environment
This section provides a tutorial on how to modify the Perl CGI test script, printenv.pl, and run it to verify Apache 2 Perl CGI configuration. 2020-12-14, ∼3800🔥, 2💬

💬 2020-12-13 Herong: Alan, yes. You can run a similar Perl CGI script on a Linux server and you will get a different set of environment variables.

💬 2020-12-12 Alan: Under Linux/unix at least you can also do a chmod +x on the program and run it from a command line to test. The CGI environment ...

Running VBScript Code Files
This section provides a tutorial example on how to run a VBScript file with or without 'cscript/wscript' command. 2015-08-09, ∼3789🔥, 1💬

💬 2015-08-09 mll: p

Chinese Festivals - Mid Autumn (Mooncake) Festival
Mooncake Festival ('Zhong Qiu Jie' 中秋节) The mooncake festival (Zhong Qiu Jie) falls on the 15th day of the eighth lunar month. It is an occasion for family members to get together over mooncakes, fruits and fine tea and have "moon appreciation" (赏月) sessions. With its association with mooncakes an... 2021-11-24, ∼3781🔥, 0💬

The Story of the Chinese Valentine's Day
Chinese Valentine's Day is on the 7th day of the 7th lunar month in the Chinese calendar. A love story for this day is about the 7th daughter of Emperor of Heaven and an orphaned cowherd. The Emperor separated them. The 7th daughter was forced to move to the star Vega and the cowherd moved to the st... 2022-01-09, ∼3765🔥, 0💬

2600: Miscellaneous Symbols
This section provides a quick summary of the Unicode code point block: 'Miscellaneous Symbols', which contains 160 code points to represent more miscellaneous symbols. 2024-01-23, ∼3764🔥, 0💬

Introduction of HTTPS (Hypertext Transfer Protocol Secure)
This chapter provides a quick introduction of HTTPS (Hypertext Transfer Protocol Secure). Topics include what is HTTPS; Web server authentication; communication data encryption. 2017-11-15, ∼3760🔥, 3💬

💬 2017-11-15 amal: third visit

💬 2016-04-29 amal: second visit

💬 2016-04-29 amal: first visit

What Is Astrology?
I thought I'd share something that came from a talk I gave not long ago when I was asked just what astrology is. While I could not possibly explore the full implications of that question, this is a part of what I had to say. I'll post the text as well, but for those of you who want to hear what I sa... 2021-10-30, ∼3755🔥, 0💬

DriverManager - Loading JDBC Driver
This section describes how to load a JDBC driver and register it with DriverManager. 2022-07-29, ∼3740🔥, 1💬

💬 2022-07-29 Sonu: Load driver

Encryption using RSA Public Key with SoapUI
This section provides a tutorial example on how to encryption the SOAP body element content with a RSA public key certificate using SoapUI. 2016-11-04, ∼3737🔥, 3💬

💬 2016-11-04 kalasba: hi, please can you share online training & video ?

💬 2016-07-14 Herong: Hi Sejai, please share SoapUI tutorials here, not ads.Thanks.

💬 2016-07-09 sejal: hi,we provide online training & video tutorial for soapui for free videos refer [URL removed]

科兴生物新冠疫苗 - 保护效力
科兴生物新冠疫苗的保护效力是多少？巴西针对18岁及以上医务人员的研究共入组12396名受试者，获得253例监测期有效病例。按照0,14天程序接种2剂疫苗14天后预防由新冠病毒所致疾病（COVID-19）的保护效力为：对住院、重症及死亡病例的保护效力为100%，对有明显症状且需要医疗干预的新冠病例的保护效力为83.7%，对包括不需医疗干预的轻症病例在内的所有新冠病例保护效... 2021-07-19, ∼3728🔥, 0💬

Saving Files in "Unicode (UTF-8)" Option
This section provides a tutorial example on how to save text files with Nodepad by selecting the 'Unicode (UTF-8)' encoding option on the file conversion dialog box. 2018-07-17, ∼3707🔥, 2💬

💬 2018-07-17 Me: Very good, but Unicode (nothing else) worked for me!

💬 2016-10-08 shital p: it's works fine for me thank u

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