Herong's Tutorial Examples

XML Tutorials - Herong's Tutorial Examples
This XML tutorial book is a collection of notes and sample codes written by the author while he was learning XML himself. Topics include introduction to XML, DTD (Document Type Definition), XSD (XML Schema Definition), XPath (XML Path Language), XSL (Extensible Stylesheet Language), XSLT (XSL Transf... 2025-07-18, ≈13🔥, 3💬

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Illustration of RSA Algorithm: p,q=7,19
This section provides a tutorial example to illustrate how RSA public key encryption algorithm works with 2 small prime numbers 7 and 19. 2016-02-29, ∼4236🔥, 3💬

💬 2015-11-01 Herong: Jun, AES algorithm is added now, see Introduction to AES (Advanced Encryption Standard) .

💬 2015-10-17 Herong: Jun, thank you for pointing out the mistake. I will correct it in the next version. AES will also be included.

💬 2015-10-16 jun: thanks a lot. your book makes everything clear for me except that I have not found a char for AES. By the way, I think "Generati...

C# Tutorials - Herong's Tutorial Examples
This book is a collection of notes and sample codes written by the author while he was learning C#. Topics include: Data, Variables and Expressions; Logical Expressions and Conditional Statements; Arrays and Loops; Data Types; Precision of 'float', 'double', and 'decimal'; Performance of 'float', 'd... 2023-08-13, ∼4228🔥, 5💬

💬 2019-11-27 Gin: How does it work?

中国生物新冠疫苗 - 研发时刻表
中国生物新冠疫苗是什么时候开始研发的？什么时候获批的？中国生物新冠疫苗从立项到研发、建设、生产、上市，只用了330 多天时间。下面是详细的时刻表： 2020年4月12日，武汉生物制品研究所研发的新冠灭活疫苗进入Ⅰ/Ⅱ期临床试验2020年4月27日，北京生物制品研究所研发的新冠灭活疫苗进入Ⅰ/Ⅱ期临床试验2020年6月23日，阿联酋国际临床试验，也就是Ⅲ期临床试验正... 2021-10-07, ∼4228🔥, 0💬

Astrology - Wikipedia
Astrology is any of several traditions or systems in which knowledge of the apparent positions of celestial bodies is held to be useful in understanding, interpreting, and organizing knowledge about reality and human existence on earth. It is classified as a pseudoscience because it makes use of obs... 2021-11-12, ∼4226🔥, 0💬

Samples of Wedding Vow Wording
Looking for those special words that will marry you? Here is an assortment of traditional and non-traditional, religious and secular vows to get you started. If you are getting married in a religious setting, check with your officiant as she/he may have specific words that you cannot deviate from. O... 2021-09-12, ∼4222🔥, 0💬

Differences between "Object" and "Array"
This section provides a quick description of similarities and differences of 'Array' and 'Object'. A tutorial example is provided on how to compare an 'Array' object to an 'Object' object. 2021-02-11, ∼4216🔥, 6💬

💬 2019-09-12 jagdish: test

Open Firewall for MySQL Server on CentOS
This section provides a tutorial example on how to setup MySQL server and firewall to client computers to use TCP/IP connections on CentOS 8 systems. 2022-10-01, ∼4201🔥, 0💬

Chinese Horoscopes - The Horse
The Horse Exciting and extroverted, vivid and animated, the Horse is the life of any party he attends. He is bursting with energy, always looking for the next place to kick up his heels and hang loose. He entertains friends and strangers alike with his humor and appeal. Years of the Horse Horse Year... 2021-10-23, ∼4200🔥, 0💬

Chinese Festivals - Dragon Boat Festival
The Dragon Boat Festival, the 5th day of the 5th lunar month, has had a history of more than 2,000 years. It is usually in June in the Gregorian calendar. There are many legends about the evolution of the festival, the most popular of which is in commemoration of Qu Yuan (340-278 BC). Qu Yuan was mi... 2022-01-02, ∼4199🔥, 0💬

Table Column and Row Merge or Span
This section provides a tutorial example on how to merge or span table columns and rows with table-cell[@number-columns-spa nned]and/or table-cell[@number-rows-spanne d]attributes. 2022-11-23, ∼4139🔥, 1💬

💬 2022-11-23 FZW: 感谢您明晰的示例

Chinese Calendar Program in java
This section provides a Chinese calendar program in Java language using using astronomical data obtained from eleworld.com. 2019-10-25, ∼4135🔥, 6💬

💬 2019-10-25 Herong: Gary, You need take two bytes from the array to be used for a single year. In you example, you need take 0xad and 0x08 to genera...

💬 2019-10-24 Gary: I'm trying to understand the Chinese Months array, but I still have not figured it out. Using the hex value 0xad as an example, ...

💬 2017-11-05 Herong: Steven, good to know. Thanks.

💬 2017-11-05 Steven: Thanks for the sharing. I've implemented in R https://github.com/stchau4work/chine seCalendar

💬 2017-05-27 Herong: Matthew, do you want to implement the whole thing in Microsoft Access, or just the data part?

(More comments ...)

RSA Implementation using java.math.BigInteger Class
This chapter provides tutorial notes and example codes on RSA implementation using Java BigInteger class. Topics include introduction of the java.math.BigInteger class; generating large probable prime numbers; generating RSA public key and private key; validating RSA keys; determining cleartext and ... 2016-02-29, ∼4132🔥, 3💬

💬 2016-02-29 Herong: sah, is that an encoded comment?

💬 2016-02-28 sah: 7C4A8D09CA3762AF61E59520943DC26494F8 941B

💬 2014-02-06 Chinmayee: Searching for a book on RSAKey generation and got your link. Have not gone through the pdf yet. If find it good, will go for the...

Creating a Digital ID and Sign Word Documents
This section provides a tutorial example on how to create a your own digital ID and use it to add a digital signature to a MS Word 2007 document. 2018-03-25, ∼4129🔥, 2💬

💬 2018-03-15 Herong: Laurenson, Word 2013 has removed the function to create your own test digital ID. You can go to Comodo to get real digital ID fo...

💬 2018-03-13 Laurenson: this is very helpful but I want to know how to create my own digital ID using Microsoft Office 2013

Lucky Wedding Dates: 2039 - Year of the Goat
Where to find lucky wedding dates for year 2039? Lucky Wedding Dates: 2039 - Year of the Goat ⇒ Lucky Wedding Dates: 2040 - Year of the Monkey ⇐ Lucky Wedding Dates: 2038 - Year of the Horse ⇑ Lucky Wedding Dates: 2031 - 2040 ⇑⇑ Wedding Date - The Most Important Date of Your Life 2021-02-12, ∼4108🔥, 0💬

RDP Server Certificate Location
This section provides a tutorial example on how to locate the RDP server certificate in the 'Remote Desktop' certificate store under the 'Computer Account' using the 'certlm.msc' command. 2022-10-01, ∼4105🔥, 0💬

Generate secp256k1 Keys with OpenSSL
This section provides a tutorial example on how to generate EC (Elliptic Curve) private and public key pairs using secp256k1 domain parameters. 2023-08-10, ∼4103🔥, 3💬

💬 2023-08-10 emanuel: thanks , it was realz helpfull. can zou tell me how can i encrzpt with btc key some message, because btc use the same secp256k1 ...

什么是“2019新型冠状病毒”
什么是“2019新型冠状病毒”，“新冠病毒”，“2019冠状病毒症”？缩写，SARS-CoV-2, 2019-nCoV, COVID-19，代表什么？ “2019新型冠状病毒”是2019年发现的一种新型冠状病毒。 2020年2月12日，国际病毒分类委员会正式将2019新型冠状病毒命名为严重急性呼吸综合征冠状病毒2，英文命名为“Severe Acute Respiratory Syndrome Coronavirus 2”，缩写为“SARS-... 2021-10-07, ∼4096🔥, 0💬

SoapUI Configuration for Messaging Encryption
This section provides a tutorial example on how to create a configuration entry to support SOAP messag encryption with an X.509 certificate in a JKS (Java KeyStore) file. 2020-02-29, ∼4090🔥, 5💬

💬 2020-02-29 Herong: Phil, hope this will resolve your issue.

💬 2020-02-28 Phil Barr: I'm struggling with the same issue. Thanks for the steps you provided. I'll try and let you know.

💬 2019-06-01 Herong: Bishop, what type of c# script you want to generate?

💬 2019-05-27 bishop: how to generate c# script

💬 2017-04-26 hayley williams: Luisa Fernanda Moya Perez te amo!!

"g++ -l..." to Link with Library Files
This section provides a tutorial example on how to use 'g++ -static' and 'g++ -l...' options to link your program with static or dynamic library files. 2024-01-22, ∼4076🔥, 3💬

💬 2022-06-20 AA: hello

Full Version in PDF/EPUB
Information on how to obtain the full version of this book in PDF, EPUB, or other format. 2020-02-25, ∼4074🔥, 9💬

💬 2020-02-25 Herong: Yes, share knowledge!

💬 2020-02-19 vicky: share knowledge

💬 2016-01-08 Abhijeet: HI

💬 2015-12-22 Sunil: Thanks

💬 2015-12-18 pakki: to know about webservice with soap

(More comments ...)

参考文献
有哪些跟新冠病毒有关参考文献，可供深入阅读？下面是跟新冠病毒有关的参考文献：新型冠状病毒（2019-nCoV）结构及感染宿主细胞机制， http://www.joinn-lab.com/news/ 131.html2019 冠状病毒病（COVID-19）， https://bestpractice.bmj.com/t opics/zh-cn/3000201/aetiology新型冠状病毒基因组结构与蛋白功能， http://jmi.fudan.edu.cn/fileup /HTML/11621.htmSpot... 2021-03-07, ∼4071🔥, 0💬

What Is Key Encoding?
This section describes private and public key encoding standards: PKCS#8 is used for encoding private keys and X.509 is used for encoding public keys. 2022-12-07, ∼4063🔥, 8💬

💬 2021-04-15 omg: nice

💬 2019-07-24 Vivek: yo sup

android.webkit.WebView - Web Browser Base Class
This section provides a tutorial example on how to create an Android project to build your own Web browser using the android.webkit.WebView class. The first version failed with 'Webpage not available' error. 2015-08-05, ∼4063🔥, 2💬

💬 2015-08-04 Herong: Amanda, What type of device are you using?

💬 2015-08-04 amanda elizabeth kiely putri: i did try to login into facebok but the problem always say cache miss. pls let me know what to do with this problem accure

"instanceof" Operator - Determining Object Type
This section provides a quick description of the 'instanceof' operator. A tutorial example is provided on how to use the 'instanceof' operator to determine what is the type of an object, and its parent types. 2021-12-06, ∼4057🔥, 2💬

💬 2018-08-06 esor: nice

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