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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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, ∼4150🔥, 5💬

💬 2019-11-27 Gin: How does it work?

Chinese Festivals - Chihsi (Chinese Valentine)
On the evening of the seventh day of the seventh month on the Chinese lunar calendar, look carefully at the sky and you will, weather permitting, see the Cowherd (a bright star in the constellation Aquila, west of the Milky Way) and the Weaving Maid (the star Vega, east of the Milky Way) appear clos... 2022-01-09, ∼4137🔥, 0💬

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, ∼4111🔥, 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, ∼4109🔥, 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, ∼4108🔥, 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

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, ∼4098🔥, 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, ∼4083🔥, 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, ∼4076🔥, 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!!

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, ∼4068🔥, 1💬

💬 2022-11-23 FZW: 感谢您明晰的示例

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, ∼4054🔥, 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

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, ∼4052🔥, 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 ...

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, ∼4042🔥, 8💬

💬 2021-04-15 omg: nice

💬 2019-07-24 Vivek: yo sup

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, ∼4041🔥, 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 ...)

"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, ∼4038🔥, 3💬

💬 2022-06-20 AA: hello

"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, ∼4038🔥, 2💬

💬 2018-08-06 esor: nice

Commands and Options Supported by "adb"
This section describes commands and options supported by the 'adb' tool. The 'adb help' command can give you details on how to use other 'adb' commands and options. 2017-08-05, ∼4027🔥, 2💬

💬 2017-08-05 Herong: What is the -obb you are referring to?

💬 2017-08-03 AndroidUser: -obb doesn't work 1.0.31,32

"Head State Missing" Error on Restarting "geth"
This section describes the issue with 'Head State Missing' error on restarting 'geth' on a private network. 2020-07-22, ∼4021🔥, 5💬

💬 2020-07-15 Herong: lhq, it might be resolved in newer versions. But I haven't get any chance to verify this.

💬 2020-07-11 lhq: How was it resolved? consult

💬 2020-07-11 lhq: 最后怎么解决的？请教

💬 2019-03-23 Herong: Zach, Thanks for your explanation. I will setup a two-peer network to try it later.

💬 2019-03-14 Zach S: From my project understanding: From interrupted exit. The node can't sync and must restart a full boot up from block 1. If you c...

Chinese Calendar - History and Traditions
Chinese Calendar: The Chinese Calendar - Introduction The Chinese Calendar - A Short Introduction Historical Developments in Chinese Calendar / Astronomy The Mathematics of the Chinese Calendar Zu Chongzhi and the Chinese Calendar Reform of 462 AD Introduction to Chinese Calendar - How the astronome... 2021-01-17, ∼4016🔥, 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, ∼4014🔥, 0💬

The Chinese Calendar - Introduction
Introduction In the English-speaking world we use the Gregorian calendar, a 1582 modification (named after Pope Gregory XIII) of the "Julian" calendar established by Julius Caesar in ancient Rome. Although many other calendars have existed through history, and others are used in large parts of the w... 2021-10-19, ∼3996🔥, 0💬

"Multiple files found for the same tablespace ID" Error
This section provides a tutorial example on the 'Multiple files found for the same tablespace ID' error caused by an outdated database file left from an external MySQL server. 2022-10-01, ∼3995🔥, 0💬

"g++ -shared" to Build Dynamic Library
This section provides a tutorial example on how to use 'g++ -shared' commands to compile your code and to build dynamic library file on Linux systems. 2022-10-02, ∼3978🔥, 2💬

💬 2022-10-02 Herong: Bergshoeff, you are welcome!

💬 2022-10-01 Bergshoeff: Thank you for including alternative methods and showing some common error messages and their fixes.

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, ∼3972🔥, 0💬

"Unexpected subelement ..." Error from the Stub Class
This section provides a tutorial example on how to troubleshoot and resolve the 'Unexpected subelement ...' error occurred in the stub class. The root cause of the error is the namespace on sub elements of the response SOAP Body does not match what defined in the WSDL document. 2015-10-10, ∼3968🔥, 5💬

💬 2011-03-19 Jose Eduardo: Sorry for wasting your time, I think i got the solution... first i got the Date error because I change the order of the data ser...

💬 2011-03-19 Jose Eduardo: Yes, indeed... please, I don't know if it's a problem of wso2 cache of anything else, i've tried almost everything...

💬 2011-03-16 Herong: Jose, Are you referring to the error and fix discussed in "Unexpected subelement ..." Error from the Stub Class ?

💬 2011-03-16 Jose Eduardo: I saw your article about a "bug" on the client generated code of a web service at WSDL2Java Unexpected subelement Error from Stu...

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