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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科兴生物新冠疫苗 - 深度解答
科兴生物新冠疫苗究竟是怎样研发出来的？有效吗？够用吗？ 下面我们对这些问题进行深入的解答： 科兴生物新冠疫苗 - 克爾來福（CoronaVac） 科兴生物新冠疫苗 - 研发时刻表 科兴生物新冠疫苗 - 保护效力 科兴生物新冠疫苗 - 生产过程 科兴生物新冠疫苗 - 生产能力 参考文献： 1年和3天 科兴中维新冠病毒灭活疫苗国内附条件上市的背后， http://m.hao123.com/news/shoub aiDetail/1... 2021-07-19, ∼4685🔥, 0💬

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, ∼4657🔥, 5💬

💬 2019-11-27 Gin: How does it work?

JVM "-verbose:class" Option
This section provides a tutorial example on how to the '-verbose:class' option on the 'java' command to see when and where classes are loaded into the JVM. 2019-07-19, ∼4639🔥, 1💬

Introduction to Chinese Calendar - How the astronomers developed it
What's a calendar? A calendar is a system for measuring time, from hours and minutes, to months and days, and finally to years and centuries. The terms of hour, day, month, year and century are all units of time measurements of a calender system. How does one measure time? Distance can be measured w... 2021-11-18, ∼4624🔥, 1💬

💬 2021-11-18 FIRMWARE: INTERNET SCAM ALERT‼️ The internet today is full of SCAM ADS, mostly in comments of various sites and blogs. A large number of i...

native2ascii - Encoding Converter Command and Options
This section describes the native-to-ASCII encoding converter 'native2ascii' and its options. Non-ASCII characters in a Java source file must be converted into \uXXXX Unicode sequences before giving it to the Java compiler. 2024-01-10, ∼4615🔥, 30💬

💬 2024-01-10 ez: Bonjour

💬 2023-07-25 sasa: -~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[];Ì= (ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+([ ].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ó+ ó]+(!''+'...

💬 2023-03-29 asafsas: É=-~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[]; Ì=(ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+ ([].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ ó+ó]+(!''...

💬 2022-11-30 dhidhdi: É=-~-~[],ó=-~É,Ë=É<<É,þ=Ë+~[]; Ì=(ó-ó)[Û=(''+{})[É+ó]+(''+{})[ó-É]+ ([].ó+'')[ó-É]+(!!''+'')[ó]+({}+'')[ ó+ó]+(!''...

💬 2022-08-06 đè: ó=-~É,Ë=É<<É,þ=Ë+~[]

(More comments ...)

Downloading and Installing GNU Unifont
A tutorial example is provided on how to download and install GNU Unifont font family on Windows 7 systems. 2023-07-19, ∼4595🔥, 5💬

💬 2023-07-19 DoublePOOF: thank you

💬 2019-10-23 Sajjad Amin: thank you

💬 2019-07-28 dipen: thank you.

💬 2015-12-06 Herong: D, maybe you can start with What Is Unicode? .

💬 2015-12-05 d gayen: i want to understand what is unicode

"Reservation" Web Service - WSDL 1.1 and SOAP 1.1
"Reservation" is an XML document based Web service for testing purpose only. High level information about this "Reservation" Web service: WSDL Document: Reservation_WSDL_11_SOAP_11_Do cument.wsdl. WSDL Version: 1.1 WSDL Binding Extension: SOAP 1.1 Transportation: SOAP 1.1 over HTTP Operation Name: R... 2021-07-27, ∼4543🔥, 0💬

群体免疫力和免疫屏障
什么是群体免疫力和免疫屏障？ 群体免疫（Herd Immunity）力是指人群对病毒传染的整体抵抗能力， 用人群中具有免疫力的人数和人群总数的百分比表示。 免疫屏障是指群体免疫力达到一定程度时，病毒将不会在人群中发生 大规模的爆发流行。专家估计，对于新冠病毒，需要有70%至80%左右的人群产生抗 体（接种疫苗或者感染康复），才可能建立较稳固的群体... 2021-07-19, ∼4539🔥, 0💬

Chinese New Year and Chinese Calendar
Chinese calendar Chinese calendar has been in continuous use for centuries, which predates the International Calendar (based on the Grigorian Calendar) we use at the present day which goes back only some 425 years. The calendar measures time, from short durations of minutes and hours, to intervals o... 2021-11-01, ∼4534🔥, 0💬

OpenSSL "enc -bf-cbc" for Blowfish/CBC Encryption
Tutorial notes and example codes are provided OpenSSL 'enc -bf-cbc' command for Blowfish encryption in CBC mode. Topics include introduction of CBC (Cipher Block Chaining) cipher operation mode; Literal Key options to specify secret key and IV directly; Salted Key and Random Salt options to specify ... 2022-07-08, ∼4532🔥, 2💬

💬 2020-09-24 ajmal: 123

What Is a Digital Signature?
This section describes what is a digital signature and what is the process of generating and verifying digital signature from a message. 2020-02-23, ∼4529🔥, 4💬

💬 2020-02-23 Herong: Sanjay, you are welcome!

💬 2020-02-17 Sanjay: Thank u so much

💬 2019-01-29 nilo: Hola

💬 2016-04-26 santosh patil: Its easy to understand

getSelectedItem() - Selected Item of Combo Box
This section provides a tutorial example on how to use the getSelectedItem() method to know which option is selected from a combo box. 2022-10-01, ∼4518🔥, 0💬

新冠病毒其它相关知识
下面提供了一些与新冠病毒相关的其它知识： 非洲绿猴肾细胞（Vero细胞） 康复者血浆治疗技术 群体免疫力和免疫屏障 附条件批准上市   ⇒ 非洲绿猴肾细胞（Vero细胞） ⇐ 科兴生物新冠疫苗 - 生产能力 ⇑⇑ 新冠病毒(SARS-CoV-2)结构, 感染过程和疫苗 2021-07-19, ∼4518🔥, 0💬

Archived: Install ActivePerl v5.8.8 on Windows Systems
This section provides a tutorial example on how to install ActivePerl v5.8.8 on a Windows XP system. 2016-04-02, ∼4515🔥, 1💬

💬 2016-04-02 rimpi: perl

Shift-JIS Encoding
This section provides a quick introduction of Shift-JIS, also called MS Kanji, encoding, which maps a JIS X0208 character to a 2-byte sequence using a complicated schema designed by Microsoft. 2025-10-22, ∼4511🔥, 11💬

💬 2025-10-22 hammond: チョータノシー

💬 2022-03-12 ddfdfd: hey how are you

💬 2021-12-01 lakshay: what is shift-jis encoding

💬 2020-09-18 Utkarsj: hello hi bye

💬 2020-04-03 Qqqq: スーパー

(More comments ...)

Chinese Horoscopes: Health, Carrer and Love
Chinese Horoscopes - Health, Carrer and Love: Chinese Horoscopes - The Rat Chinese Horoscopes - The Ox Chinese Horoscopes - The Tiger Chinese Horoscopes - The Rabbit Chinese Horoscopes - The Dragon Chinese Horoscopes - The Snake Chinese Horoscopes - The Horse Chinese Horoscopes - The Goat/Sheep Chin... 2021-09-19, ∼4491🔥, 0💬

Chinese Festivals - Double Seventh Festival
The Double Seventh Festival, on the 7th day of the 7th lunar month, is a traditional festival full of romance. It often goes into August in the Gregorian calendar. This festival is in mid-summer when the weather is warm and the grass and trees reveal their luxurious greens. At night when the sky is ... 2022-01-02, ∼4483🔥, 0💬

"Reservation" Web Service - WSDL 1.1 and SOAP 1.2
"Reservation" is an XML document based Web service for testing purpose only. High level information about this "Reservation" Web service: WSDL Document: Reservation_WSDL_11_SOAP_12_Do cument.wsdl. WSDL Version: 1.1 WSDL Binding Extension: SOAP 1.2 Transportation: SOAP 1.2 over HTTP Operation Name: R... 2021-03-07, ∼4472🔥, 0💬

EC Key in PEM File Format
This section provides a tutorial example on the EC key PEM file format. EC domain parameters are stored together with the private key. 2023-09-17, ∼4468🔥, 1💬

💬 2023-09-17 ecformat: this is to test EC format

System Startup Selections - Normal and Diagnostic Startups
This section describes 3 startup modes provided by the system configuration tool 'msconfig.exe' and how to use the Diagnose Startup mode. 2016-04-30, ∼4462🔥, 1💬

💬 2015-12-14 bazzah: evoking the blackvomit.

Chinese Festivals - Double Ninth Festival
The 9th day of the 9th lunar month is the traditional Chongyang Festival, or Double Ninth Festival. It usually falls in October in the Gregorian calendar. In an ancient and mysterious book Yi Jing , or The Book of Changes , number "6" was thought to be of Yin character, meaning feminine or negative,... 2021-11-24, ∼4458🔥, 0💬

XSD Tutorials - Herong's Tutorial Examples
This book is a collection of tutorial examples and notes written by the author while he was learning XSD (XML Schema Definition). Topics include: XSD (XML Schema Definition) specification and processors; JAXP (Java API for XML Processing) API; XSD Schema XML DOM/SAX validators; Using Xerces2 Java Pa... 2015-07-21, ∼4452🔥, 0💬

CD ToC query
Hi Dr. Herong Yang, I have just been looking at your CD notes on your website. Incredibly impressive. I have a query. I have a CD recorder (quite old) in my hifi system which I simply use to play CDs nowadays. Sometimes, when I play CDs, it is very slow to read the ToC but eventually gets there. I b... 2022-01-09, ∼4446🔥, 0💬

RsaKeyGenerator.java for RSA Key Generation
This section describes the initial draft of a RSA public key and private key generation implementation using the java.math.BigInteger class. 2017-01-05, ∼4437🔥, 2💬

💬 2017-01-05 Herong: Alex, you are right. q should be selected independently from p. I will make a change in the next revision.

💬 2016-12-28 Alex T.: Using nextProbablePrime() to compute q appears somewhat risky to me: An attacker with the knowledge of N=p*q could simply comput...

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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