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💬

💬 2022-07-22 Helen: This is very helpful!

💬 2016-05-07 mehari: this tutorials helps many trainers through out the world, thanks!

💬 2015-07-19 Jay: What about JSON format?

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Main Features of XML
This section provides a quick description of XML features and advantages. The power of XML comes from its simplicity and extensibility. 2017-11-26, ∼8399🔥, 2💬

💬 2017-11-26 Abhishek: Thanks!

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, ∼3648🔥, 3💬

💬 2017-11-15 amal: third visit

💬 2016-04-29 amal: second visit

💬 2016-04-29 amal: first visit

The Celestial Meridian and Zenith
This section describes the celestial meridian and zenith. 2017-11-13, ∼2058🔥, 1💬

💬 2017-11-13 Kudz: Very Helpful!

DSA 512-bit and 1024-bit Key Pair Examples
This section provides 2 DSA key pair examples, 512-bit and 1024-bit, using DsaKeyGenerator.java. 2017-11-08, ∼1523🔥, 1💬

💬 2017-11-08 abc: ok

$instance Statement - Define Instance Template
This section describes the $instance statement for defining instance template. 2017-11-06, ∼222🔥, 1💬

💬 2017-11-06 Vincent: Concept is good!

saveWebArchive() Method - Saving Web Archive Files
This section provides a tutorial example on how to use the saveWebArchive() method to save Web page content in WebView to Web archive files in the application's files folder. 2017-11-05, ∼2646🔥, 2💬

💬 2017-11-05 Herong: Igor, the API document is not very clear if saveWebArchive() is asynchronous method or not. But you can write some print stateme...

💬 2017-11-02 Igor Ganapolsky: Does `saveWebArchive()` have to be done asynchronously on a non-ui thread?

Installing OpenSSL on Windows
This section provides a tutorial example on how to install OpenSSL on a Windows system. 2017-10-29, ≈51🔥, 18💬

💬 2017-10-29 Max: Te possino! How I obtain the .o, .h files to use like include in my .c mail file?

💬 2017-02-03 Jim: Now run along...

💬 2017-02-03 Jim: If I did this just once we would not be even, cause you did it once when you put it up here..

💬 2016-12-19 red: Please write meaningful comments. Thanks!

💬 2016-12-19 Thank: Thanks!

(More comments ...)

Installing Visual GC Plugin
This section provides a tutorial example on how to install the Visual GC plugin to Java VisualVM and monitor GC activities. 2017-10-25, ∼3128🔥, 4💬

Conditional "elseif" Statement
This section describes what is a conditional 'elseif' statement in H language. 2017-10-24, ∼206🔥, 2💬

💬 2017-10-24 Herong: Vijay, $elsif is an option. But I strongly suggest we use full words, no abbreviations. So we don't have to guess.

💬 2017-10-18 Vijay: Why not using "elsif" as the keyword?

Meter Based on Earth's Meridian
This section introduces an old definition of 'meter' which uses the Paris meridian line. A 'meter' is about one ten-millionth of the length of a quadrant of the Paris meridian. 2017-10-08, ∼2841🔥, 2💬

💬 2017-10-08 Herong: Peter, what's the difference between inaccurate and miscalculated?

💬 2017-10-07 Peter: This explanation is incorrect. You are inferring from speed of light definition and assuming a broader sense of “correct” and wo...

GetSunSetRiseTime - Usage Description
This section describes the free Web service GetSunSetRiseTime provided by WebserviceX.NET. GetSunSetRiseTime allows you to retrieve sunrise and sunset times for any given location and date. 2017-10-08, ∼825🔥, 4💬

💬 2017-10-08 Herong: Eduardo, do you need Java code to connect to the server to use the service, or to setup a new sun rise and sun set service?

💬 2017-10-02 Eduardo: Please, I need the code of sunsetriseservice for java netbeans. Thanks...

💬 2016-10-12 Herong: Vassilis, Good question. Can you try the following: return_value = 17.9877033 hour = floor(return_value) minute = floor((return_...

💬 2016-10-10 Vassilis V: Hi, how can we convert the float return to time?

Full Version in PDF/EPUB
Information on how to obtain the full version of this book in PDF, EPUB, or other format. 2017-09-29, ∼2600🔥, 5💬

💬 2017-09-29 gloax29: merci

💬 2015-11-20 sameer: good going

💬 2015-09-02 Herong: Dharshan, you can follow tutorials presented at JSSE - Java Implementation of SSL and TLS .

💬 2015-09-01 Dharshan: I want to learn JSSE

Galilean Diagram of Moving Frames
This section presents a single diagram that represents a moving frame overlaid on a stationary frame. The time axis of the moving frame is rotated towards the moving direction. 2017-09-27, ∼938🔥, 1💬

💬 2017-09-27 Salih Kırcalar: John David Best has his web site Vida İnstitute. He put my articles page in 'Timeflow Theory' 'http://vidainstitute.org/?page_id.. .

2018 年年历 - 狗年
中国年历 - 2018 年年历 - 狗年 2017-09-13, ∼4534🔥, 1💬

💬 2017-09-13 tom kelly: thank you

showOptionDialog() - Displaying Option Dialog Boxes
This section provides a tutorial example on how to use the static method, showInputDialog(), to create and display input dialog boxes to take text string input from the user. 2017-09-12, ∼3306🔥, 3💬

💬 2017-02-15 Eric: nice article..I have written about the same.check out http://www.download-all.net/2017/02/ joptionpane-showoptiondialog-code.ht ml

MD5 Mesasge Digest Algorithm
This chapter provides tutorial notes and example codes on the MD5 message digest algorithm. Topics include MD5 algorithm overview; using MD5 in Java, PHP, and Perl. 2017-09-10, ∼1247🔥, 2💬

💬 2016-05-19 ishvar: hello ahemad

Derby (Java DB) - PreparedStatement
This chapter provides tutorial notes on JDBC PreparedStatement with Derby (Java DB) JDBC Driver. Topics include creating PreparedStatement objects; setting PreparedStatement parameters; running PreparedStatement in batch mode; comparing PreparedStatement performance. 2017-09-01, ∼2238🔥, 2💬

💬 2017-09-01 Herong: Try to find out yourself by running an insert statement in a loop.

💬 2017-08-29 Demo: hello sir, i want to know maximum line we can insert in derby database table

References
List of reference materials used in this book. 2017-09-01, ∼386🔥, 1💬

💬 2017-09-01 Irena: Hi! I just want to share with you all another online interactive programming course to learn c#. Course is designed for complete...

Using Certificates in Firefox
This chapter provides tutorial notes and example codes on using certificates in Firefox. Topics include why Web browsers need certificates; viewing the certificate from an https Web server; exporting a certificate from Firefox to a certificate file; importing a CA certificate into Firefox. 2017-08-31, ∼6136🔥, 1💬

💬 2017-08-31 bobby: ok will do

0180: Latin Extended-B
This section provides a quick summary of the Unicode code point block: 'Latin Extended-B', which contains 208 code points to represent historical Latin language characters. 2017-08-29, ∼100🔥, 1💬

Inserting Rows with JdbcRowSet Objects
This section describes how to insert data rows with a JdbcRowSet object. 2017-08-24, ∼100🔥, 4💬

Adding Directories to a New ZIP File
This section provides a tutorial example on how to add files and sub directories to a new ZIP file. 2017-08-21, ∼412🔥, 2💬

💬 2017-08-21 Herong: Bob, try WinRAR. It's easier to use.

💬 2017-08-16 Bob Stine: I am trying to create a zip archive that includes subdirectories. It would be great if I could do this from the commandline. Why...

Listing All Databases - getCatalogs()
This section describes how to get a list of all databases on the SQL Server through the DatabaseMetaData object. 2017-08-21, ∼169🔥, 2💬

Audio CD (CD-DA) Tracks and Indexes
This section describes the logical format of tracks and indexes of an audio CD (Compact Disc Digital Audio or CD-DA). 2017-08-21, ∼2977🔥, 2💬

💬 2017-08-11 Herong: If (a,b)=(7,10), a will be 7 and b will be 10. There is no other possibilities.

💬 2017-08-08 CAPTCHA TEST: Let (a,b)=(7,10), what is a+b? This could be 17 if a = 7 and b = 10 thus 7+10=17 However if (a,b)=(7,10) means (a,b) is (7,10) t...

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