Herong's Tutorial Examples

Ethereum Tutorials - Herong's Tutorial Notes
This free book is a collection of tutorials and notes on Ethereum and blockchain. Topics include Blockchain, Ethereum, Cryptocurrency, Mining, MetaMask, Wallet. 2018-05-11, 314👍, 2💬

document/literal Example - Guest Registration
This section provides a tutorial example on writing a WSDL 1.1 example that uses SOAP 1.2 over HTTP with document/literal as the message style and the encoding option. 2017-05-29, 519👍, 1💬

💬 2017-05-29 Guest: thanks

XSD Validation and Error List
This section provides a tutorial example on how to perform XSD validation and view error list using XML Tools Plugin in Notepad++. 2017-05-27, 4588👍, 7💬

💬 2017-05-27 Herong: No problem. Have a good weekend!

💬 2017-05-27 Greg: Me again - false alarm, the error message I saw was caused by xsi:schemaLocation that was specified in the file. Sorry to troubl...

💬 2017-05-26 Greg: Hi, this was working fine, but now when I click Validate Now, I get an error message: Following error occurred during schema ...

💬 2015-12-23 Herong: Mat2001uk, That is better than the version I was testing. Thanks for sharing this information with us.

💬 2015-12-22 Mat2001uk: In v6.8.6 I see only one error:"XML Parsing error at line 16: StartTag: invalid element name" ...just FYI.

(More comments ...)

"OpenSSL" Viewing Certificates in DER and PEM
This section provides a tutorial example on how to use 'OpenSSL' to view certificates in DER and PEM formats generated by the 'keytool -exportcert' command. 2017-05-27, 29977👍, 5💬

💬 2017-05-27 Herong: Yes, asn1parse is a nice tool. I will add some examples later.

💬 2017-05-23 Herong: Poshak, do you need any help with your certificate?

💬 2017-05-23 Derek Callaway: openssl asn1parse is also useful for displaying certificate contents...

💬 2017-05-23 poshak: MIIC8DCCAIGgAwIBAgIJAM/+E5HIKoWGMAoG ...

💬 2015-09-23 Rohan: Very helpful. Thanks :)

Passing Values between JSP Pages
This section provides a tutorial example on how to use different ways to pass values between JSP pages: putting values in 'session' or 'application' objects, or putting values at the end of redirect URL. 2017-05-26, 729👍, 3💬

PDF Printing Version
Information on how to obtain the PDF version of this book for printing. 2017-05-24, 1987👍, 9💬

💬 2017-05-24 basha: u r too good

💬 2017-04-15 Herong: You are welcome!

💬 2017-04-01 abdul: Thanks for the book

💬 2016-06-06 Jay: Thanks for the book

💬 2015-11-19 kyawzin: Thank you so much

(More comments ...)

JDBC-ODBC - Connecting to MS Access Database Files
This section describes how to connect to a SQL Server 2005 through DSN with JDBC-ODBC Bridge. 2017-05-24, 7835👍, 5💬

💬 2017-05-24 sgat: thanks

💬 2016-11-04 ahmed: thanks

💬 2016-11-04 ahmed: sank you

💬 2015-11-06 Herong: Vous êtes bienvenue! ☺

💬 2015-11-06 azedine: merci pour votre aide

Using openStream() Method in java.net.URL Class
This section provides a tutorial example on how to use the openStream() method in the java.net.URL class to perform a GET method on an HTTPS server. Java Secure Socket Extension (JSSE) works quietly behind the java.net.URL class to provide HTTPS support. 2017-05-23, 666👍, 2💬

💬 2017-05-23 Herong: Mike, the issue could be that Yahoo Finance server is expecting some standard HTTP request headlines this Java program is not pr...

💬 2017-05-22 Mike: when I run the above java program with the following argument, I got a 401. If I directly paste the same https link to a web bro...

U1B00: Balinese
This section provides a quick summary of the Unicode code point block: 'Balinese', which contains 128 code points to represent Balinese alphabets used in the Balinese language. 2017-05-23, 328👍, 2💬

💬 2017-05-23 Herong: Riccio, is that your birthday? :-)

💬 2017-05-17 riccio: August 18, 1983

Playing Sound with Sound Recorder
This section describes a tutorial on how to play back a sound track with the Sound Recorder. 2017-05-21, 112👍, 1💬

PHP SOAP Extension Server Programs
This chapter provides notes and tutorials on PHP SOAP Extension server side functions, writing server and client programs using SOAP 1.1 and SOAP 1.2, writing WSDL document. 2017-05-19, 205👍, 2💬

HelloServer.php - First SOAP Server Application
This section describes a tutorial example of a complete SOAP application with both server and client programs. 2017-05-17, 7998👍, 3💬

💬 2016-02-15 Sanan: Great !

💬 2016-02-03 ciao: yt

Converting File Format from GIF to JPG/JPEG
This section provides a tutorial example on how to convert the file format GIF to JPG of graphics files using 'Paint' program. 2017-05-16, 155👍, 1💬

Downloading and Installing Visual C# 2010 Express
This section provides a tutorial example on how to download and install Microsoft Visual C# 2010 Express edition on Windows systems. 2017-05-11, 2703👍, 4💬

💬 2015-12-19 frodotran: thanks you very much

💬 2015-10-06 m: nice program

Visiting a "https" Web Site with Chrome
This section describes how Google Chrome 24 shows a lock icon when you visit an 'https' Web site to provide you more security related information. 2017-05-10, 277👍, 1💬

Setting Up FTP Server with IIS
This section provides a tutorial example of how to set up a FTP server with IIS (Internet Information Server). 2017-05-10, 286👍, 2💬

💬 2017-04-26 zohaib: how to change ASCII to Binary mode in windows FTP server

Inputting Chinese Text to MySQL Database in UTF-8
This section describes how to take Chinese text from Web form and store it in MySQL database in UTF-8 encoding. 2017-05-09, 3142👍, 7💬

💬 2017-01-03 wade: 你好

💬 2016-07-22 正繁體字 ñ Jú: 正繁體字 ñ Jú

Download and Install PHP 5.2.2 on Windows
This section describes how to download and install PHP 5.2.2 on Windows systems. 2017-05-03, 915👍, 2💬

💬 2017-05-03 harish: this is best site for all students for satup downloading.

💬 2017-05-03 harish: this is good

Input Chinese Text Data to MySQL Database
This chapter provides tutorial notes on saving Chinese text into MySQL database through Web forms and retrieved it back to Web pages. Topics include reviewing the communication process; testing with UTF-8, GBK and Big5 encodings. 2017-05-03, 239👍, 2💬

💬 2017-05-03 陈: 你好吗

XSD_ANYXML Encoding - Building SOAP Body Element
This section provides a tutorial example to show different behaviors of SoapClient on XML document based Web services. 2017-05-01, 2626👍, 2💬

💬 2015-12-30 Mohammad Khan: Thanks, I was struggling to get the syntax right in the xlm request. these examples, particularly the 3rd one helped me better u...

What Is Runtime?
This section describes what is Runtime - A Java built-in class, java.lang.Runtime, that presents running instances of a Java Virtual Machine (JVM). 2017-04-28, 441👍, 2💬

💬 2017-04-28 micahel: useful

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. 2017-04-26, 1146👍, 1💬

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

XSD Schema XML SAX Validator with Error Handler
This section describes a tutorial example on how to create an error handler to be used by the validator to alter the default error handling behavior. 2017-04-26, 570👍, 3💬

💬 2017-04-26 Pedro A.: Hi Herong, Thanks for the reply. That was my first idea, but what happens is that once it catches the first fatalError, it will ...

💬 2017-04-23 Herong: Pedro, can you try to comment out the "throw e;" statement in the fatalError() method? It should let you capture all fatal error...

💬 2017-04-23 Pedro A.: Thank you for the code. Really useful. I only have one question about it. Imagine that you have more than one fatal error, like ...

Creating Internal Frames inside the Main Frame
This chapter provides tutorial notes and example codes on internal frames. Topics include quick introduction of the javax.swing.JInternalFrame class and the javax.swing.JInternalFrameList enerinterface; examples of creating internal frames inside the main frame; examples of adding internal frame lis... 2017-04-19, 993👍, 4💬

💬 2017-04-19 dfdvdfvd: what is this???

💬 2016-10-12 Herong: Samuel, thanks for your comment and good luck on your learning!

💬 2016-10-11 samuel emmanuel: this is the best site for learning java.

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, 2007👍, 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.

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