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HTTPS Communication Data Encryption
This section describes the HTTPS communication data encryption process - Browser generates an encryption key, encrypts it using server public key and sends it to the server; Browser encrypts data with the encryption key; Server encrypts return data with the same encryption key.
2018-09-06, 166👍, 2💬

Listing All Tables - getTables()
This section describes how to get a list of all tables in the current database on the SQL Server through the DatabaseMetaData object.
2018-09-01, 539👍, 2💬

💬 2018-09-01 Herong: Arthur, thanks for your comment.

💬 2018-08-31 Arthur: When executing this with Oracle it will work. Unless you have several schemas on that database. It will then give you all the ta...

Retrieving CLOB Values with getString() Method
This section describes how to retrieve CLOB values with the ResultSet.getString() method.
2018-09-01, 211👍, 2💬

💬 2018-09-01 Herong: Srikanth, there should no size limitation. CLOB is designed to store very large character strings.

💬 2018-08-21 Srikanth: Is there any size limitation on getString() when used for clob column?

Java HotSpot VM - JVM by Oracle/Sun
This section provides a tutorial example on how to download and install JDK 1.8.0 (Java SE 8), which contains the HotSpot 1.8 JVM, on a Windows XP system. A simple Java program was entered, compiled, and executed with the new JDK installation.
2018-09-01, 304👍, 2💬

💬 2018-09-01 Herong: arye, if you go to the JDK download website now, you can download JDK 10.0.2, which is higher than 1.8.0_60.

💬 2018-08-16 arye: After installing the software MotiveWave Ultimate Edition I get an error message It says This application requires a Java Runtim...

Downloading and Installing SoapUI 5.0.0
This section provides a tutorial example on downloading and installing SoapUI 5.0.0 on Windows system.
2018-08-30, 1845👍, 5💬

💬 2018-08-30 Tom: thank u

💬 2018-07-11 annie: hello

💬 2016-04-16 Edo: Thank you

What Is DSA (Digital Signature Algorithm)?
This section describes the DSA (Digital Signature Algorithm) algorithm, which consists of 2 parts: generation of a pair of public key and private key; generation and verification of digital signature.
2018-08-29, 23712👍, 15💬

💬 2018-08-29 Shawn: Thanks for the detailed explanation.

💬 2017-10-29 Abi: Very informative

💬 2017-04-01 Herong: T, A double asterisk ** is the exponentiation operation that raise a base to a power.

💬 2017-03-27 t: What is "**"?

💬 2017-03-10 appalaraju: useful

(More comments ...)

Declaring Root Elements - "element" Element
This section describes a tutorial example on how to use the Element Declaration Component to declare the root element for a conforming XML document.
2018-08-29, 3974👍, 6💬

💬 2018-08-29 google: &lt;a href="http://google.com">Google& lt;/a>

💬 2018-08-29 rock: Great

💬 2017-03-19 Jay: Thanks dude...

💬 2016-02-02 Herong: Shashi, XML schema does not support unbounded root elements. Only one single root element is allowed. So your schema example is ...

💬 2016-02-01 Shashi: Can you have a root element, which is unbound? Like as follows? Can you please let me know if it valid?

What Is REST Web Service?
This section describes REST Web services - Simple Web services implemented with HTTP protocol and REST (Representational State Transfer) principles.
2018-08-28, 115👍, 1💬

Downloading and Installing JDK 1.8.0 on Windows
This section provides a tutorial example on how to download and install JDK 1.8.0 (Java SE 8), which contains the HotSpot 1.8 JVM, on a Windows XP system. A simple Java program was entered, compiled, and executed with the new JDK installation.
2018-08-22, 52937👍, 39💬

💬 2018-04-08 subhan: plz download

💬 2017-11-22 saghar: Thanks

💬 2017-11-04 ali: thanks for file

💬 2017-10-16 jahan zeb: no comment

💬 2017-10-16 jahan zeb: nO comment

(More comments ...)

SWF File Example - rectangle.swf
This section provides a tutorial example of SWF files, rectangle.swf, showing a rectangle with 5 tags.
2018-08-21, 118👍, 1💬

Visual C# 2010 Express Edition
This chapter provides tutorial examples and notes on Microsoft Visual C# 2010 Express. Topics include downloading and installing Visual C# 2010 Express; creating a solution project; compiling and running a C# program.
2018-08-16, 265👍, 2💬

Using Visual Basic with Microsoft Access
This section provides tutorial example on how to add a Visual Basic code in Microsoft Access database to be executed as a macro on database tables.
2018-08-11, 2215👍, 7💬

💬 2018-08-11 Herong: trina, I will make corrections. Thanks for the comment.

💬 2018-08-11 trina: Why spreading misinformation? Pages like this are confusing for new users, with half-facts and limited instruction. First: Acces...

💬 2016-12-12 DICKSONBALIKURUNGI: THANKS

Downloading and Installing JDK 1.6.2 on Windows
This section provides a tutorial example on how to download and install JDK 1.6.2 (Java SE 1.6 Update 2) on a Windows XP system. A simple Java program was entered, compiled, and executed with the new JDK installation.
2018-08-11, 8042👍, 15💬

💬 2018-08-11 mikw: thanks

💬 2017-02-27 sireesha: thanks

💬 2017-02-27 sireesha: Hi, I am admire to this site

💬 2017-01-29 hiiii: hi

💬 2016-10-17 Abhishek: Thanks

(More comments ...)

"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.
2018-08-06, 604👍, 1💬

💬 2018-08-06 esor: nice

java.util.Locale - Localization and Internationalization
This section provides a tutorial example on how to use java.util.Locale class to verify the default locale and list all supported locales. A locale is an identification of a combination of human language and country.
2018-08-01, 5356👍, 4💬

💬 2016-12-25 Herong: jfseb, thanks for pointing out this difference.

💬 2016-12-19 jfseb: Note that java locales do not correspond in all versions to ISO 639. e.g. hebrew is now he, not iw. https://en.wikipedia.org/wik...

💬 2016-05-06 Scrijna: P.S. It's also useful for Java, iOS and Windows localization, as it supports most popular localization formats.

💬 2016-05-06 Scrijna: For Android app localization, you could try using the localization tool https://poeditor.com It's useful for collaborative trans...

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.
2018-07-31, 259👍, 2💬

PDF Printing Version
Information on how to obtain the PDF version of this book for printing.
2018-07-26, 677👍, 2💬

💬 2018-07-26 Dustin Baker: Good book

💬 2015-08-04 Nikos: thanks

DESSubkeysTest.java - DES Key Schedule Algorithm Illustration
This section provides a tutorial Java program, DESSubkeysTest.java, to illustrate how DES key schedule algorithm works.
2018-07-20, 491👍, 2💬

💬 2018-07-20 aqil: havr fun

Saving Files in "Unicode (UTF-8)" Option
This section provides a tutorial example on how to save text files with Nodepad by selecting the 'Unicode (UTF-8)' encoding option on the file conversion dialog box.
2018-07-17, 1081👍, 2💬

💬 2018-07-17 Me: Very good, but Unicode (nothing else) worked for me!

💬 2016-10-08 shital p: it's works fine for me thank u

.MPG File Name Extension - MPEG Files
This section describes what is .mpg file name extension for MPEG (Moving Picture Experts Group) file.
2018-07-13, 323👍, 2💬

💬 2018-07-13 Ibrahim hanif: Thanks for the useful information.

💬 2017-04-02 Mohamed: ok

"OpenSSL" Signing CSR Generated by "keytool"
This chapter provides tutorial notes and example codes on using 'OpenSSL' to act as CA (Certificate Authority). Topics include setting up 'OpenSSL' as CA; using 'keytool' to generate CA private key; using 'keytool' to generate CSR (Certificate Signing Request); using 'OpenSSL' to sign CSR, using 'ke...
2018-07-12, 144👍, 1💬

"openssl pkcs12" Merging Key with Certificate
This section provides a tutorial example on how to merge a private key and its self-signed certificate into a single PKCS#12 file, with can be then encoded as PEM and encrypted with DES.
2018-07-07, 146👍, 1💬

GB2312 Tutorials - Herong's Tutorial Examples
This free book contains Herong's notes and tutorial examples on Chinese GB2312 character set. It provides a mapping table of all GB2312 characters, native codes, corresponding Unicode codes and UTF8 codes. The Java program source code that produces the mapping table is also included. Topics include ...
2018-07-06, 9604👍, 5💬

💬 2018-07-06 Sureqiqi: difficult to find

💬 2018-07-06 Sureqiqi: 谢谢

💬 2018-07-06 Sureqiqi: Help me a lot

💬 2016-07-14 Herong: Hi James, you can try my Chinese-Pinyin Translator. But it only covers GB2312 Chinese characters. My email address is on the PDF...

💬 2016-07-07 James Lin: Hi Dr. Yang, may I know if you can point me to some useful resource to obtain a listing of the actual pinyin keystrokes for all ...

Installing Axis 1.2.1 on Windows
This section describes a tutorial on how to install Axis 1.2.1 on a Windows system.
2018-07-05, 144👍, 1💬

💬 2018-07-05 Mike: Thanks!

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