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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, 2075👍, 7💬

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, 7939👍, 15💬

"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, 262👍, 1💬

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, 5194👍, 4💬

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, 661👍, 2💬

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, 387👍, 2💬

Downloading and Installing Notepad++ with XML Tools
This section provides a tutorial example on how to download and install Notepadd++ on Windows system; and how to add the XML Tools Plugin in Notepadd++.
2018-07-18, 105387👍, 58💬

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, 1020👍, 2💬

.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, 307👍, 2💬

"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💬

'native2ascii' - Native-to-ASCII Encoding Converter
This chapter provides tutorial notes on the native-to-ASCII encoding converter 'native2ascii'. Topics include 'native2ascii' command options, default encoding CP1252 used by 'javac', converting UTF-8 characters into \udddd Unicode code sequences, converting \udddd sequences back to native encodings.
2018-07-08, 2285👍, 34💬

"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, 8701👍, 5💬

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, 118👍, 1💬

Outdated: "HijackThis" - Spyware and Browser Hijacker Detector
This section provides a tutorial example on how to run 'HijackThis' to generate a system diagnose report.
2018-07-01, 127👍, 2💬

"keytool" Importing Certificates in DER and PEM
This section provides a tutorial example on how to use 'keytool' to import certificates in DER and PEM formats generated by 'OpenSSL' into 'keystore' files.
2018-06-28, 12291👍, 2💬

XML Tools Plugin for Notepad++
This chapter provides notes and tutorial examples on XML Tools Plugin for Notepad++. Topics include downloading and installing Notepad++ and XML Tools Plugin; generating pretty print XML format; XSD validation; XSLT transformation.
2018-06-26, 110294👍, 60💬

Garbage Collection Logging Options
This section describes HotSpot JVM options to generate garbage collection log messages. '-XX:+PrintGCDetails' and '-XX:+PrintGCDateStamps' are two most important options.
2018-06-24, 119👍, 1💬

Garbage Collection Logging Options
This section describes HotSpot JVM options to generate garbage collection log messages. '-XX:+PrintGCDetails' and '-XX:+PrintGCDateStamps' are two most important options.
2018-06-24, 119👍, 1💬

Java Exception: "java.lang.OutOfMemoryError: Java heap space"
This section provides a tutorial example on how JVM expands the Heap space to allocate more objects and leads to the 'java.lang.OutOfMemoryError: Java heap space' Java exception, if it is not allowed to expand any more.
2018-06-24, 137👍, 1💬

Java Exception: "java.lang.OutOfMemoryError: Java heap space"
This section provides a tutorial example on how JVM expands the Heap space to allocate more objects and leads to the 'java.lang.OutOfMemoryError: Java heap space' Java exception, if it is not allowed to expand any more.
2018-06-24, 137👍, 1💬

Introduction to Web Service
This chapter provides a quick introduction on Web services and related technologies.
2018-06-18, 1292👍, 5💬

Bitcoin Tutorials - Herong's Tutorial Notes
This free book is a collection of tutorials and notes on Bitcoin and blockchain.
2018-06-17, 597👍, 2💬

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