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... 2021-03-07, 9571👍, 2💬
Cipher - Secret Key Encryption and Decryption
This chapter provides tutorial notes and example codes on the cipher process. Topics include the cipher process - data encryption and decryption; the cipher class, javax.crypto.Cipher; the cipher sample program and test results with Blowfish and DES encryption algorithms. 2015-10-13, 177👍, 1💬
Microsoft Management Console (MMC)
This section describes the Microsoft Management Console (MMC), which can be used to create a console to manage certificate stores on Windows XP systems. 2015-10-11, 732👍, 1💬
opendir.pl - Sample Program to Read Directories
This section provides a tutorial example on how to open the current directory using opendir() function and read its file names using readdir() function. 2015-10-10, 415👍, 2💬
"Unexpected subelement ..." Error from the Stub Class
This section provides a tutorial example on how to troubleshoot and resolve the 'Unexpected subelement ...' error occurred in the stub class. The root cause of the error is the namespace on sub elements of the response SOAP Body does not match what defined in the WSDL document. 2015-10-10, 3277👍, 5💬
Microsoft JDBC Driver - Query Statements and Result Sets
This chapter provides tutorial notes on running query statements and working with result sets with Microsoft JDBC Driver. Topics include creating statement objects; executing SQL query statements; retrieving ResultSet objects; looping through result set; obtaining field values from the result sets. 2015-10-09, 918👍, 2💬
SWF Files for Video and Audio Streams
This chapter provides tutorial notes and example codes on SWF files for video and audio streams. Topics include SWF file structure for video and/or audio streams; installing FFmpeg to manipulate video/audio streams; 'ffprobe' to view video/audio stream properties; 'ffplay' to play stream SWF files; ... 2015-10-09, 723👍, 2💬
Message Digest Algorithm Implementations in JDK
This chapter provides tutorial notes and example codes on message digest algorithm implementation. Topics include JCA (Java Cryptography Architecture) package; java.security.MessageDigest class; MD5 and SHA message digest program; message digest output comparison. 2015-10-06, 156👍, 2💬
Compiling C# Source Code Files
This chapter provides tutorial examples and notes on C# compiler options. Topics include compiling C# source code with multiple classes in a single source code file and multiple source code files; generating .NET library files. 2015-10-03, 488👍, 1💬
GROUP BY Clause of a SELECT Statement
This section provides tutorial examples on how to use the GROUP BY clause to aggregate orginal rows of the base table into group rows in a SELECT statement. 2015-09-27, 899👍, 1💬
What Is LWP::UserAgent?
This section describes what is LWP::UserAgent - a Perl class that helps you to prepare a HTTP request, send it to a Web server, then receive the HTTP response from the Web server. 2015-09-25, 169👍, 1💬
Introduction of VBScript - Visual Basic Scripting Edition
This chapter provides a quick introduction on VBScript language. Topics include what is VBScript; what are VBScript host environments; running VBScript codes within Internet Explorer (IE), Internet Information Services (IIS), and Windows Script Host (WSH). 2015-09-20, 149👍, 1💬
Unicode Tutorials - Herong's Tutorial Examples
This free Unicode tutorial book is a collection of notes and sample codes written by the author while he was learning Unicode himself, an ideal tutorial guide for beginners. Topics include ASCII, BMP, character set, encoding, decoding, GB, GB18030, GB2312, GBK, ISO-8859, Java, JDK, JIS, Surrogate, U... 2015-09-14, 303👍, 1💬
Oracle Express Edition Installation on Windows
This chapter provides tutorial notes on Oracle Express Edition installation on Windows systems. Topics include downloading, installing and starting Oracle Database 10g Express Edition; access Oracle server through its Web interface; creating Oracle login user. 2015-09-11, 592👍, 1💬
"bad decrypt:./crypto/evp/evp_enc.c:461" Error
This section provides a tutorial example on why OpenSSL 'pkcs12' failed with 'bad decrypt:./crypto/evp/evp_enc.c :461'error. The root cause is the key password different than file password. 2015-09-10, 7897👍, 1💬
This section describes how to delete rows from target tables through ResultSet objects.
This section provides a tutorial example on how to download and install Apache Tomcat 7 on a Windows...
This section describes how to download Apache (HTTP Server) 2.2.25 binary distribution for Windows s...
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This chapter provides tutorial examples and notes on runtime error handling. Topics include the defa...