JDBC Tutorials - Herong's Tutorial Examples
This JDBC tutorial book is a collection of notes and sample codes written by the author while he was learning JDBC technology himself. It can be used as a tutorial guide for beginners. Topics include Java, Database, JDBC, Driver, ODBC, Connection, DataSource, SQL, ResultSet, Metadata, Derby, MySQL, ... 2020-03-07, 7064👍, 10💬
Bits, Bytes, Bitwise and Shift Operations
This chapter provides tutorial notes and tutorial examples on bits, bytes and bitwise operations. Topics include bits and bytes as storage units; 'byte' data type and (byte) casting; bitwise operations; shift operations. 2016-02-20, 968👍, 1💬
DTD (Document Type Definition) Introduction
This chapter provides tutorial notes and example codes on DTD (Document Type Definition). Topics include introduction to DTD (Document Type Definition); using DOCTYPE statement to define an XML document type; specifying XML elements, attributes and entities declaration statements inside or outside X... 2016-02-20, 786👍, 2💬
"WinRAR" - RAR and ZIP File Compression Tool
This chapter provides an introduction of WinRAR. Topics include installing WinRAR 3.42, adding files and sub directories to RAR/ZIP files, extracting files from RAR/ZIP files, setting passwords to RAR files, setting Windows Explorer context menu for WinZip, running WinRAR in command line windows. 2016-02-20, 203👍, 0💬
SoapUI - SOAP Web Service Testing Tool
This chapter provides tutorial notes and example codes on SoapUI 5.0.0. Topics include SoapUI features; downloading and installing SoapUI 5.0.0; validating and importing SOAP based WSDL documents; creating and submitting test requests. 2016-02-20, 1155👍, 1💬
Introduction of ASP Objects
This section introduces ASP built-in run-time objects - 5 run-time objects are provided by the ASP programming interface: Request, Response, Server, Application, and Session. 2016-02-20, 1042👍, 2💬
Literal Formats for Floating-Point
This section describes 2 literal formats for floating-point values: decimal and hex floating-point literals. The default floating-point literal data type is 'double'. 2016-02-19, 406👍, 1💬
File Handles and Data Input/Output
This chapter provides tutorial examples and notes about file handles and data input or output. Topics include using open() function to open file handles; using print() to output data; using to input data. 2016-02-19, 305👍, 2💬
Converting Perl Script to Executable Binary
This chapter provides tutorial examples and notes about converting Perl script files to executable binary files. Topics include Perl script conversion tools: PerlApp and Perl2Exe; installing Perl Dev Kit with PerlApp, running PerlApp to convert DirGrep.pl to DirGrep.exe. 2016-02-18, 1600👍, 2💬
Bitwise Operations on "byte" Values
This section describes 4 types of bitwise operations, 'And', 'Or', 'Exclusive Or', and 'Complement' that applies on 'byte' values indirectly through 'int' values. 2016-02-17, 1665👍, 1💬
opendir() - Open Directory to Read File Names
This section describes Perl built-in functions, opendir() and readdir(), to open a file directory and read its file names and sub-directories. 2016-02-15, 321👍, 1💬
"choose" - The If...Else Element
This section describes the 'choose' element, which is used in the content of a 'template' element. The 'choose' element is a conditional statement that be used to put different output contents under different logical conditions. 2016-02-12, 926👍, 0💬
Accessing File System from JSP Pages
This section provides a tutorial example on how to access the file system from JSP pages using 3 different reference points: Current Directory, Physical Root Directory, and Virtual Root Directory. 2016-02-09, 113👍, 1💬
PHP SOAP Extension in PHP 5.3.1
This chapter provides tutorial notes and example codes on SOAP Extension in PHP 5.3.1. Topics include downloading and installing PHP 5.3.1; configuring SOAP Extension; reviewing SoapClient class and methods; calling RPC method based and XML document based Web services; rpc/encoded style requiring en... 2016-02-08, 120👍, 1💬
What Is SOAP?
This section provides a quick summary of SOAP protocol. 2016-02-07, 277👍, 0💬
Converting KeyStore Files to PKCS12 Files
This section provides a tutorial example on how to convert a KeyStore file to a PKCS12 file, because Windows 'Internet Options' can import keys and certificates from PKCS12, but not from KeyStore file. 2016-02-07, 1523👍, 2💬
PKI Tutorials - Herong's Tutorial Examples
This PKI (Public Key Infrastructure) tutorial book is a collection of notes and sample codes written by the author while he was learning PKI technologies himself. Topics include CA, Certificate, Crypt::SSLeay, C#, Digital Signature, Firefox, HTTPS, IE, Java, JSSE, KeyStore, keytool, MMC, .NET, OpenS... 2016-02-07, 8262👍, 1💬
This section provides a tutorial example on how to run Perl scripts on Linux systems. To make a Perl...
This section provides a tutorial example on how to export certificates in DER and PEM format using t...
This section describes what is PKCS5Padding - a schema to pad cleartext to be multiples of 8-byte bl...
This section describes the MD5 algorithm - a 5-step process of padding of '1000...', appending messa...
This section describes a tutorial on how to play DAT files directly with Windows Media Player.