Cryptography Tutorials - Herong's Tutorial Examples
This cryptography tutorial book is a collection of notes and sample codes written by the author while he was learning cryptography technologies himself. Topics include AES, blowfish, certificate, cipher, decryption, DES, digest, encryption, keytool, MD5, OpenSSL, PEM, PKCS#8, PKCS#12, private key, p... 2017-06-14, 13752👍, 3💬
'jstatd' - JVM Remote Monitoring Server
This section describes the JVM remote monitoring server 'jstatd' and its options. 'jstatd' are used to allow JVM monitoring tools 'jps' and 'jstat' to access local JVM processes from a remote machine. 2017-04-01, 3357👍, 6💬
XML Tutorials - Herong's Tutorial Examples
This free XML tutorial book is a collection of notes and sample codes written by the author while he was learning XML himself, an ideal tutorial guide for beginners. Topics include DOM, DTD, J2SDK, Java, SAX, Syntax, Templates, XML, XPath, XSD, XSL, XSLT, XSL-FO. 2016-05-07, 3245👍, 2💬
Perl Tutorials - Herong's Tutorial Examples
This Perl tutorial book is a collection of notes and sample codes written by the author while he was learning Perl language himself. Topics include ActivePerl, data types, subroutines, debug, references, objects, open, binary, file, directory, DBM, MySQL, regular expression, RPC::XML, XML::Simple, S... 2015-07-17, 3200👍, 3💬
Enable/Disable Services with "msconfig.exe"
This section describes a tutorial example on how to enable or disable a predefined service with the system configuration tool 'msconfig.exe'. 2016-06-27, 3106👍, 4💬
UserInit - Winlogon Registry Key
This section provides a tutorial example on how to undo changes done by the PWS Trojan on the UserInit registry value under the HKLM\Software\Microsoft\Window sNT\CurrentVersion\Winlogon registry key. 2016-02-25, 3032👍, 2💬
"openssl pkcs8" Converting Keys to PKCS#8 Format
This section provides a tutorial example on how to convert a private key file from the traditional format into PKCS#8 format using the 'openssl pkcs8' command. Keys can still be encoded with DER or PEM with or without DES encryption in PKCS#8 format. 2016-04-12, 3008👍, 1💬
Table of Contents
This free VBScript tutorial book is a collection of notes and sample codes written by the author while he was learning VBScript himself, an ideal tutorial guide for beginners. Topics include Variant, Array, Function, Error Handling, Regular Expression, Dictionary, File System, Class, Object, IE Brow... 2016-05-23, 2978👍, 1💬
Java Tutorials - Herong's Tutorial Examples
This free Java book is a collection of notes and sample codes written by the author while he was learning Java himself. It covers topics related Java language core features and classes provided in the java.lang.* package: array, bit, byte, deadlock, expression, generic class, generic method, literal... 2016-03-05, 2973👍, 8💬
SQL Server CLOB (Character Large Object) - TEXT
This chapter provides tutorial notes on CLOB (Character Large Object) data types, TEXT, with SQL Server JDBC Driver. Topics include creating tables to store CLOB values in SQL Server server; inserting CLOB values with direct SQL INSERT statements, or PreparedStatement with setString(), setCharacterS... 2016-04-07, 2942👍, 1💬
Variable Declaration and "Dim" Statement
This section provides a quick introduction of what is a variable and how variable can be declared explicitly with a Dim statement and implicitly with an assignment statement. 2016-02-20, 2920👍, 2💬
Using "adb logcat" Command for Debugging
This section describes how to use the 'adb logcat -v' command option to control the format of log entries. 'adb logcat -v long' dumps all data elements of each log entry. 2016-08-02, 2797👍, 2💬
"keytool" Commands and "keystore" Files
This chapter provides tutorial notes and example codes on the 'keytool' command. Topics include introduction of public key certificates, 'keystore' file, 'keytool' command; generating new keys and self-signed certificates; exporting and importing certificates; cloning certificates to share keys. 2015-11-23, 2596👍, 3💬
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. 2017-03-19, 2582👍, 3💬
This section provides a tutorial example on how to a simple Java Swing program. SwingHello.java is m...
This chapter provides tutorial examples and notes on runtime error handling. Topics include the defa...
This section describes DES (Data Encryption Standard) algorithm - A 16-round Feistel cipher with blo...
This chapter provides tutorial notes and example codes on WSDL2Java. Topics include using the WSDL2J...
This section provides a tutorial example on how the SOAP message receiver should validate the passwo...