Java GC Tutorials - Herong's Tutorial Examples
This book is a collection of tutorial notes and sample codes written by the author while he was learning JVM GC (Garbage Collection) processes. Topics include Java Garbage Collectors, STW (Stop-The-World), Serial Collector, Parallel Collector, Concurrent Collector, G1 Collector, GC Algorithms, Gener... 2018-06-17, 464👍, 1💬
Ethereum Tutorials - Herong's Tutorial Notes
This free book is a collection of tutorials and notes on Ethereum and blockchain. Topics include Blockchain, Ethereum, Cryptocurrency, Mining, MetaMask, Wallet. 2018-05-11, 610👍, 2💬
MySQL - JBDC CallableStatement
This chapter provides tutorial notes on JDBC CallableStatement objects for stored procedures. Topics include CallableStatement overview; creating stored procedures with parameters and multiple result sets; using place holders in CallableStatement objects; register output parameters; retrieving multi... 2016-07-21, 123👍, 1💬
Nested Tags Example - Break Tag for Loops
This section provides a tutorial example on how to create 2 tag classes to a support nested custom tags in JSP pages. As an example, a Loop tag and a Break tag is created to work together. 2016-11-08, 122👍, 1💬
RSA Public Key Encryption Algorithm
This section describes the RSA public key encryption algorithm. Generating public and private keys used in RSA encryption requires two large prime numbers. 2016-11-21, 120👍, 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 Gopher?
This section provides a quick introduction of the Gopher protocol that allows distributed documents to be linked and presented as a hierarchy of items and directories. 2018-12-08, 119👍, 2💬
Java DB (Derby) - DML Statements
This chapter provides tutorial notes on executing DML statements with Java DB (Derby) JDBC Driver. Topics include inserting, updating and deleting data rows in existing tables; creating IDENTITY columns; handling date and timestamp values. 2017-06-18, 119👍, 1💬
"async" Function Example
A tutorial example is provided on how to write an 'async' function with Task return type. An 'async' function needs an 'await' expression to trigger a child thread to split executions. 2018-12-08, 118👍, 3💬
main() Method - Java Execution Entry Point
This section describes the Java program entry point, the main() method of the starting class. Command line arguments are passed as an string array parameter to the main() method. 2017-09-04, 117👍, 1💬
IIS ASP Server Supporting VBScript
This chapter provides introductions and tutorial examples on how IIS ASP server provides support to VBScript code embedded in HTML documents. Topics include configuring IIS to support ASP pages; ASP runtime 'request', 'response' and 'session' objects; ADO library supporting database server connectio... 2016-05-25, 117👍, 1💬
Sending and Receiving Cookies in JSP Pages
This section provides a tutorial example on how to send cookies to the browser and receive cookies from the browser in JSP pages using response.addCookie() and request.getCookie() methods. 2016-05-02, 117👍, 2💬
Outdated: Visiting an "https" Web Site with Firefox 3
This section describes how Firefox 3 shows a lock icon when you visit an 'https' Web site to provide you more security related information. 2018-11-10, 116👍, 2💬
GetISD - Get ISD Phone Code of a Given Country
This chapter provides a quick introduction of the free Web service, GetISD, returning the phone code of a given country. Topics include usage description of GetISD; request message sample; response message sample. 2017-01-17, 114👍, 1💬
JDBC (Java Database Connectivity) Introduction
This chapter provides a quick introduction about JDBC (Java Database Connectivity). Topics include overview of JDBC; versions of JDBC; JDBC driver types; database connection with DriverManager and DataSource; JDBC driver class and connection URL for DriverManager. 2016-08-31, 114👍, 1💬
This section describes how to insert new data rows into MS Access database through the JDBC-ODBC dri...
This free book contains Herong's notes and tutorial examples on Chinese GB2312 character set. It pro...
This section provides a tutorial example on how to perform XSLT (Extensible Stylesheet Language Tran...
This free XML tutorial book is a collection of notes and sample codes written by the author while he...
This web site provides a collection of about 40 free tutorial books on programming languages, Web ap...