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, 314👍, 2💬
'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, 3976👍, 6💬
javax.net.debug - Debugging SSL Socket Communication
This section provides a tutorial example on how to use JVM property, javax.net.debug, to turn on the SSL socket communication debug option. The debug output message can help you to know what exactly happens at the SSL layer. 2017-03-02, 4323👍, 2💬
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. 2017-02-27, 7766👍, 14💬
Using SO_LINGER Socket Option
A tutorial example is provided to show how to use the SO_LINGER socket option to prevent the server closing the socket too soon after writing the response to the socket. 2017-02-16, 394👍, 2💬
'jstack' - Stack Tracer to Generate Thread Dump
This section provides a tutorial example on how to use the 'jstack' tool to generate a thread dump (print all running threads and their stack traces). 2017-01-23, 152👍, 1💬
Operations on "byte" Data Type Values
This section provides a tutorial example on how 'byte' values are casted to 'int' values when they are involved in arithmetic, comparison and bitwise operations. 2017-01-21, 1061👍, 2💬
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. 2016-12-19, 4969👍, 3💬
LambdaCalculator.java - Lambda Expression Example
This section provides a tutorial example on using an lambda expression to define a class anonymously implementing a single abstract method interface. An anonymous class and a local class are used as comparisons. 2016-12-17, 505👍, 1💬
Printing Histogram of Java Object Heap
This section provides a tutorial example on how to print the histogram of Java object heap, a list of different types of objects and their counts and total sizes. 2016-12-14, 1677👍, 2💬
java.util.PropertyResourceBundle - Resource Bundles as Properties Files
This section provides a tutorial example on how to create resource bundles (localization key names with their localized text messages) as properties file for the java.util.PropertyResourceBund leconcrete class. 2016-11-25, 266👍, 1💬
SimpleStringBuffer - My Implementation of String Buffer
This section provides a tutorial example on how to implement a simple string buffer class similar to the StringBuffer class included in the java.lang package. 2016-11-15, 129👍, 1💬
Option '-d' - Specifying Output Directory
This chapter describes the Java compilation tool 'javac'. Topics include listing of 'javac' options, specifying class path with '-classpath', specifying source path with '-sourcpath', processing 'import' statements, generating debugging information with '-g'. 2016-09-18, 150👍, 1💬
Java Swing Tutorials - Herong's Tutorial Examples
This free Java Swing tutorial book is a collection of notes and sample codes written by the author while he was learning Java Swing himself. It can be used as a tutorial guide for beginners or a reference book for experienced developers. Topics include AWT, button, Chinese, component, event, frame, ... 2016-09-04, 2455👍, 1💬
java.time.Instant - Get(INSTANT_SECONDS) Error
This section provides a tutorial example showing an unexpected error, Invalid value for InstantSeconds, when trying to call the get(ChronoField.INSTANT_SECOND S)method. 2016-08-03, 444👍, 2💬
javax.swing.event.MenuListener - Menu Listener Interface
This section provides a tutorial example on how to use javax.swing.event.MenuListener ,menu listener interface, to catch events fired by JMenu objects. 2016-08-02, 1391👍, 3💬
showInternal*Dialog() - Displaying Internal Dialog Boxes
This section provides a tutorial example on how to use the static methods, showInternal*Dialog(), to create and display internal dialog boxes inside an parent container. 2016-07-19, 2204👍, 3💬
SslSocketClient.java - SSL Client Socket Example
This section provides a tutorial example on how to write a sample program to create a SSL client socket to connect to a SSL server socket. The connection will fail if the server's certificate is self-signed. 2016-06-10, 13350👍, 3💬
This section provides quick introductions on the Windows registry hives - top level registry keys on...
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This section describes a tutorial on how to play DAT files directly with Windows Media Player.
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This section describes how to delete rows from target tables through ResultSet objects.