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, 454👍, 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, 597👍, 2💬
This section provides a quick introduction of the UTF-16BE (Unicode Transformation Format - 16-bit Big Endian) encoding for Unicode character set. UTF-16BE is a variation of UTF-16. 2017-07-14, 2714👍, 3💬
"adb logcat" Command Options and Log Buffers
This section describes the 'adb logcat' command options to dump and manage log buffers: main, events, and radio. An example is given to dump logs into a set of rotated log files. 2017-07-11, 2285👍, 2💬
What Is ResultSet?
This section describes what is a ResultSet object. 2017-07-03, 162👍, 1💬
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, ... 2017-06-26, 5520👍, 10💬
Open Files in Binary Mode
This chapter provides tutorial examples and notes about opening files in binary mode. Topics include using binmode() to open files in binary mode; Copy.pl - copying binary files; Bin2Hex.pl - converting binary data to hex numbers. 2017-06-26, 295👍, 1💬
SoapUI - Web Service Testing Tool
This chapter provides tutorial notes and example codes on SoapUI. Topics include SoapUI features; downloading and installing SoapUI free edition; creating and running tests in SoapUI 2017-06-20, 366👍, 1💬
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💬
Meter Based on Seconds Pendulum
This section introduces an old definition of 'meter' which uses a seconds pendulum. A 'meter' is the length of a seconds pendulum, which swings a full cycle in 2 seconds in small angles. 2017-06-14, 341👍, 1💬
MySQL CLOB (Character Large Object) - TEXT
This chapter provides tutorial notes on CLOB (Character Large Object) data types, TEXT, with MySQL JDBC Driver. Topics include creating tables to store CLOB values in MySQL server; inserting CLOB values with direct SQL INSERT statements, or PreparedStatement with setString(), setCharacterStream() or... 2017-06-12, 3304👍, 2💬
sendReceive() Method - Invoking a Named Operation
This section provides a tutorial example on how to use the sendReceive() method to invoke an operation defined in the service inside the ServiceClient object. 2017-06-06, 105👍, 1💬
document/literal Example - Guest Registration
This section provides a tutorial example on writing a WSDL 1.1 example that uses SOAP 1.2 over HTTP with document/literal as the message style and the encoding option. 2017-05-29, 657👍, 1💬
"OpenSSL" Viewing Certificates in DER and PEM
This section provides a tutorial example on how to use 'OpenSSL' to view certificates in DER and PEM formats generated by the 'keytool -exportcert' command. 2017-05-27, 31665👍, 5💬
Using openStream() Method in java.net.URL Class
This section provides a tutorial example on how to use the openStream() method in the java.net.URL class to perform a GET method on an HTTPS server. Java Secure Socket Extension (JSSE) works quietly behind the java.net.URL class to provide HTTPS support. 2017-05-23, 872👍, 2💬
This section provides a quick summary of the Unicode code point block: 'Balinese', which contains 128 code points to represent Balinese alphabets used in the Balinese language. 2017-05-23, 390👍, 2💬
PHP SOAP Extension Server Programs
This chapter provides notes and tutorials on PHP SOAP Extension server side functions, writing server and client programs using SOAP 1.1 and SOAP 1.2, writing WSDL document. 2017-05-19, 205👍, 2💬
This section describes how to download and install JDK 10 on a Windows system.
This section provides a tutorial example on how to create a JAR file with the 'jar' command.
This section describes a tutorial on how to play DAT files directly with Windows Media Player.
This section describes steps to follow if you want to use the java.net.HttpURLConnecti onclass to se...
This section provides a tutorial Java program, CipherDES.java - A Java Implementation of DES encrypt...