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ThreadGroup Class and "system" ThreadGroup Tree
This chapter provides tutorial notes and tutorial examples on the ThreadGroup class and the 'system' ThreadGroup tree. Topics include main methods of the ThreadGroup class, displaying the 'system' ThreadGroup tree, adding threads and thread groups, testing the reported JDK 1.3 bug - memory leak of u...
2022-10-01, ∼306🔥, 0💬

Character Set Encoding Classes and Methods
This chapter provides tutorial notes and example codes on character set related classes. Topics include collection types: what is character encoding; JDK supported encodings like: CP1252, ISO-8859, ASCII, UTF-8, UTF-16, GB18030; methods to encode characters to byte sequences; methods to decode byte ...
2022-10-01, ∼305🔥, 0💬

What Is HTTPS?
This section provides a quick introduction to HTTPS (Hypertext Transfer Protocol Secure) - A combination of HTTP (Hypertext Transfer Protocol) and SSL (Secure Socket Layer) or TLS (Transport Layer Security).
2022-10-01, ∼304🔥, 0💬

What Is Annotation
This section describes the annotation programming facility that allows you to associates additional information with a program construct.
2022-10-01, ∼304🔥, 0💬

Importing Classes from Unnamed to Named Packages
This section provides a tutorial example on how to import classes defined in an unnamed package to a named package. The imported class must be defined as 'public'.
2022-10-01, ∼303🔥, 0💬

Java GUI Test Program
This section provides a tutorial example on how to build a Java GUI application with JInternalFrame class and related listeners.
2022-10-01, ∼303🔥, 0💬

Generic Methods and Type Inference
This chapter provides tutorial notes and example codes on generic methods and type inference. Topics include what is a generic method; declaring type parameters; specifying type arguments; compiler performing type argument inference; using type parameter in parameterized types.
2022-10-01, ∼303🔥, 0💬

DOMBrowser.java - Browsing DOM Tree Structure
This section provides a tutorial example on how to write a DOM object browser, DOMBrowser.java, to browse through the DOM object tree structure and print the content at each tree node.
2022-10-01, ∼302🔥, 0💬

DTD (Document Type Definition) - XML Validation
This chapter provides tutorial notes and example codes on DTD (Document Type Definition). Topics include writing an XML DTD validator using DOM and SAP interfaces; overriding error handler methods to print validation errors.
2022-10-01, ∼302🔥, 0💬

References
List of reference materials used in this book.
2022-10-01, ∼299🔥, 0💬

jshell - Entering Expressions and Statements
This section provides a tutorial example on how to start 'jshell' and enter expressions and statements.
2022-10-01, ∼299🔥, 0💬

What Is a Socket?
This section describes what is a socket - An concept represents one end-point of a two-way communication link between two programs running on the Internet network.
2022-10-01, ∼298🔥, 0💬

"jrunscript -f" - Run JavaScript in Batch Mode
This section provides a tutorial example on how to use 'jrunscript -f ...' to run JavaScript code in batch mode.
2022-10-01, ∼296🔥, 0💬

One Class in an Unnamed Package - Hello.java
This section provides a tutorial example on how to place one Java class in an unnamed package and how to compile and run the class in an unnamed package.
2022-10-01, ∼295🔥, 0💬

Certificates and Certificate Chains
This section describes certificate and certificate chain. A certificate contains someone's public key signed by a trusted authority.
2022-10-01, ∼295🔥, 0💬

CPU Execution Time Shared by Multiple Threads - Test Output
This section provides the test output of a tutorial example on how to measuring CPU execution time allocated to threads with different setPriorities.
2022-10-01, ∼295🔥, 0💬

XSL (Extensible Stylesheet Language)
This chapter provides tutorial notes and example codes on XSL (Extensible Stylesheet Language). Topics include default XSL implementation classes in JDK; writing an XML transformer program using XSL (Extensible Stylesheet Language).
2022-10-01, ∼294🔥, 0💬

JcaMessageDigest.java - Message Digest Sample Program
This section provides a tutorial example on how to write a sample program to use the java.security.MessageDigest class to digest any input file with the MD5 or SHA message digest algorithm.
2022-10-01, ∼294🔥, 0💬

KeyPair and KeyPairGenerator Classes
This section describes the KeyPair and KeyPairGenerator Classes. The KeyPairGenerator.generateKeyPa ir()can be used to generate a private and public key pair.
2022-10-01, ∼294🔥, 0💬

Predefined Annotation Types
This section describes annotation types predefined in the current Java version. A tutorial example is also provided on how to use predefined annotation @Deprecated.
2022-10-01, ∼294🔥, 0💬

Writing My First Java Program
This section provides a tutorial example on how to write, compile, and execute the first Java program with JDK 1.8.0.
2022-10-01, ∼293🔥, 0💬

gc() - The Garbage Collection Method
This section provides a tutorial example on how to use the garbage collection method gc() on the default Runtime object to control the garbage collection process by yourself.
2022-10-01, ∼293🔥, 0💬

Example Program of Using the gc() Method
This section provides a tutorial example on how to use the garbage collection method gc() on the default Runtime object to test object references and memory usages.
2022-10-01, ∼293🔥, 0💬

The Automated Garbage Collection Process
This section a tutorial example on how to find out when the garbage collector automatically performing the garbage collection process.
2022-10-01, ∼291🔥, 0💬

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