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freeMemory() - Getting JVM Free Memory Information
This section provides a tutorial example on how to use freeMemory(), totalMemory(), and maxMemory() of the Runtime class to get JVM total and free memory information. 2022-10-01, ∼341🔥, 0💬

Execution Threads and Multi-Threading Java Programs
This chapter provides tutorial notes and tutorial examples on execution threads and multi-threading programs. Topics include creating threads with thread classes and runnable objects; thread priorities and CPU time sharing; application data sharing; terminating running threads. 2022-10-01, ∼339🔥, 0💬

Character Set Encoding Maps - Unicode UTF-16, UTF-16LE, UTF-16BE
This section provides a tutorial example of analyzing and printing character set encoding maps for 3 encoding, UTF-16, UTF-16LE, and UTF-16BE, for Unicode character set. 2022-10-01, ∼338🔥, 0💬

jshell - Java Language Shell
This chapter provides tutorial notes on 'jshell' tool. Topics include introduction of jshell; entering expressions and statements; saving and opening large code snippets; editing code snippet in text editor. 2022-10-01, ∼338🔥, 0💬

java.util.SimpleDateFormat.parse() - Parsing Date Strings to Objects
This section provides a tutorial example on how to use the java.util.SimpleDateFormat.par se()method to parse or convert date and time strings to date objects. 2022-10-01, ∼335🔥, 0💬

javadoc - Document Generator Command and Options
This section describes what are the commonly used command line options for the Java document generator - 'javadoc' tool. 2022-10-01, ∼335🔥, 0💬

Deadlock Example - 5 Dining Philosophers
This section provides a Java program that simulates the deadlock example - 5 Dining Philosophers. 2022-10-01, ∼334🔥, 0💬

Archived: Downloading and Installing JDK 8
This section describes how to download and install Java SE 8 (JDK 7) on a Windows system. 2022-10-01, ∼334🔥, 0💬

"javac -X" - Specifying Non-Standard Options
This section describes the Java compiler non-standard options, '-X...'. 2022-10-01, ∼333🔥, 0💬

jaotc - Java Ahead-Of-Time Compiler
This chapter provides provides a tutorial example on how to use 'jaotc' command to produce native code in the form of a shared library from Java bytecode files. But I didn't find any way to use the shared library. 2022-10-01, ∼333🔥, 0💬

Assert Statements and -ea" Option
This chapter provides tutorial examples and notes on Java assertion facility. Topics include 'assert' statements; '-ea' JVM option to enable assertion. 2022-10-01, ∼333🔥, 0💬

"javap -private" - Listing Private Variables and Methods
This section provides a tutorial example of how to list all private and public variables and methods of a class with 'javap' with the '-private' option. 2022-10-01, ∼331🔥, 0💬

Primitive Data Types and Literals
This chapter provides tutorial notes and example codes on primitive data types and literals. Topics include 8 primitive data types; storage size of each data type; format rules on source code literals for each data type; example Java programs on primitive types. 2022-10-01, ∼330🔥, 0💬

"keytool" - Key and Certificate Management Tool
This section provides a quick introduction of 'keytool' - a command line tool to manage private keys and public certificates in 'keystore' database file. 2022-10-01, ∼329🔥, 0💬

Installing Latest JDK on macOS
This section provides a tutorial example on how to download and install the latest version JDK, which includes some nice Java tools, on a macOS system. 2022-10-01, ∼329🔥, 0💬

Archived: Downloading and Installing JDK 10
This section describes how to download and install JDK 10 on a Windows system. 2022-10-01, ∼328🔥, 0💬

Shift Operations - Left, Right or Unsigned Right
This section describes shift operations: 'Left Shift', 'Right Shift', and 'Unsigned Right Shift'. A tutorial example is provided to show you how shift operations work on 'int' data type values. 2022-10-01, ∼326🔥, 0💬

Default Values for Annotation Elements
This section provides a tutorial example on how to declare default values for annotation elements and how to use default values in annotation invocation statements. 2022-10-01, ∼325🔥, 0💬

"jdeprscan --list" - List All Deprecated APIs
This section provides a tutorial example on how to use 'jdeprscan --list' command to list all deprecated APIs of a specific JDK release. 2022-10-01, ∼324🔥, 0💬

Fall-Through Behavior of "switch" Statements
This section provides a tutorial example that show the 'fall-through' behavior of 'switch' statements. 2022-10-01, ∼324🔥, 0💬

SocketClient.java - A Simple Client Socket Application
This section provides a tutorial example on how to write a network application, SocketClient.java, that creates a client socket, connects to a remote socket server, sends and receives text messages. 2022-01-09, ∼323🔥, 0💬

HashSet, Vector, HashMap and Collection Classes
This chapter provides tutorial notes and example codes on collection classes. Topics include collection types: Set, List and Map; data structure types: Array, Linked List, Binary Tree, and Hash Table; commonly used JDK collection classes: HashSet, Vector, HashMap; search operation performance compar... 2022-10-01, ∼322🔥, 0💬

"java --module" - Launching Program from Module
This section provides a tutorial example on how to use 'java --module' command to launch a program that is packaged in a Java module. 2022-10-01, ∼322🔥, 0💬

java.time.Duration Usage Examples
This section provides a tutorial example on how to use the java.time.Duration class to capture and apply duration of time, and to retrieve days, hours, minutes, seconds and nanoseconds values. 2022-10-01, ∼320🔥, 0💬

<< < … 7 8 9 10 11 12 13 14 15 16 17 … > >>   ∑:488  Sort:Date

Android ASP Astrology Big5 Bitcoin Blowfish Built-in C# Calendar CD-DVD Cheminformatics Chinese Cryptography DES Email Encoding Ethereum Flash GB2312 General H Herong History HTML Java JavaScript JDBC JSP JVM Linux Molecule Movie Music MySQL Neural Network Perl PHP Physics PKI Publication Python Reference REST SOAP Sorting Swing TV Series UML Unicode VBScript Web Web-Services Windows WSDL XML XMLPad XSD XSL-FO