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jhat - Starting Web Server on a Heap Dump File
This section provides a tutorial example on how to start 'jhat' as a Web server on a Java heap dump file allowing you to browse Java heap objects.
2022-10-01, 406🔥, 0💬

jcmd - JVM Diagnostic Tool Command
This section describes what is 'jcmd' (Java jcmd Tool) - is a command line tool to run diagnostic commands against a given JVM on the local machine.
2022-10-01, 406🔥, 0💬

jimage - JIMAGE File Tool Command
This section describes what is 'jimage' (Java JIMAGE Tool) - is a command line tool to view and extract JIMAGE files.
2022-10-01, 403🔥, 0💬

Converting java.util.GregorianCalendar to java.time.ZonedDateTime
This section provides a tutorial example how to migrate Java code from the old java.util.GregorianCalendar class to the new java.time.ZonedDateTime class.
2022-10-01, 402🔥, 0💬

Partial Date and Time Objects and Classes
This section provides a tutorial example on how to use Date-Time classes that represents partial date and time objects like java.time.LocalDate, java.time.LocalDate, etc.
2022-10-01, 395🔥, 0💬

jhsdb - The Java HotSpot Debugger
This chapter provides tutorial notes on 'jhsdb', the Java HotSpot Debugger. Topics include 'jhsdb' command options; starting HotSpot Debugger in GUI or command line mode; inspecting JVM threads; viewing JVM stack memory.
2022-10-01, 393🔥, 0💬

java.util.DecimalFormat.parse() - Parsing Strings to Number Objects
This section provides a tutorial example on how to use the java.util.DecimalFormat.parse( )method to parse or convert numeric strings to number objects.
2022-10-01, 392🔥, 0💬

Listing Java Tools in JDK
This section provides a list of Java tools included in the Oracle JDK package for Windows systems.
2022-10-01, 389🔥, 0💬

Archived: JDK 1.6 keytool - keystore File Tool
This section describes all commands supported in JDK 1.6 'keytool' tool to manage certificates stored in 'keystore' files.
2022-10-01, 385🔥, 0💬

"javap -c -private" - Disassembling Java Bytecode Class
This section provides a tutorial example of how to disassemble Java bytecodes with 'javap -c -private' command. The disassembled codes are JVM execution instructions.
2022-10-01, 372🔥, 0💬

Archived: Downloading and Installing JDK 1.5
This section describes how to download and install Java SE (JDK) 1.5.0 on a Windows XP system.
2022-10-01, 372🔥, 0💬

jmc - Java Mission Control
This chapter provides tutorial notes on 'jmc' Java Mission Control tool. Topics include introduction of jmc; launching jmc; viewing JVM dashboard; browsing MBean objects; managing monitoring triggers.
2022-10-01, 367🔥, 0💬

Converting uXXXX Sequences Back with "-reverse" Option
This section provides a tutorial example on how to \uXXXX Unicode code sequences back to a native encoding like UTF-8 with the 'native2ascii -encoding utf-8 -reverse' command.
2022-10-01, 365🔥, 0💬

Archived Tutorials
This chapter contains some outdated tutorial notes and example codes from previous versions of this book.
2022-10-01, 359🔥, 0💬

Literal Formats for Integers
This section describes 4 literal formats for integer values: decimal, hex, octal and binary integer literals. The default integer literal data type is 'int'.
2022-10-01, 355🔥, 0💬

Searching for Instances with OQL Statements
This section provides a tutorial example on how to write an OQL (Object Query Language) query statement to search for object instances with specific conditions.
2022-10-01, 354🔥, 0💬

jdeps - The Java Class Dependency Analyzer
This chapter provides tutorial notes on 'jdeps', the Java Class Dependency Analyzer. Topics include 'jdeps' command options; showing package or class level dependencies of a given class or jar file; showing package or class level reverse dependencies of a given Java module.
2022-10-01, 352🔥, 0💬

"jpackage -t msi" - Package for Windows
This section provides a tutorial example on how to use 'jpackage -t msi' command to generate a binary distribution package from Java application JAR file in *.msi format for Windows computers. But 'jpackage' requires a third-party tool, WiX, to work.
2022-10-01, 352🔥, 0💬

Deadlock Example - Transferring Funds
This section provides a Java program that simulates the deadlock example - Transferring Funds.
2022-10-01, 352🔥, 0💬

Class and Interface Hierarchy
This section describes Java class and interface hierarchical relationships to support object inheritance: superclass-subclass relation, superinteface-subinterface relation, and interface-class relation.
2022-10-01, 346🔥, 0💬

jconsole - Connecting to a Remote JMX Agent
This section provides a tutorial example on how to run 'jconsole' to connect to a JMX agent running on a remote machine, and how to see memory usage detail information.
2022-10-01, 344🔥, 0💬

Testing JDK Installation
This section describes how to compile and run Java programs to test JDK installation on Windows system.
2022-10-01, 343🔥, 0💬

Listing Instance Counts of All Classes
This section provides a tutorial example on how to list object instance counts of all loaded classes in a Java heap dump file through the 'jhat' Web server.
2022-10-01, 341🔥, 0💬

javac - Java Compilation Command and Options
This section describes what are the commonly used command line options for the Java compiler - 'javac' tool.
2022-10-01, 335🔥, 0💬

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