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jdeprscan - The Java Deprecated API Scanner
This chapter provides tutorial notes on 'jdeprscan', the Java Deprecated API Scanner. Topics include 'jdeprscan' command options; scanning for deprecated APIs of a given class or jar file; displaying all deprecated APIs of a specific JDK release. 2022-10-01, ∼634🔥, 0💬

"java -jar" - Specifying Executable JAR File
This section provides a tutorial example on how to use the '-jar' option for the 'java' tool to specify an executable JAR file. 2022-10-01, ∼630🔥, 0💬

Calculating Memory Usage of an Array
This section provides a tutorial example on how to calculate memory usage of a large array. 2022-10-01, ∼630🔥, 0💬

jcmd - The JVM Diagnostic Tool
This chapter provides tutorial notes on 'jcmd', the JVM Diagnostic Tool. Topics include list of local JVMs; list of diagnostic commands; running VM.* commands; running GC.* commands; generating heap dump and thread dump. 2022-10-01, ∼625🔥, 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, ∼623🔥, 0💬

Archived: JDK 1.3 Bug - Memory Leak With Unstarted Threads
This section describes a reported bug for JDK 1.3 that unstarted thread objects cause memory leak. 2022-10-01, ∼622🔥, 0💬

Reading RSA Private and Public Key Files
This section provides a tutorial example on running the test program JcaKeyFactoryTest.java to generate, write, read and convert RSA private and public keys. 2022-10-01, ∼620🔥, 0💬

Generic Classes and Parameterized Types
This chapter provides tutorial notes and example codes on generic classes and parameterized types. Topics include what is a generic class; what is a type parameter; using parameterized types and subtyping; using wildcard parameterized types and subtyping. 2022-10-01, ∼616🔥, 0💬

javap - The Java Class File Disassembler
This chapter provides tutorial notes on 'javap', the Java class file disassembler. Topics include list of 'javap' command options, showing public variables and methods, showing private variables and methods, disassembling bytecode to JVM assembler code. 2022-10-01, ∼611🔥, 0💬

Message Digest Algorithm Implementations in JDK
This chapter provides tutorial notes and example codes on message digest algorithm implementation. Topics include JCA (Java Cryptography Architecture) package; java.security.MessageDigest class; MD5 and SHA message digest program; message digest output comparison. 2015-10-06, ∼609🔥, 2💬

Running EncodingSampler.java with GB18030
This section provides a tutorial example on how to run the character encoding sample program with GB18030, which is the newest Chinese character set encoding. 2022-10-01, ∼608🔥, 0💬

The SSL (Secure Socket Layer) Protocol
This chapter provides tutorial notes and example codes on the SSL (Secure Socket Layer) protocol. Topics include introduction of the SSL (Secure Socket Layer) protocol; JSSE (Java Secure Socket Extension) package; test program to create default SSL sockets; testing the javas.net.ssl.SSLContext class... 2022-10-01, ∼601🔥, 0💬

JVM Troubleshooting Tools in JDK
This section provides quick descriptions on JVM troubleshooting tools included in JDK. 2022-10-01, ∼601🔥, 0💬

Archived: Downloading and Installing JDK 10
This section describes how to download and install JDK 10 on a Windows system. 2022-10-01, ∼600🔥, 0💬

JceSecretKeyTest.java - Secret Key Test Program
This section provides a quick tutorial example on how to write a sample program to generate a secret key for Blowfish, DES, or HmacMD5 encryption, save the secret key to a file, and read it back. 2022-10-01, ∼598🔥, 0💬

Archived: Installing JDK 10 on Windows
This section provides a tutorial example on how to download and install JDK 10, which includes some nice Java tools, on a Windows system. 2022-10-01, ∼598🔥, 0💬

Garbage Collection and Unused Objects
This section describes what is garbage collection and what is an unused object. 2022-10-01, ∼596🔥, 0💬

java.util.Calendar - The Abstract Calendar Class
This section provides a tutorial example on how to use calendar related classes: java.util.Calendar, java.util.GregorianCalendar, java.util.TimeZone, and java.util.SimpleTimeZone. 2022-10-01, ∼591🔥, 0💬

Adding JDK "bin" Directory to Path Setting
This section provides a tutorial on how to add JDK 'bin' directory to the 'path' system environment variable. 2022-10-01, ∼591🔥, 0💬

com.sun.management.jmxremote - JMX Agent for Local Connection
This section provides a tutorial example on how to turn on the out-of-the-box JMX agent on Sun JVM for monitoring tool 'jconsole' to connect on the local machine. 2022-10-01, ∼588🔥, 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, ∼586🔥, 0💬

Adding Threads and Thread Groups
This section provides a tutorial example on how to add threads and thread groups to the 'system' ThreadGroup tree. 2022-10-01, ∼585🔥, 0💬

java.util.DateFormat - Formatting Date Objects to Strings
This section provides a tutorial example on how to use java.util.DateFormat and java.util.SimpleDateFormat classes to convert or format data objects into text strings in a specific calendar in various locales. 2022-10-01, ∼584🔥, 0💬

Character Set Encoding Maps - Unicode UTF-8
This section provides a tutorial example of analyzing and printing character set encoding maps for encoding: UTF-8, the most popular encoding for Unicode character set. 2022-10-01, ∼583🔥, 0💬

<< < … 5 6 7 8 9 10 11 12 13 14 15 … > >>   ∑: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 REST SOAP Sorting Swing TV Series UML Unicode VBScript Web Web-Services Windows WSDL XML XMLPad XSD XSL-FO