#Java se development kit 7 update 21 how to#
#Java se development kit 7 update 21 drivers#
#Java se development kit 7 update 21 upgrade#
#Java se development kit 7 update 21 verification#

Tool for manipulating the keystore pack200 Java Virtual Machine statistics monitoring tool (experimental) jstatd Utility which prints Java stack traces of Java threads (experimental) jstat Java Virtual Machine Process Status Tool lists the instrumented HotSpot Java Virtual Machines (JVMs) on the target system.

This utility outputs the memory map for Java and can print shared object memory maps or heap memory details of a given process or core dump. This utility gets configuration information from a running Java process or crash dump. Java Heap Analysis Tool (experimental) jinfo Java Monitoring and Management Console jdb The Java Web Start launcher for JNLP applications JConsole The C header and stub generator, used to write native methods javap

#Java se development kit 7 update 21 verification#

The jar signing and verification tool javah Tool to package and sign JavaFX applications jarsigner The archiver, which packages related class libraries into a single JAR file. The documentation generator, which automatically generates documentation from source code comments jar The Java compiler, which converts source code into Java bytecode javadoc The old deployment launcher, jre, no longer comes with Sun JDK, and instead it has been replaced by this new java loader. Now a single launcher is used for both development and deployment. This tool is an interpreter and can interpret the class files generated by the javac compiler. Exposes assistive technologies on Microsoft Windows systems. This utility generates Java bindings from a given Java IDL file. This tool can be used to run and debug Java applets without a web browser aptĪ utility which can detect JAR-file conflicts idlj

Difference between Fedora and Red Hat Enterprise Linux.

Installing, Configuring and Troubleshooting MySql/MariaDB.

#Java se development kit 7 update 21 drivers#

Creating Windows virtual machines using virtIO drivers.

Installing virtual operating systems with GNOME Boxes.

Getting started with virtualization (libvirt).

#Java se development kit 7 update 21 upgrade#

Upgrading Fedora using the DNF system upgrade.

#Java se development kit 7 update 21 how to#

How to Set NVIDIA as Primary GPU on Optimus-based Laptops.How to join an Active Directory or FreeIPA domain.Getting started with Apache HTTP Server.Managing keyboard shortcuts for running an application in GNOME.Controlling network traffic with firewalld.Displaying a user prompt on the GNOME login screen.Understanding and administering systemd.Performing administration tasks using sudo.Configuring networking with NetworkManager CLI (nmcli).Disabling the GNOME automatic screen locking.Setting a key shortcut to run an application in GNOME.

Configuring Xorg as the default GNOME session.

Configuring X Window System using the nf file.

Installing Chromium or Google Chrome browsers.

Installing plugins for playing movies and music.

APT command equivalents on Fedora with DNF.

Securing the system by keeping it up-to-date.

Adding or removing software repositories in Fedora.

Finding and installing Linux applications.

Creating and using a live installation image.

If you want to dive deep into Java programming and become a software developer, I recommend you to learn this Java course on Udemy.

How to write, compile and run a hello world Java program for beginners.

Understand 9 features of Java programming language.

Major versions were released after every 2 years, however the Java SE 7 took 5 years to be available after its predecessor Java SE 6, and 3 years for Java SE 8 to be available to public afterward.Since Java SE 10, new versions will be released very six months.

From Java 6, the version name is Java SE X.

This could make confusion for someone, so keep in mind that version 1.5 and version 5.0 are just two different version names for only one thing. Internal version is continuous from previous ones (1.5 after 1.4), but the external version has a big jump (5.0 for 1.5).

From versions 1.5, Sun introduces internal and external versions.

From versions 1.2 to 1.4, the platform is named as J2SE (Java 2 Standard Edition).

Versions 1.0 and 1.1 are named as JDK (Java Development Kit).

From the table above we can see that the naming and the version number have been changing over times: