HOW TO INSTALL AND WORK JAVA PROGRAMS IN FEDORA

HOW TO INSTALL "JAVA" COMPILER IN FEDORA

STEP 1: Open your fedora Terminal window.

STEP 2: Connect Internet to your System.

STEP 3: Then type this commands.

LOG IN TO ROOT USER:
  Syntax: $su – (or) $su

  Syntax: $password: enter your root password.
  Syntax: [root-@local host]#
STEP 4: INSTALL JAVA COMPILER OR JDK COMPILER:
  Syntax: [root-@local host]#$yum install java-1.7.0-openjdk

STEP 5: Display the available packages.

STEP 6: Then install JAVA compiler.

STEP 7: Finish the installation.

HOW TO WORK "JAVA" PROGRAMS IN FEDORA:

STEP 1: Open your Fedora Terminal window.

STEP 2: Then type this commands.

  Syntax: $vi sample.java then enter.

STEP 3: open the vi editor window.

STEP 4: Pres the insert "i" button.

STEP 5: Then type your "JAVA" Program.

    import java.io.*;

      class sample

       {

               public static void main(String args[])

            {

              System.out.println("Hello world");

            }

       }

NOTE: Using Netbeans also we can Run the Java programs.

HOW TO WORK "NETBEANS" IN FEDORA:

STEP 1: Open Terminal window.

  Syntax: #yum install netbeans

STEP 2: Display the available packages.

STEP 3: Then install netbeans software

STEP 4: Finish the installation.

HOW TO COMPILE "JAVA" PROGRAMS IN FEDORA:

STEP 1: Compile your "JAVA" program.

  syntax: $javac sample.java

STEP 2: Find errors and correct the errors. 

STEP 3: Then save and close.

HOW TO RUN "JAVA" PROGRAMS IN FEDORA:

STEP 1: Type this command and run your "JAVA" program.

  syntax: $java sample

  output: Hello world

STEP 2: Close the terminal window.

HOW TO INSTALL AND WORK C PROGRAMS IN FEDORA SYSTEM

HOW TO INSTALL "C" COMPILER IN FEDORA:

STEP 1: Open your fedora Terminal window.

STEP 2: Connect Internet to your System.

STEP 3: Then type this commands.

LOG IN TO ROOT USER:

  Syntax: $su – (or) $su

  Syntax: $password: enter your root password.

  Syntax: [root-@local host]#

STEP 4: INSTALL GCC COMPILER OR C-COMPILER:

   Syntax: [root-@local host]#yum install gcc*

STEP 5: Display the available packages.

STEP 6: Then install gcc compiler.

STEP 7: Finish the installation.

HOW TO WORK "C" PROGRAM IN FEDORA:

STEP 1: Open your Fedora Terminal window.

STEP 2: Then type this commands.

  Syntax: $vi sample.c then enter.

STEP 3: open the vi editor window.

STEP 4: Pres the insert "i" button.

STEP 5: Then type your "C" Program.

#include<stdio.h>

  void main( )
    {
      printf(" Welcom to C program ");
    }
STEP 6:Then save and quit your c program.
  syntax: press Escape key and  then type wq: then press enter key.

HOW TO COMPILE "C" PROGRAM IN FEDORA:

STEP 1: Compile your "C" program.

  syntax: $cc sample.c 

STEP 2: Find errors and correct the errors. 

STEP 3: Then save and close.

HOW TO RUN "C" PROGRAM IN FEDORA:

STEP 1: Type this command and run your "C" program.

  syntax: $./a.out

output: Welcome to C program

STEP 2: Close the terminal window.

COMPUTER HARDWARE TRICKS & TIPS

Changing file attributes using windows command prompt.

Syntax :

1.To hide your file.

attrib +h +r +s <folder/filename>

2.To view file.

attrib -h -r -s <folder/filename>

Notes :

• The file has been hided by this procedure can't view by anyone(including show hidden file in windows explorer folder option).
• This problem usually occur in memory card and USB pendrive.You can use this command to retrieve your files in windows even if the explorer cann't able to view the hidden files that really but placed in your storage device.

SOFTWARE INSTALLATION FOR FEDORA 15

HOW TO INSTALL SOFTWARE IN LINUX
HOW TO INSTALL SOFTWARE IN LINUX RHCE COURSE STUDY GUIDE

YUM COMMANDS:

HOW DO INSTALL/UPDATE SOFTWARES IN LINUX SYSTEM VIA INTERNET.

• Open your Terminal window. and then connect internet to your Fedora(LINUX) System For Software Updates.

LOG IN TO ROOT USER:
Syntax: $su – (or) $su
$password: enter your root password.
[root-@local host]#
REFER YUM COMMAND MAN PAGE FOR MORE INFORMATION:
Syntax: #man yum
UPDATE FOR AVAILABLE PACKAGES:
Syntax: #yum instal
UPDATE YOUR LINUX SYSYEM:
Syntax: #yum update
CHECK UPDATES:
Syntax: #yum check update
SYNTAX FOR YUM INSTALLATION:
Syntax: #yum install package name
SYNTAX FOR SUDO UPDATE:
Syntax: #sudo yum install package name
SYNTAX FOR UR VERSION UPDATE:
Syntax: #yum install @package name
SYNTAX FOR UPDATE ALL:
Syntax: #yum install package name*
SYNTAX FOR PACKAGE INFORMATION:
Syntax: #yum info package name
REMOVE INSTALLED PACKAGE:
Syntax: #yum remove package name
LIST ALL THE INSTALLED PACKAGES:
Syntax: #yum list Installed | less
LIST ALL PACKAGES IN DATA BASE:
Syntax: #available yum list | less
LIST ALL PACKAGES IN THE SYSTEM:
Syntax: #yum list update| less
CLEANING OF THE SYSTEM:
Syntax: #yum clean all
GROUP INSTALL:
Syntax: #yum groupinstall “groupname”
GET THE NAME OF PACKAGE CONTAIN A GIVEN FILE:
Syntax: #yum provides file-name
Example: #yum provides /usr/bin/mozilla
PACKAGES OF UPDATE/ADDED RECENTLY LIST:
Syntax: #Yum list recent
REMOVE/UNINSTALL THE SPECIFIED PACKAGES [RPM(s)]:
Syntax: # yum remove {package-name-1} {package-name-2}
Syntax: # yum remove httpd
DISPLAY THE LIST OF AVAILABLE PACKAGES:
Syntax: #yum list all
DISPLAY THE GROUP SOFTWARE:
Syntax: #yum grouplist
INSTALL ALL THE DEFAULT PACKAGES BY GROUP:
Syntax: #yum groupupdate “Development Tools”
REMOVE ALL PACKAGES IN A GROUP:
Syntax: #yum groupremove “Development Tools”
INSTALL PARTICULAR ARCHITECTURE PACKAGE:
Syntax: #yum install {package-name}.{architectur}
Example: #yum install mysql.i386
DISPLAY PACKAGES NOT INSTALLED VIA OFFICIAL RHN SUBSCRIBED REOPS:
Syntax: #yum list extras
DISPLAY WHAT PAKAGE PROVIDES THE FILE:
Syntax: #yum whatprovides /etc/passwd
#Yum whatprovides {dependency-1} {dependency-2}
HOW TO I PLAY MP3 IN FEDORA:
Syntax: # yum install gstreamer-plugins-ugly
#yum install audacious-plugins-freeworld-mp3
HOW TO INSTALL WINE---(WINDOWS SUPPORTED APPLICATION):
Syntax: #yum install wine
#yum install wine*
HOW TO INSTALL WINDOWS SETUP USING WINE:
Syntax: #yum install wine
#wine setup.exe
HOW TO EDIT THE MENUS IN THE PANEL
Syntax: #yum install alacrate
KDE #kmenuedit 
HOW TO I READY MY NTFS(WINDOWS NT/2000/XP/2003) DRIVE IN FEDORA:
Syntax: #yum install ntfs-3g
HOW TO INSTALL MESSENGER(MSN/ICE/AIM/YAHOO/GOOGLE TALK):
Syntax: yum install pidgin
HOW TO INSTALL KDE DESKTOP:
Syntax: #yum install kde*
#yum install kmode
#yum install @kde
#yum install kde
HOW TO INSTALL BROWSER PLUGINS:
Suntax: #yum install totem-mozplugin gstreamer-plugins-ugly gstreamer-plugins-bad
HOW TO I SEE PDF FILE INSIDE MY BROWSER:
Suntax: #yum install mozplugger xpdf
HOW TO INSTALL VLC:
Syntax: #yum install vlc
#sudo yum install vlc