Fix : No sound on Ubuntu (16.04) after a Bluetooth audio device power off.

Problem : After Bluetooth speakers were abruptly switched off, Ubuntu 16.04 on Alienware (17 R2) stopped producing sounds on its analog sound card. Reason : Doubt an inviable configuration was left behind for the sound card. Solution : Open terminal Run – killall pulseaudio; rm -r ~/.config/pulse/* ; rm -r ~/.pulse* Wait for 10 seconds. […]

Continue reading →

Installing NetBeans IDE in Linux

  Go to the link – https://netbeans.org/downloads/ Select Platform as Linux(x86/x64). Download the installer for NetBeans. From the terminal, navigate to the directory that contains the installer (netbeans-8.1-linux.sh) Run the following command to change the permissions – $ chmod +x netbeans-8.1-linux.sh Start the installer using the command – $ ./netbeans-8.1-linux.sh Follow the steps and NetBeans […]

Continue reading →

Installing Oracle Database XE in Linux

To install Oracle Database XE: 1. Log on to your computer with root permissions. 2. Go to the following Web site: http://www.oracle.com/technetwork/database/express-edition/downloads/index.html 3. Accept License Agreement and download the Linux version of Oracle Database XE. 4. Run the Oracle Database XE executable oracle-xe-11.2.0-1.0.x86_64.rpm to install Oracle Database XE using the command – # rpm -ivh […]

Continue reading →