Spring boot : Testing Cassandra Repositories using Cassandra Unit

  This short tutorial is about getting test classes running for the Cassandra repositories in a Spring boot application. The example provided uses Maven, Spring-data-cassandra and Cassandra-Unit. It also uses Lombok plugin, which is why you won’t see any getters/setters in these beans. Step 1 : Add dependencies Add these dependencies in your POM file […]

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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. […]

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