How to Install Java on Ubuntu

Nowadays Java and JVM is used by many applications and softwares in various operating systems including Ubuntu based distros. Java is without a doubt, one of the first few packages you will want to install on a new (more…)

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What are DoS and DDoS attacks?

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The DoS ( Denial Of Service ) attack, also known as denial of service attack, is an attempt to cause an overload on a common server or computer so that system resources are unavailable to (more…)

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How to create a user in MongoDB

MongoDB has mongod (Mongo Deamon) to run an instance of MongoDB on your computer or server. The default configuration file that mongod uses by default is mongod.config .
In Ubuntu, to check if there is any instance of mongod running on your system, just run this command :
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