Bash Control Characters
Control characters are codes or numbers in a character set that does not represent a written symbol. They are building blocks of Bash scripts which are like metacharacters having a…
What is Containerization?
Containerization is defined as a new Operating System (OS) based virtualization technique through which applications are executed in isolated spaces called containers while using the same operating system. Containers share…
Stored Procedure in Database
A stored procedure is defined as a group of SQL (Structured Query Language) statements or subroutines that are stored inside the relational database management system (RDBMS) that performs a particular…
How to use Command Line Arguments in Bash Script?
Shell script command line supports passing arguments(also called parameters) like any other scripting Language. Command-line arguments consist of one or more words, which are separated by balls blanks or TABS.…
What is Cloud Computing? Explained in Detail
Cloud computing is the storage and retrieval of data and applications from remote locations overtime over the internet. It is the on-demand availability of data storage and computes power from the computer system resources without having to manage it yourself.
Log Levels in Application
Log levels or Logging Levels are processes to categorize the importance or severity of messages logged in software or applications. They are also called log severity levels. They allow developers…
What are Log Files? Log Files Explained
Log Files are computer-generated data files used by software and operating systems to track information on events such as transactions, errors, and penetrations that have occurred. This event can be…
Apache HBase Data Model
Apache HBase is an open-source, distributed, versioned, non-relational(NoSQL) database modeled after Google's Big Table. Even though this terminology overlaps with relational databases(RDBMS), the HBase table, in reality, is a multidimensional…
What are SQL Unions?
SQL Stands for Structured Query Language(SQL). SQL UNION combines the results of two or more queries into a single result set in a database that includes all the rows that…
What is Apache HBase? Architecture and Features
Apache HBase is an open-source, non-relational, distributed database modeled after Google's BigTable. It is developed as part of the Apache Software Foundation and is written in Java. It sits on…
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