Types Of Database Keys: Database Design
Types of database keys are key, primary key, natural key, surrogate key, candidate key, foreign key, super key, alternate key and composite key
Getting started with Entity Relationship Diagram(ERD) for conceptual representation of Database Schema
The Entity Relationship diagrams are used to represent the Entity Relationship Model(ER Model). Data models provide the abstraction in Data Base Design. The Entity Relationship diagrams also called as ER Diagrams are what database designers usually do when designing database.…
Manage Swap Space on Linux/CentOS
Swap memory or Swap space is reserved space on disk which is part of virtual memory system. Swap space is configured as either partition or file on Linux. It can be added or removed any time. Operating System uses the…
Amazing Linux Command Line Tips and Tricks
In an operating system, Command line is a tool which provides the typing interface to perform commands on computer. This article will walk you trough some time saving tips to working with Linux command line. Switch working directory to home…
Linux Shell Command Tips For Files and Directories
This article would give you quick Linux command tips to perform operation and work with files and directories effectively Create Multiple Directories at once mkdir path/to/{test,work,pictures,newDir} No spaces around comma ( , ) in side curly braces {} Above command…
Types of function arguments in python
Unlike many other programming languages python supports multiple types formal arguments in the function definition. It is one of the flexibility that python offers. Types of function (formal) arguments that python supports, Regular Positional Arguments Default Arguments Keyword Arguments Variable…
Setting up Minikube and kubectl for Kubernetes Development
Minikube is a tool that makes it easy to run and setup kubernetes cluster for development locally on laptop or desktop. Minikube runs a single node cluster inside given Virtual Machine. It is also possible to run minikube on host…
Top # Search Engines List For Webmasters
Web search engine is a software which crawls whole internet and indexes (stores) to make World wide web available to you at your finger tips. Google Bing Yahoo Baidu Yandex DuckDuckGo Naver Seznam Regardless of who(audience) you are targeting either…
Install Gnome Desktop Environment (GUI) on CentOS/RHEL
The linux distribution CentOS is widely used on server side without GUI. Which might not come with desktop environment. If you want to install GUI for any kind of purpose like connecting to server over VNC or using it on…
Endianness. Little Endian vs Big Endian
Endianness describes the byte order in which bytes of large values are stored, transferred and accessed. Based on order in which bytes are stored, transmitted and accessed there are two main types of endianness called little-endian and big-endian . Memory…