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Node.jsTechnology

WebSockets in Node.js

About WebSocket WebSocket is a protocol that provides full duplex communication i.e allows communication in both directions simultaneously. In this two way communication between web browser and server, both of them can send messages to one another at any point of time until the connection is open. Once all the data gets transferred, the either […]

DevOpsTechnology

Tips for configuring Nagios: Wildcards and cfg_dir

Nagios is one of the most widely used monitoring tool today. Its open source, customizable , easy to use and highly efficient. While managing a large fleet of servers which includes different category of servers like webservers, db servers, api servers. This gets further more complicated if the number of servers in the fleet keeps […]

DevOpsTechnology

Fluentd – The Log Collector

Whenever we talk about Log Analysis which is to create some sense out of the computer generated records, we always need some tools which can first collect these logs from different devices, operating systems or any applications. These tools are generally termed as Log Collectors. There are two popular log collectors – Logstash & Fluentd. […]

DevOpsTechnology

Introduction to AWS Inspector

AWS Inspector is an automated security assessment service which helps to improve the security and compliance of applications deployed on AWS EC2 by identifying potential security issues, vulnerabilities, or deviations from security standards. Using Amazon Inspector, one can easily automate security testing across development, test, and production environments, identifying security vulnerabilities as a part of […]

Technology

How to Play HLS Live Stream using ExoPlayer

In the previous blog, we have discussed the basics of Android ExoPlayer, advantages & disadvantages. You can find its link here Introduction to Android ExoPlayer. In this blog, we are going to learn how to play live stream using ExoPlayer. We will be using HLS (HTTP Live Streaming) technology as communication protocol to serve the multimedia […]

Technology

Future of smart mobile devices: “phones & tablet”

In ever evolving smart world around us, what’s the future hold for us or what we are building for our future in mobile world. In recent times, two main words “Modularity and Flexibility” have been doing rounds in the smart mobile world. Every big shark in the smart mobile world is working towards these two […]

Manual TestingMobilityTechnology

Testing Mobile games

Testing  Mobile Games Games are available on number of devices such as computers, mobile handsets, TV etc. In this post, I am going to focus on testing the software games that runs on a smart phones. Planning of testing the game: When we plan to test a software application, we tend to think about the […]

DevOpsTechnologyTesting

Master-Slave Load Testing using Locust

In the previous blog we have discussed what is locust , why we use locust for load testing and how to implement it. So if you are wondering what locust is and how it works or for a better understanding, see locust .Now in this blog we are here to discuss about running locust in distributive way. For […]

AgileAWSDevOps

CloudFoundry PaaS – Introduction

Cloudfoundry: Open Source Platform as a Service A platform used for running applications and services. The purpose of cloudfoundry is to change the way apps and services are deployed and run by reducing the cycle time of development to deployment. Cloud Foundry directly takes benefits of cloud-based resources such that apps running on the platform […]

Technology

GeekCombat – Project Smart Guard app

What is GeekCombat ? GeekCombat is an idea building and implementation hackathon. Each team has to build a solution that supports the idea of SMARTER India. It can be a mobile app, a web app, a standalone desktop app, or even an IOT based solution. The aim is to provide a tool that helps put forward […]

Technology

Fall back to use a jQuery file on your web server, if it can’t be loaded from CDN

Content Delivery Network is a system of distributed servers that hosts various resources such as CSS, images, JavaScript files etc. Companies like Google, Microsoft, Yahoo etc. provides a free public CDN to download resources instead of hosting it on your own server. Advantages of using a CDN:- 1. Distributed CDN servers : The jQuery file […]

Technology

Moving Background image using CSS

CSS describes how html elements should be render on screen. We can move the background image using CSS3 animation property that gives an illusion of running video. CSS3 animation is supported by all modern browsers. An animation lets an html element gradually change from one style to other. You need to specify keyframe to use […]