Wireless Sensor Network


A Wireless Sensor Network (WSN) is a wireless network consisting of spatially distributed autonomous devices using sensors to monitor physical or environmental conditions. A WSN system incorporates a gateway that provides wireless connectivity back to the wired world and distributed nodes.

The wireless protocol you select depends on your application requirements. Some of the available standards include 2.4 GHz radios based on either IEEE 802.15.4 or IEEE 802.11 (Wi-Fi) standards or proprietary radios, which are usually 900 MHz.

Components of a WSN Node

A WSN node contains several technical components. These include the radio, battery, microcontroller, analog circuit, and sensor interface. When using […]

Know About Snapdragon Processors

Snapdragon is the Brand name of mobile being developed by Qualcomm. Snapdragon processors enable next-level user experiences. It is integrated with many sensors and radios like GSM, CDMA and also a decently powerful GPU. Snapdragon processors enable advanced connectivity, jaw-dropping graphics, and robust and efficient processing and multitasking.
Each Snapdragon processor is designed to enable a next-level user experience. Gaming, watching videos, streaming music or whatever you want to do on your mobile device, there is a Snapdragon processor designed to empower you.
Here is a series of Snapdragon processors:

Snapdragon 800 Series Processors

The Snapdragon 800 series processors represent the ultimate in performance […]

Advantages of Custom PHP Development

There has been a huge transformation in custom business application. Till date, business applications such as ERP, CRM and data mining were considered as the toughest and the most expensive solutions for the small businesses. The robust client applications include lump sum licensing fees, copyrighted software and expensive hardware to operate in the correct way. This arrangement also demands proper maintenance in order to function properly. Moreover, when businesses require custom PHP development, the service providers often charge huge cost which is again beyond the small businesses’ range.

Over last few years, there has been a drastic transformation in the realms […]

Network Structure or Topology

Network Structure or Topology

Network Topology is the study of the arrangement or mapping of the elements (links, nodes, etc.) of a network interconnection between the nodes. Topologies can be physical or logical. Physical Topology means the physical design of a network including the devices, location and cable installation. Logical Topology refers to the fact that how data actually transfers in a network as opposed to its design. Some of the most common network topologies are:

Bus Topology
Ring Topology
Star Topology
Mesh Topology
Tree Topology

Bus Topology

This structure is very popular for local area networks. In this structure or topology, a single network cable runs in the building or […]

Download Opera Web Browser Standalone Installer

If you are trying to install the Opera browser on your PC/laptop and online installer is not working/ taking too long to process, you can download the offline/standalone version of the application. To download the standalone version of Opera browser click on the download button. [symple_button url=”http://www.opera.com/download/guide/?ver=12.16″ color=”blue” size=”default” border_radius=”3px” target=”self” rel=”” icon_left=”” icon_right=””]Download[/symple_button]

I hope it helps you.


What is a Function in PHP

A function is a named block of code that performs a specific task, possibly acting upon a set of values given to it, or parameters, and possibly returning a single value. Functions save on compile time—no matter how many times you call them, functions are compiled only once for the page. They also improve reliability by allowing you to fix any bugs in one place, rather than everywhere you perform a task, and they improve read-ability by isolating code that performs specific tasks.

Calling Functions

Functions in a PHP program can be built-in (or, by being in an extension, effectively built-in) or […]

SQL vs SQLi vs PDO

An overview

MySQL which stands for Structured Query Language is an open-source relational database management system (RDBMS). It is owned by Oracle Corporation. MySQL database is used by applications like TYPO3, Word Press, MyBB etc. it is used in many high profile websites such as Google, Twitter, YouTube, Facebook and Flicker. MySQL is basically written in C and C++.

MySQLi extension is a relational database driver used in PHP programming language. It is used to provide an interface with MySQL database. MySQLi is an improved version of older PHP MySQL driver, offering various benefits. The persistent connection of MySQLi extension provides built-in […]

Differences between Switched Networks and Routed Networks

Switched Network

Switched network involves the use of a device that filters, forwards, or floods frames based on the destination address of each frame. Switches perform their routing functions at the layers 2 model of the OSI. Some switches process data at the Network Layer (layer 3), This types of switches are referred to as layer 3 switches or multilayer switches. Switches form integral parts in networking LAN or WANs. Small office, Home office ( SOHO) applications normally, use a single or an all-purpose switch.

The network switch is a very adaptable Layer 2 device; it replaces the hub as the central […]

Create a Joomla Hidden Page – A How to Guide

There are many reasons why you would want to create a hidden page in Joomla but unfortunately within the Joomla administration there are no simple ways of figuring it out. Learn why you may want to create a hidden page in Joomla and how to easily create links to those pages.

The main reason you may wish to create a hidden page in Joomla is for subscriber thank you pages that work alongside your mailing list provider software. When you set up your mailing list, whether it is with Aweber, Constant Contact, GetResponse or any other mailing list provider, you will […]

Top 6 Trends Followed by the E-Commerce Website Design Company

An e-commerce web design has its own unique character and is indeed designed to lead the online shoppers to make purchases from the site. When a business designs an e-commerce website, it needs to consider the chief principles of designing e-commerce website. An e-commerce website has to be attractive and must use the right color combination. Only a well-organized website can help you convert. The best e-commerce website design company follows the latest trends in e-commerce website designing.

If you are looking to have an online store or redesign the site, you must choose only an e-commerce website design company which […]

Widgets – The Benefits to Your Website

Widgets, or web widgets, are small programs that you can put on your website or blog. Widgets have many benefits to your website. They can be used to track visitors, to display advertising, syndicate your RSS feed, or just to provide a fun, interactive experience for your readers and keep them coming back. In this article, you’ll discover a few different types of widgets and how you can use them to enhance your website.

Ever seen Google ads on a webpage? Then you’ve seen a widget in action. A widget is just a small piece of code that you place on […]