What is Amazon Kindle ? what is the use of amazon kindle ?

first of all Amazon Kindle is e-book reader. It's a series of e-book readers designed and marketed by Amazon.com.There are different versions of Kindles based on that they have different features.Kindle Paperwhite is purposely designed as a dedicated e-reader. Indulge your love of reading without...

WhatsApp new update

WhatsApp latest update Version 2.11.432 is available now. They add some features as shown below As Shown they added blue ticks , which means recipient has read your message . WhatsApp               This feature is being gradually...

Inbox by Gmail

What is "Inbox by Gmail"? It is a new email app by Google. It is available for android and iOS and also for web. App is available to a limited user group only, and will be expanding its user pool via an invite system similar to the one that Google used for Gmail. You can also email Google at inbox@google.com to request access, if you don’t like your chances of getting an invite from a...

Variable Argument Lists in C and C++

If you want to use a function which can take variable number of arguments, you can use variable argument list. For example you want to design a function which accepts any number of integers and returns the average of those integers.You don't know the number of arguments will be passed to the function....

How to fix: -Grub rescue (simplest solution)

Just before few days ago, my laptop was fallen down. After when I powered on it , it was showing error, and not allow to boot me any of my OS (windows and ubuntu 12.10 I had ). Error was like this :                   error:attempt to read or write outside of disk 'hd0'.                 ...

How to check whether particular bit is on or off in C language?

C language To check for particular bit , whether it is on or off we use "&" (AND) operator. Go through simple example given below,Let consider 8-bit binary number, Binary(8 bit) = 0000 1101 suppose we want check 3rd bit is on or off(on=1 & off=0), just like this, 0000 1100 (Decimal=13) ...

Special characters in C

//Special characters: C language   '\a' // alert (bell) character '\n' // newline character '\t' // tab character (left justifies text) '\v' // vertical tab '\f' // new page (formfeed) '\r' // carriage return '\b' // backspace character '\0' // null character. Usually put at end of strings...

Pointers: Null Pointer.

C language Hope you have read the previous post on Dangling pointer ( if not click here.). Here I am going to introduce one more pointers: Null Pointer. Null Pointer: The simple meaning of null pointer is, the pointer which is pointing to null value i.e we can say pointer which is pointing to...

How to remove hidden virus from pen drive.

(Note: I got this trick by email, remove important data before doing this.) If your Pen Drive is infected with any of the following viruses: * Autorun.inf * new folder.exe * Iexplorer.vbs * Bha.vbs * nfo.exe * New_Folder.exe * ravmon.exe * RVHost.exe or any other files with extension. Actually this viruses are hidden and can't be seen even after you enable show hidden folders. Following simple dos...

C Pointers - Dangling Pointer Problem

I found that many of under graduate students facing difficulties with pointers. In interviews generally the most of questions come from Pointers Only. Don't afraid of it . Make the basics clear by reading ANSI C or LET US C Or Try from some good video lectures. Here I am introducing some important...

Basics Of Cloud Computing.

Yahh!! Each and every technical people is talking about cloud computing, but you ask them what is actually cloud computing? then 70% of them can't even give some basic definitions. So lets try. Cloud Computing simply means Internet computing. The internet is commonly visualized as...

Difference between “int main()” and “int main(void)” in C/C++?

Generally we don't concern anything above main() or main(void). both look similar to us but there is a difference between both and it is useful too. C language Consider the following two definitions of main(). int main() {    /*  */    return 0; } and int...

Algorithms Types Based On Their Working Nature.

Mainly there are three types based on the working nature of the Algorithms. Every student who learns algorithm should be familiar with the taxonomy. The types are : Las Vegas Algorithms Randomized Algorithms Monte Carlo Algorithms  Algorithms 1. Las Vegas Algorithms:->An algorithm whose ...