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C++ Beginners Tutorial 7 - Switch Statement

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OpenCV 2.4.7 - How to install and Create Sample Project in Visual Studio

Below are the sample programs The program below is for opening webcam #include <opencv\cv.h> #include <opencv\highgui.h> using namespace cv ; int main (){ Mat image ; VideoCapture cap ; cap . set ( CV_CAP_PROP_FRAME_WIDTH , 640 ); cap . set ( CV_CAP_PROP_FRAME_HEIGHT , 480 ); cap . open ( 0 ); namedWindow ( "window" , 1 ); while ( 1 ) { try { cap >> image ; imshow ( "window" , image ); } catch ( Exception & e ) { const char * err_msg = e . what (); std :: cout << "exception caught: imshow: \n " << err_msg << std :: endl ; } waitKey ( 33 ); } } The program below is for opening an image #include <opencv\cv.h> #include <opencv\highgui.h> using namespace cv ; int main ( int argc , char ** argv ) { IplImage * img = cvLoadImage ( "image.png" ); //change the name (image.jpg) according to your Image filename. cvNamedWindow ( "Example1" , CV

C++ Program for Converting Decimals to Binary

C++ Program to convert decimal number into binary #include <iostream> using namespace std ; int main () { long dec , rem , i = 1 , sum = 0 ; cout << "Enter the decimal to be converted:" ; cin >> dec ; do { rem = dec % 2 ; sum = sum + ( i * rem ); dec = dec / 2 ; i = i * 10 ; } while ( dec > 0 ); cout << "The binary of the given number is:" << sum << endl ; cin . get (); cin . get (); return 0 ; } OUTPUT: Enter the decimal to be converted:16 The binary of the given number is:10000 ------------------------------------------------------- The C++ Programming Language: Decimal to Binary c++ - convert decimal to 32 bit binary? Converting Decimal to Binary. Converting Decimal to Binary... Decimal to Binary number Converting Binary to decimal Decimal to Binary conversion decimal to binary conversion Convert Binary to Decimal and from Decimal to Binary C++ C

How to Install Crypto++ Library with the Eclipse IDE on UBUNTU12.10 OS.

C++ - How to install Cryptopp / Crypto++ Library with the Eclipse IDE on UBUNTU12.1 0 OS. Install Crypto++ library with Ubuntu with the following command $ sudo apt-get install libcrypto++-dev libcrypto++-doc libcrypto++-utils Now make a empty new C++ project in Eclipse IDE Then add the libraries in the Eclipse ide by following instruction. Right click the project hello and go to properties. Then go to Tool Settings->Cross G++ Linker ->Libraries-> and do the settings as Shown in picture And then try the following program for crypto++ #include <iostream> #include <iomanip> #include "modes.h" #include "aes.h" #include "filters.h" int main ( int argc , char * argv []) { // // Key and IV setup //AES encryption uses a secret key of a variable length (128-bit, 196-bit or 256- //bit). This key is secretly exchanged between two parties before communication //begins. DEFAULT_KEYLENGTH= 16 bytes byte key [ C

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