kkdai

#include <iostream>
#include <stdio.h>
 
class L
{
private:
    int a1=1;
public:
    L():a1(2), a2(a1)  //Don't use like this, a2 result depends on compiler
    {}

kkdai

class AA
{
        public:
            AA()
            {
                printf("1");
            }
            virtual void F1()
            {
                printf("2");

kkdai

#include <iostream>
#include <stdio.h>

#define FOO_Def
#define FOO_Def2 5

int main(int argc, const char * argv[])
{

kkdai

#include <iostream>
#include <stdio.h>

#define FOO_Def
#define FOO_Def2 5
inline int foo1(int x)
{
    return x*5+8;
}
#define macro(x)  x* 5 + 8

kkdai

#include <iostream>

class AA
{
public:
	static int i;
	//static int i = 0; // compile error
	static const int KKKK= 10;//OKAY
	int k = 0; //warning, just allow after c++/11 to initialize value in class
	void fool(){printf("the value of i is %d\n", i);}//static function only can use "static const", can't use "static" variables

kkdai

 private async void LoadImage_Click_1(object sender, RoutedEventArgs e)
        {
            StorageFile file = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Image/Tulips.jpg"));
            using (IRandomAccessStream fileStream = await file.OpenAsync(Windows.Storage.FileAccessMode.Read))
            {
                BitmapImage image = new BitmapImage();
                image.SetSource(fileStream);
                Scenario4Image.Source = image;
            }    
        }

kkdai

#include <iostream>
#include <stdio.h>

int main(int argc, const char * argv[])
{
    
#define PRINTX(x) std::cout << #x << " = " <<x <<"\n"
    
//    ANSI C 比 K&R C 功能多了 # 及 ## ,這部份其實是 #2 的續篇
//    在 #2 中說到 ANSI 及 K&R 差異,現在再加上此部份,ANSI C 又

kkdai

-(NSString*) transferGMT2TST: (NSDate*)inGMT :( NSString*) newTZ
{
    NSDateFormatter *dateFormatter = [[NSDateFormatteralloc] init];
    dateFormatter.dateFormat = @"yyyy-MM-dd’T'HH:mm";
    
    NSTimeZone *nTZ = [NSTimeZonetimeZoneWithAbbreviation:newTZ];
    [dateFormatter setTimeZone:nTZ];
    return [dateFormatter stringFromDate:inGMT];
}

kkdai

-(IBAction)startScaleTransform:(id)sender
{
    self.view.transform = CGAffineTransformMakeScale(2,2);
    [UIViewbeginAnimations:nilcontext:NULL];
    [UIViewsetAnimationDuration:1];
    self.view.transform = CGAffineTransformMakeScale(1,1);
    self.view.alpha = 1.0;
    [UIViewcommitAnimations];
}

kkdai

// ConsoleApplication2.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <opencv2\objdetect\objdetect.hpp>
#include <opencv2\highgui\highgui.hpp>
#include <opencv2\imgproc\imgproc.hpp>
#include <opencv2\opencv.hpp>

#include <iostream>