flandy84

#include <sys/xattr.h>

- (BOOL)addSkipBackupAttributeToItemAtURL:(NSURL *)URL{
    const char* filePath = [[URL path] fileSystemRepresentation];
    const char* attrName = "com.apple.MobileBackup";
    u_int8_t attrValue = 1;
    int result = setxattr(filePath, attrName, &attrValue, sizeof(attrValue), 0, 0);
    return result == 0;
}

flandy84

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

{

    @autoreleasepool {
            @try {
                return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class]));
            }
            @catch (NSException *exception) {
                    NSLog(@"Uncaught exception: %@", exception.name);

flandy84

#if ! __has_feature(objc_arc)

#error This .m-file must be compiled with ARC. use the "-fobjc-arc" compiler flag for this file in your Target/Build Phases/Compile Sources Section

#endif

flandy84

//.h File regular Objective-C Header

@interface SimpleHttpRequest : NSObject <NSURLConnectionDelegate>{
	__weak id _delegate;
	SEL _didFailSelector;
	NSURLRequest* _urlrequest;
        NSObject* _iVarABC;
}

@property (nonatomic, weak) id delegate;

flandy84

//.h File optimized Objective-C Class Header

@interface SimpleHttpRequest : NSObject

@property (nonatomic, weak) id delegate;
@property (nonatomic, assign) SEL didFailSelector; 
@property (nonatomic, copy, readonly) NSURLRequest* urlrequest;

+(SimpleHttpRequest *)requestWithNSURLRequest:(NSURLRequest*)urlrequest;
-(void)startAsynchronous;

flandy84

//.m File optimized Objective-C Class Implementation

@interface SimpleHttpRequest()<NSURLConnectionDelegate>{ //Private interface
    NSObject* _iVarABC;
    NSObject* _someThing;
    __unsafe_unretained NSObject* _anyThing;
    NSURLRequest* _urlrequest;
    __weak id _delegate;
    SEL _didFailSelector;
}

flandy84

- (BOOL)addSkipBackupAttributeToItemAtURL:(NSURL *)URL{
    return [URL setResourceValue:[NSNumber numberWithBool:YES] forKey:NSURLIsExcludedFromBackupKey error:nil];
}

flandy84

//"modern Objective-C" syntax


//new enum-macros for better autocompletion, switch statement, more precise warnings, ...

typedef NS_ENUM(NSInteger, MyViewContentMode) { 
    MyViewContentModeLeft,
    MyViewContentModeRight,
    MyViewContentModeTopLeft,
    MyViewContentModeTopRight,

flandy84

import Foundation

public class LoginRequest {
    public var userId: String = ""
    public var password: String = ""
    
    public init(userId: String, password: String) {
        self.userId = userId
        self.password = password

flandy84

import Foundation

public class LoginResponse {
    public var text: String = ""
    
    public init (text: String) {
        self.text = text
    }