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Andrew Madsen armadsen

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armadsen / CGMutablePathRef_NSInvocation.m
Last active Aug 29, 2015
Simple test program demonstrating use of NSInvocation to get CGMutablePathRef property by name
View CGMutablePathRef_NSInvocation.m
/* Compile and run like so:
$> clang CGMutablePathRef_NSInvocation.m -ObjC -std=c99 -fobjc-arc -framework Foundation -framework CoreGraphics
$> ./a.out
#import <Foundation/Foundation.h>
#import <CoreGraphics/CoreGraphics.h>
@interface TestClass : NSObject
View DateFormatterExample
/* Written for answer to
Compile and run like so:
$> clang DateFormatterExample.m -ObjC -std=c99 -fobjc-arc -framework Foundation
$> ./a.out
#import <Foundation/Foundation.h>
int main(int argc, char *argv[]) {
@autoreleasepool {
armadsen / Person.m
Created Feb 23, 2015
Person.m for DevMountain Lesson 13
View Person.m
// For .h:
@interface Person : NSObject
@property (nonatomic, strong) NSString *imageName;
@property (nonatomic, strong) NSString *name;
@property (nonatomic, strong) NSString *phoneNumber;
@property (nonatomic, strong) NSString *job;
- (id)initWithDictionary:(NSDictionary *)dictionary;
armadsen / PersonController.m
Created Feb 23, 2015
PersonController for DevMountain Lesson 13
View PersonController.m
// For PersonController.h:
#import "Person.h"
@interface PersonController : NSObject
@property (nonatomic, strong, readonly) NSArray *personList;
+ (PersonController *)sharedInstance;
armadsen / FakePeople
Last active Aug 29, 2015
Fake People
View FakePeople
+ (NSArray *)allTheFakePeople {
return @[
@{imageNameKey: @"1",
nameKey: @"Some Dude",
phoneNumberKey: @"888-888-8888",
jobKey: @"Garbage Collection"},
@{imageNameKey: @"2",
nameKey: @"Chris Sacca",
phoneNumberKey: @"920-558-1033",
armadsen / Lesson17.m
Last active Aug 29, 2015
DevMountain Lesson 17 (Submodules, AVFoundation, CocoaPods) copy/paste blocks
View Lesson17.m
git submodule add External/AFNetworking
NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:@""]];
AFHTTPRequestOperation *operation = [[AFHTTPRequestOperation alloc] initWithRequest:request];
operation.responseSerializer = [AFHTTPResponseSerializer serializer];
[operation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, NSData *responseObject) {
NSString *response = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];
NSLog(@"response: %@", response);
armadsen / EventCellDrawRect.m
Created Mar 16, 2015
-[EventCell drawRect] for CustomDesignedAgenda (DevMountain Lesson 25 - Custom Interfaces)
View EventCellDrawRect.m
- (void)drawRect:(CGRect)rect
[super drawRect:rect];
UIColor *color = [UIColor colorWithWhite:1.0 alpha:0.2];
[color setFill];
[color setStroke];
// Draw stripe on right
CGRect sideLineRect = CGRectMake(CGRectGetMidX(self.marker.frame) - 1.5,
armadsen / responds.m
Last active Aug 29, 2015
Tiny demo of -respondsToSelector:
View responds.m
/* Compile and run with:
$> clang responds.m -ObjC -std=c99 -framework Foundation
$> ./a.out
#import <Foundation/Foundation.h>
@interface Foo : NSObject
- (int)bar;
armadsen /
Last active Aug 29, 2015
Deckset Markdown file for my presentation, "Arduino and iOS" at CocoaHeads SLC, May 5, 2015.

build-lists: true autoscale: true

#Advanced Arduino ###(or Arduino and iOS)

####Andrew Madsen ####CocoaHeads SLC - May 5, 2015

armadsen / PublicKeyDecryptUsingCSSM.m
Last active Oct 12, 2015
Demonstrates the use of CSSM for decrypting using a public key, which is not supported by the Security Transforms API on Mac OS X.
View PublicKeyDecryptUsingCSSM.m
NSData *ORSDecryptDataWithPublicKey(NSData *dataToDecrypt, SecKeyRef publicKey)
const CSSM_KEY *cssmPubKey = NULL;
SecKeyGetCSSMKey(publicKey, &cssmPubKey);
SecKeyGetCSPHandle(publicKey, &handle);
CSSM_DATA inputData = {
.Data = (uint8_t *)[dataToDecrypt bytes],
.Length = [dataToDecrypt length],