rais38’s gists

rais38 / gist:4683817

Last active October 13, 2020 17:36

Embed YouTube videos with UIWebView

	#pragma mark - Embed Video

	- (UIWebView )embedVideoYoutubeWithURL:(NSString )urlString andFrame:(CGRect)frame {
	NSString *videoID = [self extractYoutubeVideoID:urlString];

	NSString *embedHTML = @"\
	<html><head>\
	<style type=\"text/css\">\
	body {\
	background-color: transparent;\

rais38 / gist:4690587

Last active December 12, 2015 01:19

Resize UIImage

	/**
	@see http://stackoverflow.com/questions/3889687/how-to-compress-an-image-taken-by-the-camera-in-iphone-sdk

	UIImage *image = [self scaleImage:myImage toSize:CGSizeMake(320.0,480.0)];
	*/
	-(UIImage )scaleImage:(UIImage )image toSize:(CGSize)newSize {
	UIGraphicsBeginImageContext(newSize);
	[image drawInRect:CGRectMake(0, 0, newSize.width, newSize.height)];
	UIImage *newImage = UIGraphicsGetImageFromCurrentImageContext();
	UIGraphicsEndImageContext();

rais38 / gist:4690624

Created February 1, 2013 10:51

Calculate the region needed to show a number of POIs in MKMapView

	/**
	MKCoordinateRegion viewRegion = [self RegionForAnnotations:_arrayPois];

	[_mapView setRegion:viewRegion animated:YES];
	*/
	- (MKCoordinateRegion)RegionForAnnotations:(NSArray *)records {
	MKCoordinateRegion region;

	// center the map arround our records
	// @see https://devforums.apple.com/message/48525#48525

rais38 / gist:4730084

Last active December 12, 2015 06:38

UIView with rounded corners

	/**
	@see http://www.dbsnippets.com/2012/09/11/objective-c-redondear-esquinas-de-un-uiview/
	You must import basic Core Animation classes
	#import <QuartzCore/QuartzCore.h>

	Example:

	[self roundView:backgroundColorView onCorner:(UIRectCornerAllCorners) radius:10.0];
	[self roundView:imgView onCorner:(UIRectCornerTopLeft\|UIRectCornerBottomLeft) radius:5.0];
	*/

rais38 / gist:4758465

Last active August 31, 2024 13:44

Detect If Your Application Is Running In The Debugger

	static bool debuggerRunning(void) {
	int junk;
	int mib[4];
	struct kinfo_proc info;
	size_t size;

	info.kp_proc.p_flag = 0;

	mib[0] = CTL_KERN;
	mib[1] = KERN_PROC;

rais38 / gist:5661946

Last active January 5, 2021 16:30

On Mac OS X (LaunchServices and UTIs) to convert a file path to the file's MIME type using.

	+ (NSString )MIMETypeForFileAtPath:(NSString )path defaultMIMEType:(NSString *)defaultType
	{
	NSString *result = defaultType;
	NSString *extension = [path pathExtension];
	CFStringRef uti = UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension,
	(CFStringRef)extension,
	NULL);
	if (uti) {
	CFStringRef cfMIMEType = UTTypeCopyPreferredTagWithClass(uti, kUTTagClassMIMEType);
	if (cfMIMEType) {

rais38 / gist:5766980

Created June 12, 2013 16:35

Create patch from stash

git stash show -p stash@{0} > Stash0.patch

rais38 / gist:6121241

Created July 31, 2013 11:26 — forked from joanromano/gist:4740046

__weak typeof(self) weakSelf = self;

rais38 / gist:7038167

Created October 18, 2013 08:12

Reveal

	#pragma mark - Reveal
	#import <dlfcn.h>
	- (void)startReveal
	{
	NSString *revealLibName = @"libReveal";
	NSString *revealLibExtension = @"dylib";
	NSString *dyLibPath = [[NSBundle mainBundle] pathForResource:revealLibName ofType:revealLibExtension];
	NSLog(@"Loading dynamic library: %@", dyLibPath);

	void *revealLib = NULL;

rais38 / gist:7170792

Created October 26, 2013 15:35

Add gradient animation

	- (void)addGradientAnimation
	{
	UIColor *color1 = [UIColor redColor];
	UIColor *color2 = [UIColor yellowColor];
	UIColor *color3 = [UIColor grayColor];

	CAGradientLayer *gradient = [CAGradientLayer layer];
	gradient.frame = self.view.frame;
	gradient.colors = @[(id)color1.CGColor, (id)color2.CGColor, (id)color2.CGColor];

Rafael Aguilar rais38