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@bluefuton
bluefuton / gist:1468061
Created December 12, 2011 16:15
OS X: replace tabs with spaces in all files using expand
find . -name "*.php" | while read line; do expand -t 4 $line > $line.new; mv $line.new $line; done
@jbroadway
jbroadway / Slimdown.md
Last active September 4, 2024 10:27
Slimdown - A simple regex-based Markdown parser.
@nfarina
nfarina / UIView+FrameAdditions.h
Created August 21, 2012 06:40
UIView Frame helper getter/setter category methods
#import <UIKit/UIKit.h>
@interface UIView (SMFrameAdditions)
@property (nonatomic, assign) CGPoint $origin;
@property (nonatomic, assign) CGSize $size;
@property (nonatomic, assign) CGFloat $x, $y, $width, $height; // normal rect properties
@property (nonatomic, assign) CGFloat $left, $top, $right, $bottom; // these will stretch the rect
@end
@bstahlhood
bstahlhood / UIImage+Retina4.h
Created September 13, 2012 00:51
Swizzled UIImage imageNamed for iPhone 5
//
// UIImage+Retina4.h
// StunOMatic
//
// Created by Benjamin Stahlhood on 9/12/12.
// Copyright (c) 2012 DS Media Labs. All rights reserved.
//
#import <UIKit/UIKit.h>
@mayoff
mayoff / makeAnimatedGif.m
Created February 16, 2013 23:00
Example of creating an animated GIF on iOS, with no 3rd-party code required. This should also be easy to port to OS X.
#import <UIKit/UIKit.h>
#import <ImageIO/ImageIO.h>
#import <MobileCoreServices/MobileCoreServices.h>
static UIImage *frameImage(CGSize size, CGFloat radians) {
UIGraphicsBeginImageContextWithOptions(size, YES, 1); {
[[UIColor whiteColor] setFill];
UIRectFill(CGRectInfinite);
CGContextRef gc = UIGraphicsGetCurrentContext();
CGContextTranslateCTM(gc, size.width / 2, size.height / 2);
@MrRooni
MrRooni / gist:4988922
Created February 19, 2013 19:16
UITableView and NSFetchedResultsController: Updates Done Right
@interface SomeViewController ()
// Declare some collection properties to hold the various updates we might get from the NSFetchedResultsControllerDelegate
@property (nonatomic, strong) NSMutableIndexSet *deletedSectionIndexes;
@property (nonatomic, strong) NSMutableIndexSet *insertedSectionIndexes;
@property (nonatomic, strong) NSMutableArray *deletedRowIndexPaths;
@property (nonatomic, strong) NSMutableArray *insertedRowIndexPaths;
@property (nonatomic, strong) NSMutableArray *updatedRowIndexPaths;
@end
@jspahrsummers
jspahrsummers / gist:5676550
Last active December 17, 2015 21:39
More complex RAC form validation
// Check name validity
RACSignal *nameValid = [RACAbleWithStart(self.name) map:^(NSString *name) {
return @(name.length > 0);
}];
RACSignal *nameValidationMessage = [nameValid map:^ id (NSNumber *valid) {
return valid.boolValue ? nil : @"Please enter a name that matches our bullshit rules";
}];
// Check email validity
@steipete
steipete / UIKitLegacyDetector.m
Last active March 12, 2024 13:57
A simple way to detect at runtime if we're running in UIKit legacy mode or the new "flat" variant. Written for our PDF iOS SDK (http://pspdfkit.com), where the precompiled binary needs to detect at runtime in what variant it's running. Want more stuff like that? Follow me on Twitter: http://twitter.com/steipete
// Taken from http://PSPDFKit.com. This snippet is under public domain.
#define UIKitVersionNumber_iOS_7_0 0xB57
BOOL PSPDFIsUIKitFlatMode(void) {
static BOOL isUIKitFlatMode = NO;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
// We get the modern UIKit if system is running >= iOS 7 and we were linked with >= SDK 7.
if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iOS_7_0) {
isUIKitFlatMode = (NSVersionOfLinkTimeLibrary("UIKit") >> 16) >= UIKitVersionNumber_iOS_7_0;
}
@linjunpop
linjunpop / README.md
Last active December 23, 2015 15:49
iOS 7 Safari Notes

CSS font values

-apple-system-headline1
-apple-system-headline2
-apple-system-body
-apple-system-subheadline1
-apple-system-subheadline2
-apple-system-footnote
-apple-system-caption1