Skip to content

Instantly share code, notes, and snippets.

@omz
omz / gist:1102091
Created July 24, 2011 01:40
Creating arbitrarily-colored icons from a black-with-alpha master image (iOS)
// Usage example:
// input image: http://f.cl.ly/items/3v0S3w2B3N0p3e0I082d/Image%202011.07.22%2011:29:25%20PM.png
//
// UIImage *buttonImage = [UIImage ipMaskedImageNamed:@"UIButtonBarAction.png" color:[UIColor redColor]];
// .h
@interface UIImage (IPImageUtils)
+ (UIImage *)ipMaskedImageNamed:(NSString *)name color:(UIColor *)color;
@end
@steipete
steipete / PSPDFUIKitMainThreadGuard.m
Last active May 27, 2024 12:11
This is a guard that tracks down UIKit access on threads other than main. This snippet is taken from the commercial iOS PDF framework http://pspdfkit.com, but relicensed under MIT. Works because a lot of calls internally call setNeedsDisplay or setNeedsLayout. Won't catch everything, but it's very lightweight and usually does the job.You might n…
// Taken from the commercial iOS PDF framework http://pspdfkit.com.
// Copyright (c) 2014 Peter Steinberger, PSPDFKit GmbH. All rights reserved.
// Licensed under MIT (http://opensource.org/licenses/MIT)
//
// You should only use this in debug builds. It doesn't use private API, but I wouldn't ship it.
// PLEASE DUPE rdar://27192338 (https://openradar.appspot.com/27192338) if you would like to see this in UIKit.
#import <objc/runtime.h>
#import <objc/message.h>
@alexcristea
alexcristea / install-manifest.plist
Last active January 31, 2023 11:53
Over-the-Air Ad Hoc Distribution manifest for iOS8. More about this subject you can find on http://www.informit.com/articles/article.aspx?p=1829415&seqNum=16
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<!-- array of downloads. -->
<key>items</key>
<array>
<dict>
<!-- an array of assets to download -->
@natecook1000
natecook1000 / NSCalendar+Swift.swift
Created March 18, 2015 03:08
Swift-friendly NSCalendar methods
// NSCalendar+Swift.swift
// A set of Swift-idiomatic methods for NSCalendar
//
// (c) 2015 Nate Cook, licensed under the MIT license
extension NSCalendar {
/// Returns the hour, minute, second, and nanoseconds of a given date.
func getTimeFromDate(date: NSDate) -> (hour: Int, minute: Int, second: Int, nanosecond: Int) {
var (hour, minute, second, nanosecond) = (0, 0, 0, 0)
getHour(&hour, minute: &minute, second: &second, nanosecond: &nanosecond, fromDate: date)