zoul’s gists

zoul / OSStatus.m

Created October 19, 2010 08:21

Decode OSStatus error codes into strings.

	NSString *NSStringFromOSStatus(OSStatus errCode)
	{
	if (errCode == noErr)
	return @"noErr";
	char message[5] = {0};
	(UInt32) message = CFSwapInt32HostToBig(errCode);
	return [NSString stringWithCString:message encoding:NSASCIIStringEncoding];
	}

zoul / AVAssetExportSession+Testing.m

Created November 8, 2010 08:35

Export assets synchronously. Good for testing.

	@implementation AVAssetExportSession (Testing)

	- (void) exportSynchronously
	{
	dispatch_semaphore_t semaphore = dispatch_semaphore_create(0);
	[self exportAsynchronouslyWithCompletionHandler:^{
	dispatch_semaphore_signal(semaphore);
	}];
	dispatch_semaphore_wait(semaphore, DISPATCH_TIME_FOREVER);
	dispatch_release(semaphore);

zoul / DetectDeallocations.h

Created November 11, 2010 15:33

Detects object deallocations. Good for testing.

	// Runs given block. Returns YES if some object of class ‘c’
	// was deallocated in the block. Not thread-safe.
	BOOL classGetsDeallocated(Class c, void (^block)(void));

	// Convenience interface that calls the function above.
	// Releases object, returns YES if object was deallocated.
	BOOL getsDeallocatedByReleasing(id object);

zoul / Foo.h

Created January 5, 2011 14:24

Synthesized properties in Objective-C without instance variables

	@interface Foo : NSObject {}
	@property(assign) float foo;
	@end

zoul / proxy.pl

Created November 15, 2011 18:41

Simple debugging HTTP proxy in Perl

	#!/usr/bin/env perl

	use Modern::Perl;
	use HTTP::Proxy;
	use HTTP::Proxy::HeaderFilter::simple;

	my $proxy = HTTP::Proxy->new(host => undef, port => 3128);
	my $filter = HTTP::Proxy::HeaderFilter::simple->new(sub
	{
	my ($self, $headers, $message) = @_;

zoul / Foo.m

Created November 16, 2011 10:04

IBOutlets in private interfaces

	#import "Foo.h"

	// Private Foo interface. The IBOutlet will get picked up by Interface Builder!
	@interface Foo ()
	@property(strong) IBOutlet UIView *someView;
	@end

	@implementation Foo
	@synthesize someView;
	…

zoul / build-notifier.rb

Last active May 17, 2018 15:21

Posts a message to the OS X notification center when a Jekyll build is finished. Requires TerminalNotifier, see http://git.io/5X99Eg or “gem install terminal-notifier”.

	begin
	require 'terminal-notifier'
	module Jekyll
	class Site
	alias jekyll_process process
	def process
	jekyll_process
	TerminalNotifier.notify('Jekyll rebuild finished.')
	end
	end

zoul / bot-build-upload.sh

Last active August 29, 2015 14:16

Upload a HockeyApp version from an Xcode Continuous Integration Bot, iOS version

	# Based on http://hack.swic.name/automated-xcode-6-bot-testflight-uploads/

	API_TOKEN="XXX"
	APP_ID="XXX"

	upload() {
	BASE_PATH="/Library/Developer/XcodeServer/IntegrationAssets/"
	IPA="${BASE_PATH}${XCS_BOT_ID}-${XCS_BOT_NAME}/${XCS_INTEGRATION_NUMBER}/${XCS_BOT_NAME}.ipa"
	ARCHIVE="${BASE_PATH}${XCS_BOT_ID}-${XCS_BOT_NAME}/${XCS_INTEGRATION_NUMBER}/Archive.xcarchive.zip"
	DSYM_ZIP="/tmp/dSYM.zip"

zoul / bot-build-upload-mac.sh

Last active August 29, 2015 14:16

Upload a HockeyApp version from an Xcode Continuous Integration Bot, Mac version

	# Based on http://hack.swic.name/automated-xcode-6-bot-testflight-uploads/

	API_TOKEN="XXX"
	APP_ID="XXX"

	upload() {
	BASE_PATH="/Library/Developer/XcodeServer/IntegrationAssets/"
	ARCHIVE="${BASE_PATH}${XCS_BOT_ID}-${XCS_BOT_NAME}/${XCS_INTEGRATION_NUMBER}/Archive.xcarchive.zip"
	APP_ZIP="/tmp/app.zip"
	DSYM_ZIP="/tmp/dSYM.zip"

zoul / immutable-tree.pl

Created March 17, 2015 18:02

Building an immutable tree

	#!/usr/bin/env perl

	use v5.14;
	use strict;
	use warnings;
	use Data::Dump 'pp';

	{
	package Node;
	use Mouse;

Tomáš Znamenáček zoul