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Matthias brutella

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@brutella
brutella / gist:3899619
Created October 16, 2012 14:32
NSUserDefaults macros
#define jn_defaults_get_object(key) [[NSUserDefaults standardUserDefaults] objectForKey:key]
#define jn_defaults_set_object(key, object) \
[[NSUserDefaults standardUserDefaults] setObject:object forKey:key]; \
[[NSUserDefaults standardUserDefaults] synchronize]; \
jn_defaults_post_notification(key)
#define jn_defaults_get_float(key) [jn_defaults_get_object(key) floatValue]
#define jn_defaults_set_float(key, float) jn_defaults_set_object(key, [NSNumber numberWithFloat:float])
#define jn_defaults_observe(key, block) \
@brutella
brutella / gist:3952127
Created October 25, 2012 11:38
XTrail Crash iPhone 5
Oct 25 13:17:57 Xtrail[301] <Warning>: -[_PFUbiquityRecordImportOperation main](456): CoreData: Ubiquity: Error saving managed object context changes for transaction log: <PFUbiquityTransactionLog: 0x1ea430f0>
transactionLogLocation: <PFUbiquityLocation: 0x1d59dc20>: /private/var/mobile/Library/Mobile Documents/74BP53VAWB~com~sophiestication~Xtrail/transaction_logs_v1/mobile.0B710C8F-A005-52BD-A258-6709C30AE01E/com.sophiestication.Xtrail.1/TlKPtvzYaLWeun_PDF5dWDToE0X2Mt45xlFG6t2ThDQ=/BB38D415-9084-461E-AF7B-2E939560CB17.1.cdt
transactionNumber: 3
Error: Error Domain=NSCocoaErrorDomain Code=1570 "The operation couldn’t be completed. (Cocoa error 1570.)" UserInfo=0x1d584e90 {NSValidationErrorObject=<NSManagedObject: 0x1e870ad0> (entity: Sharing; id: 0x1e8601f0 <x-coredata://6A363E96-A77C-4614-B99E-D2A3ACCA78D0/Sharing/p3081> ; data: {
expirationDate = "2012-07-19 18:46:06 +0000";
publishDate = "2012-06-19 18:46:06 +0000";
trail = nil;
url = "http://xtrail.me/aEsum6";
}), NSValidatio
@brutella
brutella / gist:4721414
Created February 6, 2013 09:33
Xtrail iCloud Problem iPhone 5 iOS 6.1
2013-02-06 09:22:57 +0000 Xtrail -[PFUbiquityTransactionLog loadPlistAtLocation:withError:](485): CoreData: Ubiquity: Error reading the log file at location: (null)
userInfo: (null), local error: Error Domain=NSCocoaErrorDomain Code=256 "The operation couldn’t be completed. (Cocoa error 256 - The item failed to download.)" UserInfo=0x2017ac80 {NSURL=file://localhost/private/var/mobile/Library/Mobile%20Documents/74BP53VAWB~com~sophiestication~Xtrail/transaction_logs_v1/mobile.A3FE0F4D-ACD4-5F2D-9081-BC13C73AE11D/com.sophiestication.Xtrail.1/TlKPtvzYaLWeun_PDF5dWDToE0X2Mt45xlFG6t2ThDQ=/35782D40-6704-4D9C-BEB4-68495A634CB5.1.cdt, NSUnderlyingError=0x2017ac20 "The operation couldn’t be completed. (UBErrorDomain error 0.)", NSDescription=The item failed to download.}
userInfo: {
NSDescription = "The item failed to download.";
NSURL = "file://localhost/private/var/mobile/Library/Mobile%20Documents/74BP53VAWB~com~sophiestication~Xtrail/transaction_logs_v1/mobile.A3FE0F4D-ACD4-5F2D-9081-BC13C73AE11D/com.soph
@brutella
brutella / gist:5465798
Created April 26, 2013 08:42
How to make ChatHeads to stay always in the screen center.
// Change the method _destinationPointForReleasePoint with this
- (CGPoint)_destinationPointForReleasePoint:(CGPoint)releasePoint
{
return CGPointMake(CGRectGetMidX(_window.bounds), CGRectGetMidY(_window.bounds));
}
@brutella
brutella / Core Data stddev Query
Created November 8, 2013 11:39
NSExpression *minExpression = [NSExpression expressionForFunction:@"stddev:" arguments:@[ [NSExpression expressionForKeyPath:@"amount"] ]];
NSString *stdKey = @"std";
NSExpressionDescription *stdExpressionDescription = [[NSExpressionDescription alloc] init];
stdExpressionDescription.name = stdKey;
stdExpressionDescription.expression = minExpression;
stdExpressionDescription.expressionResultType = NSFloatAttributeType;
__block NSDictionary *dictionary = nil;
@brutella
brutella / gist:2031d51f012d12911f42
Created October 4, 2014 08:10
Inter-app communication proposal

I'm working on a system, which provides sensor data over a specific protocol to clients. There are

  • multiple sensors (S)

  • one bridge (B)

  • multiple clients (C)

    S <-> B <-> C

@brutella
brutella / generate-icons.sh
Created November 5, 2014 17:11
Create iOS 8 app icons
#! /bin/sh
# Usage
# ./generate-icons.sh ./AppIcon.png
FILE=$1
DIR=$(dirname $FILE)
convert -resize '120x120' ${FILE} ${DIR}/[email protected]
convert -resize '180x180' ${FILE} ${DIR}/[email protected]
convert -resize '58x58' ${FILE} ${DIR}/[email protected]
@brutella
brutella / git-diff.sh
Last active July 30, 2019 07:50
Git diffs in your favourite diff tool
#!/bin/sh
function print_example() {
echo "Example"
echo " git-diff develop master"
}
function print_usage() {
echo "Usage"
echo " git-diff <branch|tag|commit> <branch|tag|commit>"
@brutella
brutella / icons
Last active January 8, 2025 07:14
Generate iOS, watchOS, and macOS app icons from one image
#! /bin/sh
function print_example() {
echo "Example"
echo " icons ios ~/AppIcon.pdf ~/Icons/"
}
function print_usage() {
echo "Usage"
echo " icons <ios|watch|complication|macos> in-file.pdf (out-dir)"
@brutella
brutella / pair-setup
Created March 13, 2015 15:17
Xcode 6.3 Accessory Simulator Pair Setup Log
Mar 13 16:16:05 macbookpro.local HomeKit Accessory Simulator[80849] <Debug>: [HAKIPTransport.m:226 0011c710] POST Request
Mar 13 16:16:05 macbookpro.local HomeKit Accessory Simulator[80849] <Info>: [HAKPairSetupCharacteristic.m:82 00128840] Connection attempted to pair setup a paired transport: <HAKIPConnection 0x6100000bd400 transport = <HAKIPTransport 0x60800011c710 Name: Light, Identifier: <HAKIdentifier 0x608000208c10> D0:B0:1E:A8:20:DB, Password: 740-51-881, Started: YES, Accessories: (
"<HAKAccessory: 0x61000027be00>"
)>, encrypted = NO host = <NSHost 0x61000022d360> localhost ((
localhost,
"127.0.0.1"
) (
"127.0.0.1"
))>
Mar 13 16:16:05 macbookpro.local HomeKit Accessory Simulator[80849] <Warning>: [HAKIPTransport.m:602 0011c710] Failed to handle pairing request with status code: -1