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@boredzo
boredzo / PRHAngleGradientFilter.h
Created June 1, 2013 21:48
Core Image custom filter to generate an angular gradient. The center is at the origin (0,0). You may want to use CIAffineTransform and/or CICrop on the output.
//
// PRHAngleGradientFilter.h
//
// Created by Peter Hosey on 2013-01-30.
// Copyright (c) 2013 Peter Hosey. All rights reserved.
//
#import <QuartzCore/QuartzCore.h>
@interface PRHAngleGradientFilter : CIFilter
@soffes
soffes / Podfile
Created May 13, 2013 15:46
Seesaw Podfile
platform :ios, '5.0'
# Awesome networking
pod 'AFNetworking'
# Backported UICollectionView
pod 'PSTCollectionView'
# Rich text
pod 'TTTAttributedLabel'
@fengmk2
fengmk2 / svn-to-git.md
Last active March 23, 2018 10:45
从 svn 迁移到 gitlab svn to git

从 svn 迁移到 gitlab

找出所有提交者

$ svn log --xml | grep author | sort -u | perl -pe 's/.>(.?)<./$1 = /'

手动设置对应关系 users.txt

@hydra35
hydra35 / nginx.conf
Last active May 14, 2021 03:51
to gray, for Ya'An, Si Chuan earthquake
# 1. Make sure you have nginx sub module compiled in
# nginx -V 2>&1 | grep --color=always '\-\-with\-http_sub_module'
# 2. add two directives below at HTTP level
# nginx.conf
http {
# ......
sub_filter '</head>' '<style type="text/css">html{ filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1); -webkit-filter: grayscale(100%); filter: url("data:image/svg+xml;utf8,<svg xmlns=\'http://www.w3.org/2000/svg\'><filter id=\'grayscale\'><feColorMatrix type=\'matrix\' values=\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\'/></filter></svg>#grayscale"); /* Firefox 10+, Firefox on Android */
@janodev
janodev / MySingleton.h
Last active July 28, 2016 03:19
Singleton pattern with __atribute__ unavailable to prevent the accidental misuse of a singleton. Note that the user is still able to create more instances using runtime functions.
#import <Foundation/Foundation.h>
@interface MySingleton : NSObject
+(instancetype) sharedInstance;
// clue for improper use (produces compile time error)
+(instancetype) alloc __attribute__((unavailable("alloc not available, call sharedInstance instead")));
-(instancetype) init __attribute__((unavailable("init not available, call sharedInstance instead")));
+(instancetype) new __attribute__((unavailable("new not available, call sharedInstance instead")));
@romaonthego
romaonthego / NSDateFormatter cheat sheet
Last active April 7, 2025 11:05
Date Formats for NSDateFormatter
a: AM/PM
A: 0~86399999 (Millisecond of Day)
c/cc: 1~7 (Day of Week)
ccc: Sun/Mon/Tue/Wed/Thu/Fri/Sat
cccc: Sunday/Monday/Tuesday/Wednesday/Thursday/Friday/Saturday
d: 1~31 (0 padded Day of Month)
D: 1~366 (0 padded Day of Year)
@mattt
mattt / uiappearance-selector.md
Last active February 7, 2025 15:27
A list of methods and properties conforming to `UIAppearance` as of iOS 12 Beta 3

Generate the list yourself:

$ cd /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS*.sdk/System/Library/Frameworks/UIKit.framework/Headers
$ grep UI_APPEARANCE_SELECTOR ./*     | \
  sed 's/NS_AVAILABLE_IOS(.*)//g'     | \
  sed 's/NS_DEPRECATED_IOS(.*)//g'    | \
  sed 's/API_AVAILABLE(.*)//g'        | \
  sed 's/API_UNAVAILABLE(.*)//g'      | \
 sed 's/UI_APPEARANCE_SELECTOR//g' | \
@0xced
0xced / NSObject+Subclasses.h
Last active September 4, 2017 06:37
NSObject category to get subclasses
#import <Foundation/Foundation.h>
@interface NSObject (Subclasses)
+ (NSSet *) subclasses_xcd;
@end
@sirbrillig
sirbrillig / pgsql_backup.sh
Last active May 13, 2025 09:47 — forked from dangerousbeans/pgsql_backup.sh
Postgresql daily backup script.
#!/bin/bash
#
# Backup a Postgresql database into a daily file.
#
BACKUP_DIR=/pg_backup
DAYS_TO_KEEP=14
FILE_SUFFIX=_pg_backup.sql
DATABASE=
USER=postgres
@eternalstorms
eternalstorms / NSSharingServicePicker+ESSSharingServicePickerMenu.h
Created November 22, 2012 18:50
A category on NSSharingServicePicker to create a menu that can be used as a sharing submenu or main menu
//
// NSSharingServicePicker+ESSSharingServicePickerMenu.h
//
// Created by Matthias Gansrigler on 22.11.12.
// Copyright (c) 2012 Eternal Storms Software. All rights reserved.
//
#import <Cocoa/Cocoa.h>
@interface NSSharingServicePicker (ESSSharingServicePickerMenu)