Jaybles

//
//  UIDeviceHardware.h
//
//  Used to determine EXACT version of device software is running on.

#import <Foundation/Foundation.h>

@interface UIDeviceHardware : NSObject 

- (NSString *) platform;

bignerdranch

CGFloat BNRTimeBlock (void (^block)(void));

benilovj

// UIImage+Alpha.h
// Created by Trevor Harmon on 9/20/09.
// Free for personal or commercial use, with or without modification.
// No warranty is expressed or implied.

// Helper methods for adding an alpha layer to an image
@interface UIImage (Alpha)
- (BOOL)hasAlpha;
- (UIImage *)imageWithAlpha;
- (UIImage *)transparentBorderImage:(NSUInteger)borderSize;

skeeet

#!/bin/sh
# Create a RAM disk with same perms as mountpoint
# Script based on http://itux.idev.pro/2012/04/iservice-speed-up-your-xcode-%D0%BD%D0%B5%D0%BA%D0%BE%D1%82%D0%BE%D1%80%D1%8B%D0%B5-%D1%81%D0%BF%D0%BE%D1%81%D0%BE%D0%B1%D1%8B/ with some additions
# Usage: sudo ./xcode_ramdisk.sh start

USERNAME=$(logname)

TMP_DIR="/private/tmp"
RUN_DIR="/var/run"
SYS_CACHES_DIR="/Library/Caches"

akshay1188

- (UIImage *)compressImage:(UIImage *)image{
    float actualHeight = image.size.height;
    float actualWidth = image.size.width;
    float maxHeight = 600.0;
    float maxWidth = 800.0;
    float imgRatio = actualWidth/actualHeight;
    float maxRatio = maxWidth/maxHeight;
    float compressionQuality = 0.5;//50 percent compression
    
    if (actualHeight > maxHeight || actualWidth > maxWidth) {

sburlot

#!/bin/bash

# Creates a ramdisk and start Xcode with the DerivedData stored in ramdisk. Also deletes the ramdisk and reset Xcode prefs.
# xc_ramdisk.sh
# - creates a ramdisk, set Xcode DerivedData to this disk and start Xcode.
# - umount a ramdisk, set Xcode DerivedData to default
# Stephan Burlot, Coriolis Technologies, http://www.coriolis.ch
#
# based on Alex Shevchenko xcode_ramdisk.sh script (https://gist.github.com/skeeet/2367298)
# based on Diego Freniche xc-launch.sh script (https://github.com/dfreniche/xc-launch)

Duraiamuthan

UUID: 
 It is the acronym of Universally Unique Identifier.
 A sequence of 128 bits that can guarantee uniqueness across space and time, defined by RFC 4122.

GUID:
 It is the acronym of Globally Unique Identifier
 It is Microsoft's implementation of the UUID specification; often used interchangeably with UUID.
 In dot net framework its called as Plain GUID and in sql server its called as newid

UDID:

spotlessicode

- (UIStoryboardSegue *)segueForUnwindingToViewController:(UIViewController *)toViewController fromViewController:(UIViewController *)fromViewController identifier:(NSString *)identifier
{
    
    //how to set identifier for an unwind segue:
    
    //1. in storyboard -> documento outline -> select your unwind segue
    //2. then choose attribute inspector and insert the identifier name
    if ([@"UnwindFromSecondView" isEqualToString:identifier]) {
        return [[MyCustomUnwindSegue alloc] initWithIdentifier:identifier source:fromViewController destination:toViewController];
    }else {

jbergen

for family in UIFont.familyNames() {
  let sName: String = family as String
  println("family: \(sName)")

  for name in UIFont.fontNamesForFamilyName(sName) {
    println("name: \(name as String)")
  }
}

licvido

import UIKit

class ViewController: UIViewController, UITableViewDelegate, UITableViewDataSource {

    @IBOutlet var tableView: UITableView!
    
    var itemsInSections: Array<Array<String>> = [["1A", "1B", "1C"], ["2A", "2B"], ["3A", "3B", "3C", "3D", "3E"]]
    var sections: Array<String> = ["Section 1", "Section 2", "Section 3"]