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//Create an image about the screen of the iOS device | |
+ (UIImage *) screenshot{ | |
UIWindow *mainWindow = [[[UIApplication sharedApplication] windows] firstObject]; | |
if(UIGraphicsBeginImageContextWithOptions != NULL) | |
{ | |
UIGraphicsBeginImageContextWithOptions(mainWindow.frame.size, NO, 0.0f); | |
} else { | |
UIGraphicsBeginImageContext(mainWindow.frame.size); |
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/** | |
* Upload an image to twitter to get media_id for is | |
* | |
* @param img The image (UIImage or NSData) to be uploaded | |
* @param completion | |
*/ | |
- (void)sendTweetWithImage:(id)img withCompletion:(void(^)(NSNumber *mediaID, NSError *error))completion { | |
NSURL *requestURL = [[NSURL alloc] initWithString:@"https://upload.twitter.com/1.1/media/upload.json"]; |
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- (void)sendTweetWithExperienceInfo:(NSDictionary*)info withCompletion:(void(^)(NSError *error))completion | |
{ | |
//Create basic post info. | |
NSString *status = [self tweetWithDescrition:[expInfo objectForKey:@"statusMessage"] withHeyLetsShortURL:expInfo[@"url"]]; | |
__block NSMutableDictionary *message = [@{ | |
@"status": status, | |
} mutableCopy]; |
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- (void) postTwitterStatus:(NSDictionary *)statusParameters withCompletion:(void(^)(NSError *error))completion { | |
NSAssert(twitterIsSetUp && self.accounts.count > 0, @"To post something to twitter, the twitter API should be set up already"); | |
ACAccount *twitterAccount = [self.accounts objectAtIndex:0]; | |
NSURL * requestURL = [NSURL URLWithString:@"https://api.twitter.com/1.1/statuses/update.json"]; | |
SLRequest *postRequest = [SLRequest | |
requestForServiceType:SLServiceTypeTwitter |
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protocol LoadableView { | |
static func loadViewFromNibName(nibName: String) -> Self | |
} | |
extension LoadableView { | |
/** | |
Default protocol implementation to load a view from nib! | |
*/ | |
static func loadViewFromNibName(nibName: String) -> Self { | |
let nibViews = NSBundle.mainBundle().loadNibNamed(nibName, owner: nil, options:nil) |
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extension NSObjectProtocol where Self: NSManagedObject { | |
static func findAllWithPredicate(searchTerm: NSPredicate?, inContext context: NSManagedObjectContext = NSManagedObjectContext.MR_defaultContext()) -> [Self] { | |
//You can implement the fetchrequest here by yourself, but now I'm using MagicalRecord service to keep it simple | |
return self.MR_findAllWithPredicate(searchTerm, inContext: context) as! [Self] | |
} | |
} | |
Usage (There is no cast required here, but the result is a [AnswerObject]): |
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// Codility - CountFactors | |
// Count factors of given number n. | |
// https://codility.com/demo/take-sample-test/count_factors/ | |
function solution(N) { | |
// write your code in JavaScript (Node.js 6.4.0) | |
if (N <= 2) { | |
return N; | |
} |
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// In a given array, find the subset of maximal sum in which the distance between consecutive elements is at most 6. | |
// https://codility.com/programmers/lessons/17-dynamic_programming/number_solitaire/ | |
// 100% for both performance & correctness | |
function solution(A) { | |
// The basic idea: | |
// We can compute the best sum of "i" (t[i]) based on the previous best sums! | |
// So let's store the best sum for each element "i" in this array: |
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// 100% solution for task: https://codility.com/programmers/lessons/15-caterpillar_method/abs_distinct/ | |
// | |
function solution(A) { | |
var nums = {} | |
for (i of A) { | |
nums[Math.abs(i)] = 1; | |
} | |
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### ES5: | |
var Rectangle = function (w, h) { | |
this.width = w; | |
this.height = h; | |
this.area = function() { | |
return calcArea(); |
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