Jorge JV17

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JV17 / swift

Last active February 3, 2020 01:49

Calculating how many days it will take to update all the servers in the grid

	// Find the lowest number of days that will require to update all the serves on the grid.
	// Where every server with the value of 1 is updated and can update any other server that is above, below, next or previous.
	// A server that requires an update is represented by 0 value and an updated server is represented by 1 value.
	// Any server that needs to be updated will take 1 day to update.

	// sameple grid -- result should be 3
	let grid: [[Int]] = [[0, 1, 1, 1],
	[1, 1, 0, 1],
	[1, 1, 1, 1],
	[1, 0, 1, 1],

JV17 / gist:1c876ae0b3063fdd356a

Last active August 29, 2015 14:22

Check for stored cookies

	NSLog(@"\n\n***************\n\n");

	// creating and accessing stored cookies
	NSHTTPCookie *cookie;
	NSHTTPCookieStorage *cookieJar = [NSHTTPCookieStorage sharedHTTPCookieStorage];

	// looping over all stored cookies & printing the relevant content
	for (cookie in [cookieJar cookies]) {
	NSLog(@"\n\n%@", cookie);
	NSLog(@"name: %@", cookie.name);

JV17 / gist:204ebda13ff2ee4070af

Last active August 29, 2015 14:20

getting date from string

	func getTimeFromString(timeStr: String, timeZoneStr: String) -> String {

	if(!timeStr.isEmpty && !timeZoneStr.isEmpty) {
	let dateFormatter = NSDateFormatter()
	dateFormatter.dateFormat = "EEE, d MMM yyyy HH:mm:ss Z"
	dateFormatter.timeZone = NSTimeZone(name: timeZoneStr)
	let date: NSDate = dateFormatter.dateFromString(timeStr)!

	let formatter = NSDateFormatter()
	formatter.timeStyle = .ShortStyle

JV17 / gist:481782f6807fc4acdac4

Last active August 29, 2015 14:18

Find first unique number in a list (NSArray) - Objective-C

	- (NSNumber )firstUniqueNumberFromArray:(NSArray )array
	{
	// if there is no list we return nil
	if(!array \|\| array.count == 0)
	return nil;

	NSNumber *number;

	// if there is 1 number in the list or is there 2 numbers and they are not equal then we return the first number from the list
	if(array.count == 1 \|\| (array.count == 2 && [[array objectAtIndex:0] longValue] != [[array objectAtIndex:1] longValue]))

JV17 / gist:fe8bbff56868acdb5f68

Created April 2, 2015 15:10

Merge sort in Objective-C

	#pragma mark - Merge Sort
	- (NSMutableArray )mergeSorting:(NSMutableArray )array
	{
	if(array.count == 1 \|\| !array)
	return array;

	NSMutableArray *firstHalfArr = [self splitFirstHalfOfArray:array];
	NSMutableArray *secondHalfArr = [self splitSecondHalfOfArra:array];

	firstHalfArr = [self mergeSorting:firstHalfArr];

JV17 / gist:cd7e9c9f308485b5850a