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# Solves a randomized 8-puzzle using A* algorithm with plug-in heuristics | |
import random | |
import math | |
_goal_state = [[1,2,3], | |
[4,5,6], | |
[7,8,0]] | |
def index(item, seq): |
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import numpy as np | |
import cv2 | |
# cv2.getGaborKernel(ksize, sigma, theta, lambda, gamma, psi, ktype) | |
# ksize - size of gabor filter (n, n) | |
# sigma - standard deviation of the gaussian function | |
# theta - orientation of the normal to the parallel stripes | |
# lambda - wavelength of the sunusoidal factor | |
# gamma - spatial aspect ratio | |
# psi - phase offset |
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* |
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FBSDKGraphRequest *request = [[FBSDKGraphRequest alloc] | |
initWithGraphPath:@"me/friends" | |
parameters:nil | |
HTTPMethod:@"GET"]; | |
[request startWithCompletionHandler:^(FBSDKGraphRequestConnection *connection, | |
id result, | |
NSError *error) { | |
// Handle the result | |
NSLog(@"%@", result); | |
}]; |
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// to list down all the available fonts in iOS | |
for (NSString *fontFamilyName in [UIFont familyNames]) { | |
for (NSString *fontName in [UIFont fontNamesForFamilyName:fontFamilyName]) { | |
NSLog(@"Family: %@ Font: %@", fontFamilyName, fontName); | |
} | |
} |
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// Convert the currency format: 1,000,000 to Rs.10,00,00 | |
// | |
// Initialization | |
NSNumberFormatter *currencyFormatter = [[NSNumberFormatter alloc] init]; | |
[currencyFormatter setNumberStyle:NSNumberFormatterCurrencyStyle]; | |
[currencyFormatter setCurrencySymbol:@"Rs."]; | |
[currencyFormatter setLocale:[[NSLocale alloc] initWithLocaleIdentifier:@"en_IN"]]; | |
NSString *str = [currencyFormatter stringFromNumber:[NSNumber numberWithFloat:price]]; |
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// UIStoryboard->UINavigationController->UIViewController | |
// | |
// Initializations | |
UIStoryboard *storyboard = [UIStoryboard storyboardWithName:@"Main" bundle:nil]; | |
UINavigationController *controller = (UINavigationController *)[storyboard instantiateViewControllerWithIdentifier:@"identifier"]; | |
SecondViewController *svc = (SecondViewController *)controller.topViewController; | |
// Passing data | |
svc.some_code = self.object.some_code; |
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// UIViewController nagivation without the navigation controller. | |
// UIStoryboard->UINavigationController | |
// | |
// Initializations | |
UIStoryboard *storyboard = [UIStoryboard storyboardWithName:@"Main" bundle:nil]; | |
SecondViewController *svc = (SecondViewController *)[storyboard instantiateViewControllerWithIdentifier:@"identifierName"]; | |
// Navigation | |
dispatch_async(dispatch_get_main_queue(), ^{ |