fousa

self.roles.each do |r|
  define_method "#{r}?" do
    role == r
  end
end

fousa

SecureRandom.base64(5).tr('+/=lIO0', 'pqrsxyz')

fousa

@implementation AppDelegate

- (void)applicationDidFinishLaunching:(NSNotification *)aNotification {
    [NSApp setServicesProvider:[MyService new]];

...

fousa

pg_dump databas > dump.sql 

fousa

Devise.friendly_token

fousa

.ring {
    border: 3px solid #999;
    -webkit-border-radius: 30px;

    height: 40px;
    width: 40px;

    position: fixed;
    top: 45%;
    left: 45%;

fousa

+ (MyClass *)sharedInstance {
    static dispatch_once_t _predicate;
    static MyClass *_sharedInstance = nil;
    
    dispatch_once(&_predicate, ^{
        _sharedInstance = [self new];
    });
    
    return _sharedInstance;
}

fousa

static NSDateFormatter *dateFormatter = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
    dateFormatter = [NSDateFormatter new];
    [dateFormatter setDateFormat:@"yyyy-MM-dd"];
});
return [dateFormatter dateFromString:self];

fousa

static NSDateFormatter *railsFormatter = nil;
if (railsFormatter == nil) {
    railsFormatter = [[NSDateFormatter alloc] init];
    [railsFormatter setDateFormat:@"yyyy-MM-dd'T'HH:mm:ss'Z'"];
}
return [railsFormatter stringFromDate:self];

fousa

chflags nohidden ~/Library/