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WordPress: Fix ajaxurl Not Defined

I came across a situation where I needed to execute some ajax scripts from WordPress front end and I got an error: ajaxurl is not defined. As you may know, ajaxurl is a variable...

iOS: Check For Object In NSMutableArray

A simple way to look for an object on NSMutableArray is to use containsObject. See below: [code]NSMutableArray *arr = [NSMutableArray arrayWithObjects:@"One", @"Two", @"Three", nil]; NSString *itm = @"Two"; if([arr containsObject:itm]) { NSLog(@"Two found in big array"); } [/code]...