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How to find duplicates in 2 columns not 1

...e of their InnoDB fast index creation feature [http://bugs.mysql.com/bug.php?id=40344]. In this case first run set session old_alter_table=1 and then the above command will work fine Update - ALTER IGNORE Removed In 5.7 From the docs As of MySQL 5.6.17, the IGNORE clause is deprecated ...
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Version vs build in Xcode

... OT: You have a leak in your method - you alloc/init the string, which retains the string, but you're not releasing it. On an object you return from a method, you should generally use a convenience method so the string is autoreleased automatically, or call autorelea...
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PHP code to remove everything but numbers

....new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f6604455%2fphp-code-to-remove-everything-but-numbers%23new-answer', 'question_page'); } ); Post as a guest ...
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How can I print the contents of a hash in Perl?

I keep printing my hash as # of buckets / # allocated. How do I print the contents of my hash? 11 Answers ...
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Why does this method print 4?

... to Java Virtual Machine Specifications for JAVA 6, frames may be heap allocated. So, when a frame is created, there should be enough heap space to create a stack frame and enough stack space to store the new reference which point to the new stack frame if the frame is heap allocated. Now let...
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Can I bind an array to an IN() condition?

...think soulmerge is right. you'll have to construct the query-string. <?php $ids = array(1, 2, 3, 7, 8, 9); $inQuery = implode(',', array_fill(0, count($ids), '?')); $db = new PDO(...); $stmt = $db->prepare( 'SELECT * FROM table WHERE id IN(' . $inQuery . ')' ); // bindvalu...
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Force SSL/https using .htaccess and mod_rewrite

... can I force to SSL/https using .htaccess and mod_rewrite page specific in PHP. 9 Answers ...
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Hide separator line on one UITableViewCell

...th.row != self.newCarArray.count-1){ UIImageView *line = [[UIImageView alloc] initWithFrame:CGRectMake(0, 44, 320, 2)]; line.backgroundColor = [UIColor redColor]; [cell addSubview:line]; } for iOS 7 upper versions (including iOS 8) if (indexPath.row == self.newCarArray.count-1) { ...
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Zero-pad digits in string

... There's also str_pad <?php $input = "Alien"; echo str_pad($input, 10); // produces "Alien " echo str_pad($input, 10, "-=", STR_PAD_LEFT); // produces "-=-=-Alien" echo str_pad($input, 10, "_", STR_PAD_BOTH); // produces ...
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How to customize the background color of a UITableViewCell?

...ll's background is panted yellow: UIView* backgroundView = [ [ [ UIView alloc ] initWithFrame:CGRectZero ] autorelease ]; backgroundView.backgroundColor = [ UIColor yellowColor ]; cell.backgroundView = backgroundView; for ( UIView* view in cell.contentView.subviews ) { view.backgroundColor =...