ob_disable()

gistfile1.php

function ob_disable() {
	ini_set('output_buffering', 'off');
	ini_set('zlib.output_compression', false);
	ini_set('implicit_flush', true);
	ob_implicit_flush(true);
	while (ob_get_level() > 0) {
		$level = ob_get_level();
		ob_end_clean();
		if (ob_get_level() == $level) break;
	}
	if (function_exists('apache_setenv')) {
		apache_setenv('no-gzip', '1');
		apache_setenv('dont-vary', '1');
	}
}