filaruina

$teste = array(
  array("foo" => "a", "bar" => "b", "timestamp" => 123456),
  array("foo" => "a", "bar" => "b", "timestamp" => 987654),
  array("foo" => "a", "bar" => "b", "timestamp" => 654789),
  array("foo" => "a", "bar" => "b", "timestamp" => 456123)
);

/*
 * how to transform that, in this (I mean, ordered by date)
 */

filaruina

<?php
function findWorkDays($dateStart, $dateEnd)
{
    $oneWeek = new \DateInterval('P7D');
    $date1 = new \DateTime($dateStart);
    $date2 = new \DateTime($dateEnd);
    $interval = $date1->diff($date2);
    $freeDays = 0;

    //Finding saturdays

filaruina

/**
 * Botao from Hell
 * Resolvido!
 * removi o height e coloquei só o line-height e ele ficou alinhado no Fx e Chrome
 */
.btn {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  background: #515733;

filaruina

*{margin:0;padding:0;box-sizing:border-box;}
body{padding:5px;}
li{list-style: none;}

.top_bar {
	width: 700px;
	height: 30px;
	border: 1px solid #f00;
}