摘要:
select p.id,p.parent_id,group_concat(distinct(CONCAT("分类名称:",c.name)) order by c.id desc separator " || ") as remark from picture as p left join cate... 阅读全文
摘要:
使用canvas 的 toDataUrl方法会遇到跨域问题chrome 会报下面的错误: Uncaught SecurityError: Failed to execute 'toDataURL' on 'HTMLCanvasElement': Tainted canvases may not be... 阅读全文