A. 发现bug应尽早提交 B. bug描述应清晰,简洁明了 C. 提交bug时应带上log日志或截图 D. 发现的bug隔天提交
A. cellspacing B. padding C. margin D. cellspacing
A. 浏览器内核 B. 操作系统位数 C. 操作系统版本 D. 浏览器版本
A. check=check B. selected=selected C. checked=checked D. select=select
A. select count(1) from ab where a2>0 group by a1,a2 B. select a3,count(1) from ab where a2>0 group by a1,a2 C. select a1,count(1) from ab where a2>0 group by a1,a2 D. select a1,count(1) from ab where a2>0 group a1