publicclassDensityUtil{/根据手机的分辨率从dip的单位转成为px(像素)/publicstaticintdip2px(Contextcontext,floatdpValue){

fromsqlalchemyimportcreate_engine,Table,Column,Integer,String,MetaData,ForeignKeyenginecreate_engine("mysqlpymysql://root:a5230411@localhost:3306/test",echoTrue)

1、状态栏高度css中直接写var(statusbarheight)2、$('body').height(document.documentElement.clientHeight)//获取浏览器可视窗口高度、宽度clientWidth3、监听浏览器放大缩小window.onresizefunction

linux下重启网卡使用命令：servicenetworkrestart时报错：root@slave01hadoopservicenetworkrestartStartingnetwork(viasystemctl):Jobfornetwork.servicefailedbecausethe

1、抓取APP数据包方法详细可以参考这篇博文：http://my.oschina.net/jhao104/blog/605963(http://my.oschina.net/jhao104/blog/605963)得到超级课程表登录的地址：http://120.55.151.61/V2/StudentSkip/loginCheckV4.act

查看日志文件：root@controller:/var/log/ceilometercatceilometerapi.log2017053113:57:31.62023249TRACEceilometer.api.hooksConnectionFailure:couldnotconnecttoco

问题描述newDate("2019122910:30:00")在IOS下显示为NaN原因分析带的日期IOS下存在兼容问题解决方法字符串替换letdateStr"2019122910:30:00";datedateStr.repl

第一步：下载神器Fiddler,下载链接：http://w.x.baidu.com/alading/anquan\_soft\_down\_ub/10963(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fw.x.baidu.com%2Falading%2Fanquan_sof

1.起点HelloWorld    valscnewSparkContext("spark://...","HelloWorld","SPARK\_HOME路径","APP\_JAR路径")    valfilesc.textFile("hdfs:///root/Log")   

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