ORA-01381: Dropping log string would leave less than two log files with block size string for instance string (thread string)
文档解释ORA-01381:Droppinglogstringwouldleavelessthantwologfileswithblocksizestringforinstancestring(threadstring)Cause:Thedatabasewasmigratedtouseaspecifiedlogbloc...
ORA-01567: dropping log string would leave less than 2 log files for instance string (thread string)
文档解释ORA-01567:droppinglogstringwouldleavelessthan2logfilesforinstancestring(threadstring)Cause:Droppingallthelogsspecifiedwouldleavefewerthantherequiredtwologfi...
MySQL Error number: MY-011649; Symbol: ER_GRP_RPL_REQUESTING_NON_MEMBER_SERVER_TO_LEAVE; SQLSTATE: HY000
文档解释Errornumber:MY-011649;Symbol:ER_GRP_RPL_REQUESTING_NON_MEMBER_SERVER_TO_LEAVE;SQLSTATE:HY000Message:Requestingtoleavethegroupdespiteofnotbeingamember。Errorn...
MySQL Error number: MY-013659; Symbol: ER_GRP_RPL_TIMEOUT_RECEIVED_VC_LEAVE_ON_REJOIN; SQLSTATE: HY000
文档解释Errornumber:MY-013659;Symbol:ER_GRP_RPL_TIMEOUT_RECEIVED_VC_LEAVE_ON_REJOIN;SQLSTATE:HY000Message:Timeoutwhilewaitingforaviewchangeeventduringtheleavestepbe...
jquery里mouseover和mouseout或mouseenter和mouseleave移入移出时执行多次的触发解决办法
区别：mouseover与mouseenter 不论鼠标指针穿过被选元素或其子元素，都会触发mouseover事件。 只有在鼠标指针穿过被选元素时，才会触发mouseenter事件。 mouseout与mouseleave 不论鼠标指针离开被选元素还是任何子元素，都会触发mouseout事件。 只有在...
mouseover，mouseenter，mouseout，mouseleave的区别
mouseover：不论鼠标指针穿过被选元素或其子元素，都会触发mouseover事件。mouseout：不论鼠标指针离开被选元素还是任何子元素，都会触发mouseout事件。 mouseenter：只有在鼠标指针穿过被选元素时，才会触发mouseenter事件。mouseleave：只有在鼠标指针离开被选元...
Vue中beforeRouterEnter和beforeRouteLeave的应用
beforeRouteEnter项目需要在进入某个页面前，判断从特定页面进来时，做某些处理。例如：只有从详情页回到列表页需要重新调接口。此时，用到了beforeRouteEnter方法。注意：在在内部获取不到外部的this，方法、变量等都获取不到。但vm可以获取到method中的方法以及变量，可以自行打印vm看一下be...
1004 Counting Leaves (30 分)
Afamilyhierarchyisusuallypresentedbyapedigreetree.Yourjobistocountthosefamilymemberswhohavenochild.InputSpecification:Eachinputfilecontainsonetestcase.Eachcases...
onmouseleave与onmouseout区别
1、onmouseleave、onmouseenter，鼠标进入到指定元素区域内触发事件，不支持冒泡，不包含子元素的区域。2、onmouseout、onmouseover、鼠标进入指定元素触发事件，含子元素区域。 附加：jQuery中的子元素选择器find与children区别。find是筛选出当前元素下的所...