在浏览器中怎么打开javascript
一、如何打开和启用Javascript1.在Chrome中打开和启用JavascriptChrome浏览器默认情况下已经启用了Javascript，不需要做任何设置。如果需要手动启用或禁用Javascript，可以按照以下步骤操作：a.在Chrome浏览器的地址栏输入chrome://settings/content/...
javascript （）、[]、{}的区别
一、{}大括号，表示定义一个对象，大部分情况下要有成对的属性和值，或是函数体在js中,[]表示的是数组对象，{}表示的是对象；vararr={}；arr[“属性名”]=属性值；vardemo={"name":"weicunbin","age&qu...
ORA-24240: invalid database access descriptor (DAD) name
文档解释ORA-24240:invaliddatabaseaccessdescriptor(DAD)nameCause:ThespecifiedDatabaseAccessDescriptor(DAD)namewasinvalid.Action:MakesurethenameoftheDatabaseAccessDes...
ORA-14015: too many partition descriptions
文档解释ORA-14015:toomanypartitiondescriptionsCause:CREATETABLEorCREATEINDEXcontainedtoomanypartitiondescriptions;maximumnumberofpartitionsis1048575(1024K-1).Action...
ORA-31425: subscription does not exist
文档解释ORA-31425:subscriptiondoesnotexistCause:Thesubscriptioneitherdidnotexistordidnotbelongtothisuser.Action:Callthefunctionagainwithavalidsubscriptionname.错误说明O...
ORA-24336: invalid result set descriptor
文档解释ORA-24336:invalidresultsetdescriptorCause:TheresultsetdescriptorshouldhavevaliddatafetchedintoitbeforeitcanbeconvertedtoastatementhandleAction:Fetchvaliddat...