C# 关键字Event
1》》》在委托实例前，不加event，那这个委托就是一个普通的委托，我们可以用别的函数调用，也可以直接用对象调用，但加上关键字之后，只能用成员函数调用 public delegate void MyButtonEventHandler(string msg);publi...
C# 如何调用EventLog
工作原理： 在写eventlog的时候，首先去找source，如果找到的话，就往这个source所在的log里面写日志。EventLogeventLog=newEventLog();eventLog.Source=$@"LisaEventLog2018-04-1718:37...
通过powershell操作eventlog
~Desktop>(Get-CommandWrite-EventLog).ParametersKeyValue--------WarningActionSystem.Management.Automation.ParameterMetadataRawDataSystem.Management.Automation...
AutoEventWireup
https://forums.asp.net/t/1095903.aspx?Page_PreInit+OnPreInit+whats+the+difference+ThePage_PreInitmethodisaneventhandler,buttheOnPreInitmethodisanoverride. ...
application pool can not write to event log
https://stackoverflow.com/questions/9564420/the-source-was-not-found-but-some-or-all-event-logs-could-not-be-searchedEventLog.SourceExistsenumeratesthroughthesu...
Why is HttpContext.Current null during the Session_End event?
OnSession_EndthereisnocommunicationnecessarilyinvolvedwiththebrowsersothereisnoHttpContexttorefertowhichexplainswhyitisnull.Lookingatyourcodeyouseemtobeinterste...
event.currentTarget
Description:ThecurrentDOMelementwithintheeventbubblingphase.versionadded:1.3event.currentTargetThispropertywilltypicallybeequaltothethisofthefunction.Ifyouareus...
How to correctly use preventDefault(), stopPropagation(), or return false; on events
I’msurethishasbeenwrittenaboutmanytimesbeforeandprobablyhashundredsofanswersonStackOverflow.Despitethiswestillfindourselvesgoingthroughcodebasesandrepeate...