#Handlers

ORA-26725: cannot downgrade apply handlers

文档解释ORA-26725:cannotdowngradeapplyhandlersCause:Anattemptwasmadetodowngradeapplyhandlersthatarenotassociatedwithalocaldatabaseobject,ortheapplyhandlersareassoci...

ORA-09939: Restoration of signal handlers failed.

文档解释ORA-09939:Restorationofsignalhandlersfailed.Cause:ORACLEwasunabletorestorethepreviousvaluesofselectedsignalhandlers.Action:Thisisaninternalerror.ContactORAC...

ORA-09717: osnsui: maximum number of user interrupt handlers exceeded.

文档解释ORA-09717:osnsui:maximumnumberofuserinterrupthandlersexceeded.Cause:Theinternallimitonthenumberofuserinterrupthandlershasbeenexceeded.Action:Reducethenumber...

ORA-07401: sptrap: cannot restore user exception handlers.

文档解释ORA-07401:sptrap:cannotrestoreuserexceptionhandlers.Cause:Thesystemfailedtorestoreuserexceptionhandlers.Action:Checkerrnoandsercose[0]forthesignalnumberthat...

ORA-09938: Save of signal handlers failed.

文档解释ORA-09938:Saveofsignalhandlersfailed.Cause:ORACLEwasunabletosavethepreviousvaluesofselectedsignalhandlers.Action:Thisisaninternalerror.ContactORACLEsupport....

ORA-00568: Maximum number of interrupt handlers exceeded

文档解释ORA-00568:MaximumnumberofinterrupthandlersexceededCause:Userspecifiedtoomany^chandlersAction:Removesomeoldhandlers.。ORA-00568:Maximumnumberofinterrupthandle...

HTTP Message Handlers in ASP.NET Web API

https://docs.microsoft.com/en-us/aspnet/web-api/overview/advanced/http-message-handlersAmessagehandlerisaclassthatreceivesanHTTPrequestandreturnsanHTTPresponse....

jQuery AJAX and HttpHandlers in ASP.NET

https://www.codeproject.com/Articles/170882/jQuery-AJAX-and-HttpHandlers-in-ASP-NETInthisarticle,wewillseehowwecanmakeuseofthejQuerylibrarytomakeAJAXcallsinASP....

jQuery file upload里面的_create的调用和_initEventHandlers的调用

首先是jquery.ui.widget.js中_createWidget方法内部调用this._create();this._trigger("create",null,this._getCreateEventData());this._init(); 然后按照下图所示,逐个文件触发_create ...

HandlerSocket介绍

HandlerSocket的原理HandlerSocket的应用场景:MySQL自身的局限性,很多站点都采用了MySQL+Memcached的经典架构,甚至一些网站放弃MySQL而采用NoSQL产品,比如Redis/MongoDB等。不可否认,在做一些简单查询(尤其是PK查询)的时候,很多NoSQL产品比MySQL要快...
代码星球 ·2020-05-05

zerorpc使用时报错:No handlers could be found for logger "zerorpc.channel"

问题如题:安装方法参考http://www.cnblogs.com/shengulong/p/7887586.html,安装完后,使用时出现如题的错误解决办法:1、zerorpc本身依赖很多三方包,请注意版本的兼容性,因此最佳方案是,把这些依赖的包删掉,重新安装zerorpc,它会自动安装这些依赖包,并完成版本的匹配工...

关于linux asp.net MVC网站中 httpHandlers配置无效的处理方法

近期有Jexus用户反映,在LinuxASP.NETMVC网站的Web.config中添加httpHandlers配置用于处理自定义类型,但是在运行中并没有产生预期的效果,服务器返回了404(找不到网页)错误。经我亲自测试,在WebForm网站中,httpHandlers节点的配置是有效的,而在MVC中的确无效。造成h...