关于网页的缓存，我的JS文件总是下载，这是怎么回事啊？

Question

访问别人的网站，如果已经访问过一次了，js就会被缓存，下次访问就不下载，但为什么我的就每次下载呢？该怎么处理？
我用的vs2005开发的asp.net网站。

Answer 1

非常感谢您的指导！请问具体怎么启动cache？我的web.config还需要什么设置？<?xml version="1.0"?>
<configuration xmlns="http://schemas.microsoft.com/.NetConfiguration/v2.0">
<configSections>
<sectionGroup name="blowery.web">
<section name="httpCompress" type="blowery.Web.HttpCompress.SectionHandler, blowery.Web.HttpCompress"/>
</sectionGroup>
<sectionGroup name="microsoft.web" type="Microsoft.Web.Configuration.MicrosoftWebSectionGroup">
<section name="converters" type="Microsoft.Web.Configuration.ConvertersSection" requirePermission="false"/>
<section name="webServices" type="Microsoft.Web.Configuration.WebServicesSection" requirePermission="false"/>
<section name="authenticationService" type="Microsoft.Web.Configuration.AuthenticationServiceSection" requirePermission="false"/>
<section name="profileService" type="Microsoft.Web.Configuration.ProfileServiceSection" requirePermission="false"/>
</sectionGroup>
</configSections>
<blowery.web>
<httpCompress preferredAlgorithm="gzip" compressionLevel="high">
<excludedMimeTypes>
<add type="image/jpeg"/>
<add type="image/gif"/>
</excludedMimeTypes>
<excludedPaths>
<add path="WebResource.axd"/>
</excludedPaths>
</httpCompress>
</blowery.web>
<microsoft.web>
<converters>
<add type="Microsoft.Web.Script.Serialization.Converters.DataSetConverter"/>
<add type="Microsoft.Web.Script.Serialization.Converters.DataRowConverter"/>
<add type="Microsoft.Web.Script.Serialization.Converters.DataTableConverter"/>
<add type="Jssor.JssorConverter, HRM.Common"/>
</converters>
<webServices enableBrowserAccess="true"/>
</microsoft.web>
<system.web>
<httpHandlers>
<remove verb="*" path="*.asmx"/>
<add verb="*" path="*.asmx" type="Microsoft.Web.Services.ScriptHandlerFactory" validate="false"/>
<add verb="*" path="atlasbatchcall.axd" type="Microsoft.Web.Services.MultiRequestHandler" validate="false"/>
<add verb="*" path="atlasglob.axd" type="Microsoft.Web.Globalization.GlobalizationHandler" validate="false"/>
<add verb="*" path="*.asbx" type="Microsoft.Web.Services.ScriptHandlerFactory" validate="false"/>
</httpHandlers>
<httpModules>
<add name="ScriptModule" type="Microsoft.Web.Services.ScriptModule"/>
<add name="BridgeModule" type="Microsoft.Web.Services.BridgeModule"/>
<add name="WebResourceCompression" type="Microsoft.Web.Services.WebResourceCompressionModule"/>
<add name="CompressionModule" type="blowery.Web.HttpCompress.HttpModule, blowery.web.HttpCompress"/>
</httpModules>
<pages enableEventValidation="false">
<controls>
<add namespace="Microsoft.Web.UI" assembly="Microsoft.Web.Atlas" tagPrefix="atlas"/>
<add namespace="Microsoft.Web.UI.Controls" assembly="Microsoft.Web.Atlas" tagPrefix="atlas"/>
</controls>
</pages>
<compilation defaultLanguage="c#" debug="true">
<buildProviders>
<add extension=".asbx" type="Microsoft.Web.Services.BridgeBuildProvider"/>
</buildProviders>
</compilation>
<customErrors mode="Off"/>
<authentication mode="Forms">
<forms loginUrl="~/Login.aspx" timeout="1000"/>
</authentication>
<authorization>
<allow users="?"/>
</authorization>
<trace enabled="false" requestLimit="10" pageOutput="false" traceMode="SortByTime" localOnly="true"/>
<sessionState mode="StateServer" stateConnectionString="tcpip=127.0.0.1:42424" cookieless="false" timeout="1000"/>
<globalization requestEncoding="utf-8" responseEncoding="utf-8"/>
<webServices>
<protocols>
<add name="HttpPost"/>
<!--add name="HttpGet" /-->
</protocols>
</webServices>
</system.web>
</configuration>

Answer 2

非常感谢您的指导！请问具体怎么启动cache？我的web.config还需要什么设置？<?xml version="1.0"?>
<configuration xmlns="http://schemas.microsoft.com/.NetConfiguration/v2.0">
<configSections>
<sectionGroup name="blowery.web">
<section name="httpCompress" type="blowery.Web.HttpCompress.SectionHandler, blowery.Web.HttpCompress"/>
</sectionGroup>
<sectionGroup name="microsoft.web" type="Microsoft.Web.Configuration.MicrosoftWebSectionGroup">
<section name="converters" type="Microsoft.Web.Configuration.ConvertersSection" requirePermission="false"/>
<section name="webServices" type="Microsoft.Web.Configuration.WebServicesSection" requirePermission="false"/>
<section name="authenticationService" type="Microsoft.Web.Configuration.AuthenticationServiceSection" requirePermission="false"/>
<section name="profileService" type="Microsoft.Web.Configuration.ProfileServiceSection" requirePermission="false"/>
</sectionGroup>
</configSections>
<blowery.web>
<httpCompress preferredAlgorithm="gzip" compressionLevel="high">
<excludedMimeTypes>
<add type="image/jpeg"/>
<add type="image/gif"/>
</excludedMimeTypes>
<excludedPaths>
<add path="WebResource.axd"/>
</excludedPaths>
</httpCompress>
</blowery.web>
<microsoft.web>
<converters>
<add type="Microsoft.Web.Script.Serialization.Converters.DataSetConverter"/>
<add type="Microsoft.Web.Script.Serialization.Converters.DataRowConverter"/>
<add type="Microsoft.Web.Script.Serialization.Converters.DataTableConverter"/>
<add type="Jssor.JssorConverter, HRM.Common"/>
</converters>
<webServices enableBrowserAccess="true"/>
</microsoft.web>
<system.web>
<httpHandlers>
<remove verb="*" path="*.asmx"/>
<add verb="*" path="*.asmx" type="Microsoft.Web.Services.ScriptHandlerFactory" validate="false"/>
<add verb="*" path="atlasbatchcall.axd" type="Microsoft.Web.Services.MultiRequestHandler" validate="false"/>
<add verb="*" path="atlasglob.axd" type="Microsoft.Web.Globalization.GlobalizationHandler" validate="false"/>
<add verb="*" path="*.asbx" type="Microsoft.Web.Services.ScriptHandlerFactory" validate="false"/>
</httpHandlers>
<httpModules>
<add name="ScriptModule" type="Microsoft.Web.Services.ScriptModule"/>
<add name="BridgeModule" type="Microsoft.Web.Services.BridgeModule"/>
<add name="WebResourceCompression" type="Microsoft.Web.Services.WebResourceCompressionModule"/>
<add name="CompressionModule" type="blowery.Web.HttpCompress.HttpModule, blowery.web.HttpCompress"/>
</httpModules>
<pages enableEventValidation="false">
<controls>
<add namespace="Microsoft.Web.UI" assembly="Microsoft.Web.Atlas" tagPrefix="atlas"/>
<add namespace="Microsoft.Web.UI.Controls" assembly="Microsoft.Web.Atlas" tagPrefix="atlas"/>
</controls>
</pages>
<compilation defaultLanguage="c#" debug="true">
<buildProviders>
<add extension=".asbx" type="Microsoft.Web.Services.BridgeBuildProvider"/>
</buildProviders>
</compilation>
<customErrors mode="Off"/>
<authentication mode="Forms">
<forms loginUrl="~/Login.aspx" timeout="1000"/>
</authentication>
<authorization>
<allow users="?"/>
</authorization>
<trace enabled="false" requestLimit="10" pageOutput="false" traceMode="SortByTime" localOnly="true"/>
<sessionState mode="StateServer" stateConnectionString="tcpip=127.0.0.1:42424" cookieless="false" timeout="1000"/>
<globalization requestEncoding="utf-8" responseEncoding="utf-8"/>
<webServices>
<protocols>
<add name="HttpPost"/>
<!--add name="HttpGet" /-->
</protocols>
</webServices>
</system.web>
</configuration>

Answer 3

非常感谢您的指导！请问具体怎么启动cache？我的web.config还需要什么设置？<?xml version="1.0"?>
<configuration xmlns="http://schemas.microsoft.com/.NetConfiguration/v2.0">
<configSections>
<sectionGroup name="blowery.web">
<section name="httpCompress" type="blowery.Web.HttpCompress.SectionHandler, blowery.Web.HttpCompress"/>
</sectionGroup>
<sectionGroup name="microsoft.web" type="Microsoft.Web.Configuration.MicrosoftWebSectionGroup">
<section name="converters" type="Microsoft.Web.Configuration.ConvertersSection" requirePermission="false"/>
<section name="webServices" type="Microsoft.Web.Configuration.WebServicesSection" requirePermission="false"/>
<section name="authenticationService" type="Microsoft.Web.Configuration.AuthenticationServiceSection" requirePermission="false"/>
<section name="profileService" type="Microsoft.Web.Configuration.ProfileServiceSection" requirePermission="false"/>
</sectionGroup>
</configSections>
<blowery.web>
<httpCompress preferredAlgorithm="gzip" compressionLevel="high">
<excludedMimeTypes>
<add type="image/jpeg"/>
<add type="image/gif"/>
</excludedMimeTypes>
<excludedPaths>
<add path="WebResource.axd"/>
</excludedPaths>
</httpCompress>
</blowery.web>
<microsoft.web>
<converters>
<add type="Microsoft.Web.Script.Serialization.Converters.DataSetConverter"/>
<add type="Microsoft.Web.Script.Serialization.Converters.DataRowConverter"/>
<add type="Microsoft.Web.Script.Serialization.Converters.DataTableConverter"/>
<add type="Jssor.JssorConverter, HRM.Common"/>
</converters>
<webServices enableBrowserAccess="true"/>
</microsoft.web>
<system.web>
<httpHandlers>
<remove verb="*" path="*.asmx"/>
<add verb="*" path="*.asmx" type="Microsoft.Web.Services.ScriptHandlerFactory" validate="false"/>
<add verb="*" path="atlasbatchcall.axd" type="Microsoft.Web.Services.MultiRequestHandler" validate="false"/>
<add verb="*" path="atlasglob.axd" type="Microsoft.Web.Globalization.GlobalizationHandler" validate="false"/>
<add verb="*" path="*.asbx" type="Microsoft.Web.Services.ScriptHandlerFactory" validate="false"/>
</httpHandlers>
<httpModules>
<add name="ScriptModule" type="Microsoft.Web.Services.ScriptModule"/>
<add name="BridgeModule" type="Microsoft.Web.Services.BridgeModule"/>
<add name="WebResourceCompression" type="Microsoft.Web.Services.WebResourceCompressionModule"/>
<add name="CompressionModule" type="blowery.Web.HttpCompress.HttpModule, blowery.web.HttpCompress"/>
</httpModules>
<pages enableEventValidation="false">
<controls>
<add namespace="Microsoft.Web.UI" assembly="Microsoft.Web.Atlas" tagPrefix="atlas"/>
<add namespace="Microsoft.Web.UI.Controls" assembly="Microsoft.Web.Atlas" tagPrefix="atlas"/>
</controls>
</pages>
<compilation defaultLanguage="c#" debug="true">
<buildProviders>
<add extension=".asbx" type="Microsoft.Web.Services.BridgeBuildProvider"/>
</buildProviders>
</compilation>
<customErrors mode="Off"/>
<authentication mode="Forms">
<forms loginUrl="~/Login.aspx" timeout="1000"/>
</authentication>
<authorization>
<allow users="?"/>
</authorization>
<trace enabled="false" requestLimit="10" pageOutput="false" traceMode="SortByTime" localOnly="true"/>
<sessionState mode="StateServer" stateConnectionString="tcpip=127.0.0.1:42424" cookieless="false" timeout="1000"/>
<globalization requestEncoding="utf-8" responseEncoding="utf-8"/>
<webServices>
<protocols>
<add name="HttpPost"/>
<!--add name="HttpGet" /-->
</protocols>
</webServices>
</system.web>
</configuration>