how to clear cache on imac

When we are constantly using the computer to work, often leave a lot of traces of the internet, discarded pictures, videos and so on all kinds of useless through the internet left behind the cache. These caches occupy most of the memory space of the system, and the computer is running more and more slowly, which affects the normal computer work. Therefore, the cache of the computer should be constantly and

There is an HTML file on the client that submits the input, and the problem is that each time the refresh is pressed, it is not the whole page being loaded again, as if it were in the cache. How do you avoid this problem because the last value entered in the text box is not reloaded until you press RETURN to the entire page in the address bar? 1, add code to the head section in HTML: 2, clear the

Sometimes you may encounter such a situation, the computer suddenly can not be on the net, or there are some sites could not open the situation, but other sites may open. A lot of this is due to DNS cache latency. Using commands to clean up DNS caching methods 1, because of the need to use the command, because we first need to pull out the computer's command dialog box, the method is to use the combination of shortcut keys: Windows + R key, open the

Most of the time, we can not play the video or the page does not display, network management will suggest that we clear the browser cache. So, how to erase the browser's cache? Today, we have a lot of users are using the 360 browser as an example, to show you 360 browser to clear the

Freeing memory and caching methods under Linux$ free-mRun sync to write the contents of the cache back to the hard drive$ sync# Format: SyncForces the file buffer content in memory to be written to disk.Clean up the free cache by modifying the drop_caches of the proc system$ echo 3 >/proc/sys/vm/drop_caches$ free-mClear page Cache only (Pagecache)# echo 1 >/proc/

One of these things happened today, Copy Code code as follows: var frmheight = 352; var frmwidth = 508; var frmtop = (window.screen.height-frmheight)/2; var frmleft = (WINDOW.SCREEN.WIDTH-FRMWIDTH/2); var url = "Choseperson.aspx"; var parameter = "Dialogheight:" + frmheight + "Px;dialogwidth:" + frmwidth + "Px;dialogtop" + frmtop + "Px;dialogleft" + F Rmleft + "px;scroll:0;status:0;reziable:1;"; var rval = window.showmodaldialog (URL, "", parameter); window.showModa

Sometimes you don't want the page to be cached in development, especially the pop-up form, you can use the method to set the page to not cache. Method One: Add in the head of the paging file Method Two: Add in back-end code, recommended in Page_Load event Page.Response.Buffer = false; Page.Response.Cache.SetNoStore (); C # Clear Page cache private void Setpa

Today debug Nginx A third-party purge cache module Proxy_cache_purge.During debugging, the cache already has data but it is not clear that the return is always 404.The last check for a long time, the reason for people three black lines ah.Original configuration at the beginningPut inAfter that.Change the order OK.However, the configuration was configured on the o

How do I clear the Java cache on my Mac? Clear the Java cache to force the browser to load the latest version of Java applets and applications. Here's a small compilation of detailed steps on how to clear the Java cache on your Ma

In fact, the ARP attack is very well understood, is similar to the third party software attacks your network, especially when we clearly cache the situation, particularly easy to encounter such problems, then Win7 clear Cache is arp attack how to do? Small make up this for everybody to reveal the answer! The first step: press the WIN+R key combination, open the

Clearstatcache function-Clear cacheWhen some file manipulation functions are applied to the file, PHP caches the return information of the functions to provide faster performance, and the Clearstatcache () function can be applied to clear the cached content."Syntax": void Clearstatcache (void)parameter is empty.ExampleNoteThe file operation function that saves the return information to the

How to clear DNS query cache in Linux/Unix/Mac In Linux, I use a dial-up connection to access the Internet. Frequent dial-up disconnections cause DNS problems. How can I clear the DNS Cache using shell commands in Linux/Unix distributions? In MS-Windows, you can use the ipconfig command to

Controllable cache for improving the performance of computing reports with clear sets, and controllable reports It is an indisputable fact that using cache can improve report performance. Generally, high-end report tools provide the report cache function to cache the computi

fileSize]; TotalSize + = length/1024.0/1024.0; } NSLog (@ "tmp size is%.2f", totalsize); return totalsize;}3. Use in Settings like this[OBJC]View Plaincopyprint? #pragma clean up cached pictures -(void) Cleartmppics { [[Sdimagecache Sharedimagecache] Cleardisk]; [[Sdimagecache Sharedimagecache] clearmemory];//dispensable DLog (@ "clear disk"); float tmpsize = [[Sdimagecache Sharedimagecache] checktmpsize]

Three ways to clear ASP caching 1, in the ASP page first joinResponse.Buffer = TrueResponse.ExpiresAbsolute = Now ()-1Response.Expires = 0Response.CacheControl = "No-cache"Response.AddHeader "Pragma", "No-cache"or write this code to a containing file included in the ASP file 2, in the HTML code to join 3, when the original page is called back to pass a paramete

.interceptor.FileUploadInterceptor.intercept (Fileuploadinterceptor.java:277) at com.opensymphony.xwork2.defaultactioninvocation$2.doProfiling (defaultactioninvocation.java:224) at com.opensymphony.xwork2.defaultactioninvocation$2.doProfiling (defaultactioninvocation.java:223) at Com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile (Utiltimerstack.java:455) at Com.opensymphony.xwork2.DefaultActionInvocation.invoke (Defaultactioninvocation.java:221) at Com.opensymphony.xwork2.interceptor

Can be cleaned with system management software, such as 360. 2 Open 360 and find the "Computer cleanup" option. 3 Check the third item, you can clean the Internet generated cache files. 4 Click a button to clean up. Wait a moment to complete the cleanup. 5 You can also clean yourself through the browser. The following is an example of Sogou browser. 6 Find the Tools option for the Sogou browser

1. Clear DNS cache in Linux There are two methods to implement DNS caching in Linux:One is to use DNS CacheProgramNscd (Name Service cache Daemon) is responsible for managing DNS cache.One way to implement DNS caching is to use bind to set up the caching name server. To clear the

1, deployment Oscache to the Web project, this case download Oscache version is Oscache-2.4.1-full.zip, Steps: 1 Oscache-2.4.1.jar, Commons-logging.jar, Jgroups-all.jar package in the project Web-inf/lib directory 2 The Oscache.properties file into the project's SRC directory 3) Modify the project Web-inf/web.xml file, add the following content 2, in fact, after the deployment of step 1, you can cache the pages under the/oscache/* path. But there

This article mainly introduces the PHP clear cache of several methods to summarize the relevant information, hope that through this article you can master the method of clearing the cache, the need for friends can refer to the next Summary of several methods of PHP clear cache