how to clear cache on imac

[OBJC]View Plaincopy #pragma mark = = Do not clear the cache for the moment ===== -(void) myclearcacheaction{ Dispatch_async ( Dispatch_get_global_queue (Dispatch_queue_priority_default, 0) ,^{ nsstring *cachpath = [Nssearchpathfordirectoriesindomains (nscachesdirectory, Nsuserdomainmask, YES) Objectatindex:0]; Nsarray *files = [[Nsfilemanager Defaultmanager] Subpathsatpath:cachpath];

Case Description: When the actual production environment, the server board is hung, the manufacturer changed a piece of the same model board, the network card is onboard, so the motherboard is equal to the NIC also changed. Then the problem comes and the NIC is all messed up. The NIC does not come up. Now I don't know what the reason is.Analysis Process: Since the motherboard has been changed, but also the same model of the motherboard, drive problems can be excluded. The motherboard has4block N

How do I clear the Java cache?This article applies to: Platform (s):Windows 7, Vista, Windows XP, Windows Watts, Windows 2003 Java Version (s):6.0, 7.0 clearing the Java Plug-in cache forces the browser to load the latest of Web pages and versions. To clear the Java Plug-in Cache:click Start > Control Panel. Double-cl

The use mode window showModalDialog () pop-up page is frequently used in asp.netYou can click "modify" to bring up the modification page. After the modification is successful, close the modification page and refresh the parent page.A problem currently exists: After refreshing the parent page, click Modify to bring up the modification page. The data displayed on the modification page is not the modified data, this is the first time that the old data on the modification page is displayed. Here, th

In the small LAN, the composition of the network in the form of working groups, to the daily management, often appear on the network neighbor does not have access to the situation, in addition to exclude the relevant permissions to set up the problem, but also to the local LAN cache user name and password, when the user name and password on the access is changed, We must clear or modify the corresponding ca

#import "ViewController.h"@interface viewcontroller () @end@implementation Viewcontroller-(void) viewdidload { [Super viewdidload]; //NSLog (@ " cache file size is %@", [NSString stringwithformat:@ "%0.2fm", [Self foldersizeatpath:[nsstring stringwithformat:@ "%@/library/caches/imagecache", Nshomedirectory ()]]); #pragma mark sandbox:Library ( system files ) Temp ( temp file ) documents ( for App cache )

Sometimes some data is modified and displayed through showmodaldialog. In this case, the data displayed is usually the previous data. There may be issues with the showmodaldialog cache mechanism. In this case, you need to manually clear the cache or write some code ...... Html Disable the browser from accessing the page from the local

1. Run the free-m command to view memory usageThe Code is as follows: Total used free shared buffers cached Mem: 3832 2716 1115 0 95 1483 -/+ Buffers/cache: 1137 2695 Swap: 6015 0 6015 From the above we can see that the cache in the memory is as large as 1483M. Fortunately, my memory is 4 GB, and if it is 2 GB, it will not be enough. 2. Use the sync command to forcibly write data stored in the buffe

The avatar is specified according to the URL, the URL is still unchanged after changing the Avatar, that is, the URL points to the picture address has not changed, but the picture has been replaced Because the URL has not changed, so the browser or the original picture, how to change the timely display of new pictures? Is it because of the browser cache, how to use PHP clear browser

Ways to view and delete browser caches ===== "openRecently found in development projects sometimes always have to clear the browser cache frequently, otherwise it always shows the outdated informationBrowser caching has pros and cons, some data needs to be cached to make the page open faster to improve site performance, but some cache content must be cleared, the

Clear the cache of css, javascript, and background images in the browser, and cssjavascript In the actual project development process, the page is uploaded to the server. To reduce the load on the server and reduce the load on the server, the browser caches images, css, and js to the Local Machine for the next visit to the website. This not only reduces the pressure on the server, but also reduces the numbe

clear the Wkwebview cacheOC notation: Swift is written again below.Clear the Wkwebview cache so that the H5 page updates to the latest page as soon as it refreshesDirectly on the code! ~~To differentiate between iOS9.0 and 8.0-(void) Deletewebcache {if ([[Uidevice currentdevice].systemversion Floatvalue] >= 9.0) {Nsset *websitedatatypes= [Nsset setwitharray:@[Wkwebsitedatatypediskcache,Wkwebsitedatatypeoffl

Reprint Please specify source: http://blog.csdn.net/droyon/article/details/41116529Android phones after 4.2, clearing the cache will always remain 12k in size. It is estimated that obsessive-compulsive patients are going to freak out when they use this function. Under this preliminary answer:1. Does the cache file exist in that directory?Apps under Android generate cached files, and the

Package www. csdn. dbshop. filter; import Java. io. ioexception; import javax. servlet. filter; import javax. servlet. filterchain; import javax. servlet. filterconfig; import javax. servlet. servletexception; import javax. servlet. servletrequest; import javax. servlet. servletresponse; import javax. servlet. HTTP. httpservletresponse; public class cachefilter implements filter {public void destroy () {system. out. println ("cache filter ------ destr

If you do not clear the cache when exiting the account, another account login will error: /// ///Safe Exit/// /// PublicActionResult Outlogin () {stringUserId =ManageProvider.Provider.Current (). UserId; //Change database user table online statusSys_user entity =NewSys_user (); Entity. UserId= UserId; Entity. Online =0; Sys_userbll. Repository (). Update

Open Firefox browser 1, in the above menu bar to open the "Tools"-"Options" 2, enter the "Options" interface and click to enter the "Privacy" settings, click the following "empty recent history" or "Delete personal cookies" 3, to clear the recent history record, we click on the right side of the small triangle to select the time to clear the history record, click the arrow next to the detai

Using the Three20 framework will produce a lot of cache files, which are stored in the application's caches/Three20/folder. After a long time, it will occupy a lot of storage space. In this case, you need to provide an entry to clear the cache. For example, on the setting page, we need to display the cache size before

//Calculate cache size on child threadsDispatch_async (Dispatch_get_global_queue (0,0), ^{//get the Cache folder pathUnsignedLong LongSize =file.filesize; Size+=[Sdimagecache sharedimagecache].getsize; NSString*sizetext =Nil; if(Size >= Pow (Ten,9)) {//size >= 1GBSizetext = [NSString stringWithFormat:@"%.2FGB", Size/pow (Ten,9)]; } Else if(Size >= Pow (Ten,6)) {//1GB > Size >= 1MBSizetext = [NSString string

One of the headaches of micro-credit development is that caching is hard to erase, however, the strange thing is that micro-mail app in iOS can refresh the page, but the android does not know what to think about, can not clear the cache and no refresh function, this gives developers a no small obstacle, which has the best page is not changed, Then if to change, micro-letter browser

In the iOS app sandbox, documents and Library/preferences are backed up to icloud, so it's only appropriate to place some record files, such as plist, database files. Caches generally placed in the Library/caches,tmp folder are randomly cleared by the system and are not suitable for preventing data."Erase of picture cache"When using Sdwebimage, pictures are heavily cached and sometimes need to get the size of the