caching

How to cache php soapclient responses ?

I know that you can cache the WSDL but is there a way to cache the soap responses through configuration of the php soapclient? Obviously, we could "cache" ourselves by constructing some tables in a database and running a cron. This will take much more effort and I am wondering if there is a way to specify caching abilities of the exp...

Java Tomcat enable caching

Hello all What is the best way to set up caching on tomcat? Also how is caching functions?Is it url based,dir based or what? I need url specific caching so the database don't make the same calculations for the same url's ...

Cache size for class with no properties and fields

Hi I want to know, when i cache a class with no parameters of fields, how much space it takes ? Is it true that only fields and properties of a class consume space ? if it is true, when i create a class with this specification is it true that it occupies only pointer to this class in cache ? Please help me with how caching really works i...

Cache contains data, but can't retrieve data

Here's my bit of code: List<Sale> sales = new List<Sale>(); if (Cache["Sales"] != null) { sales = (List<Sale>)Cache["Sales"]; } else { ... Cache.Add("Sales", sales, null, DateTime.Now.AddMinutes(20), Cache.NoSlidingExpiration, CacheItemPriority.Normal, null); } When I try to pull the data from the cache, my "sales...

how to find cpu cache size for a x86 processor

Hi, I want to find cpu cache size of L1 or L2 caches using x86 assembly language. I heard cpuid and MSR registers have system specific data. Can some one help me how can I get sizes please. ...

how does a system ensure coherence between memory and cache

For example if I write to a particular memory location (ex: DMA transfer) how does it get affected in my cache? ...

How to cache static background images in ASP.NET MVC 2 web site?

Hi, I would like to cache static background images in my APS.NET MVC 2 web page. What's the best way to do this? ...

Patterns for caching related data

I'm currently developing the foundation of a social platform, and looking for ways to optimize performance. My setup is based on the CakePHP framework, but I believe my question is relevant to any technology stack, as it relates to data caching. Let's take a typical post-author relation, which is represented by 2 tables in my db. When I...

Design Issue: Good or bad to make the cached entities mutable?

Hi guys, Here I need to cache some entites, for example, a Page Tree in a content management system (CMS). The system allows developers to write plugins, in which they can access the cached page tree. Is it good or bad to make the cached page tree mutable (i.e., there are setters for the tree node objects, and/or we expose the Add, Remo...

Cache Control Question

If I set this for cache control on my site: Header unset Pragma FileETag None Header unset ETag # 1 YEAR <FilesMatch "\.(ico|pdf|flv|jpg|jpeg|png|gif|swf|mp3|mp4)$"> Header set Cache-Control "public" Header set Expires "Thu, 15 Apr 2010 20:00:00 GMT" Header unset Last-Modified </FilesMatch> # 2 HOURS <FilesMatch "\.(html|htm|xml|txt|x...

Get saved (non commited) entities with a criteria from session cache in NHibernate

Hello everyone, I'm trying to break the question down to something simple. I use nhibernate to get a list of entities via a criteria call. After that I'll update some entites and add one entity which I save (session.SaveOrUpdate(entity)). When I get a list with a criteria again I do get the entities that were changed (with changed valu...

ASP.NET caching w/file dependency: static var vs. AspNet cache vs. memcached

TL;DR: Which is likely faster: accessing static local variable, accessing variable stored in HttpRuntime.Cache, or accessing variable stored in memcached? At work, we get about 200,000 page views/day. On our homepage, we display a promotion. This promotion is different for different users, based on their country of origin and language. ...

How to disable hibernate caching

I am trying to write a unit test class which will have to use same query to fetch the results from database two times in same test method. But as Hibernate cache is enabled second time it is not actually hitting the database and simply fetching the results from cache. Can someone please answer how to disable caching in persistence.xml. ...

Appfabric cache (Velocity): Expiration in non-expirable cache and unreadable trace log ?

Hi guys, we are using Appfabric cache in our project, and we ran into 2 major problems. First - we are using named caches (no explicitly created regions). One of them, created as Expirable=false, Eviction=none, TTL=525600 is used for objects that should be always available (populated at application start, via the Put method). But from ...

How to force refresh on CallLog.Calls.CACHED_NAME column?

My goal is to collect all unknown phone numbers from the Call Log. This can be achieved by the following code: private static final String[] CALLOG_PROJECTION = {CallLog.Calls._ID, CallLog.Calls.CACHED_NAME, CallLog.Calls.NUMBER}; private static final String CALLOG_WHERE = CallLog.Calls.CACHED_NAME + " is null"; Cursor c = get...

Force cache thru header for dynamic generated JS/CSS files not working for all browsers

I have a lot of JS and CSS files for my site. In order to minimize connection requests from browsers, I join them in a single php file. I'm using header parameters to force the files to BE cached. Here is how I do for the JS case (CSS is exactly the same way): <?php ob_start("ob_gzhandler"); $expires= 60 * 60 * 24 * 14; header('Pragma: ...

Android: when in web view: Does the browser cache the previous page?

My question is, when you are in a webView, and you have gone through several pages. You want to go back. Is the last page you have been to cached, so that you would not need internet connection to go back? ...

Does AMF support caching?

In other words: Can I respond with a 304 and have it "just work"? ...

In CSS does the iepngfix.htc file get called once, or is it re-read for each element?

A site I am working on just exceeded the monthly bandwidth our host provides (25,000 MB) and when looking at the server stats and logs, I found TwinHelix's iepngfix.htc to be the #4 largest bandwidth drain. #4 hits:73939 KBytes:181035 /iepngfix.htc I find this especially interesting because a .swf used as a background image on every pag...

PHP cachelite organize files into multiple directories

I read documentation of cache_lite but couldn't found any option regarding to manage cache files into several subdirectories. Is there any addon available for that? ...