The portlet implementation needs to make sure that there is proper backend access and cache update handling if the cache does not return the data when queried with a certain key.
Portlet实现需要确保如果使用特定键查询时，缓存没有返回数据，应有适当的后端访问和缓存进行更新处理。
When a program writes to memory, the processor only modifies the line in the cache, but does not update main memory.
当一个程序写入存储，处理器仅仅只会修改缓存线，而不会更新主要的存储内容。
This is usually the second worst performing strategy due to its cache lock requirement and the heavy "push" update policy for clustered caches.
这通常是性能倒数第二的策略，因为它要求有缓存锁，缓存集群中使用重量级的“推”更新策略。
By clearing the session cache before DML update, we cut the time to about 4 minutes, all of which is needed by the data loading into the session cache.
通过在DML更新前清除会话缓存，我们将时间缩短到了4分钟，全部都是将数据加载到会话缓存中花费的时间。
Applications have complete update control over over how data changes are submitted between the in-memory cache data set and the underlying data source through ADO.NET methods.
对于如何通过ADO.NET方法在内存缓存数据集合与基本数据源之间提交数据更改，这些应用程序拥有完全的更新控制权。
Some cache objects are set to automatically update by default.
在默认情况下，某些缓存对象设置为自动更新。
Even adding a comment will prompt the browser to update the application cache.
即使只是添加一条注释都会提醒浏览器更新应用程序缓存。
As mentioned earlier, the browser first checks for an update to the cache manifest file.
如前所述，浏览器首先检查缓存清单文件的一个更新。
The simplest way to do this is to send an asynchronous update to the server and while that is processing, update the cache and the UI of our application.
完成此操作的最简单方法是向服务器发送异步更新并且在处理期间，更新缓存和应用程序的UI。
Another new runtime update for JPA 2.0 provides access to a JPA provider's Level2 cache, if a cache is available.
另一个新的JPA 2.0运行时更新提供了对JPA提供商的二级缓存的访问，如果缓存可用的话。
Use the "nonstrict-read-write" strategy if your data is read-mostly or concurrent cache access and update is rare.
如果你的数据读很多或者很少有并发缓存访问和更新，那么可以使用“nonstrict - read - write”策略。
She also referenced the recent iOS update which limited the size and scope of the location cache and deleted it whenever location services were deactivated.
她还提到，最近的iOS更新将限制缓冲用户位置的内存空间大小，当定位服务停用时，该缓存内容会自动删除。
If you use a stateful session, don't forget to clear the cache before you execute the DML otherwise Hibernate will update or evict the related cache (See the Example 10 below for details).
如果使用有状态会话，不要忘记在执行DML前清除缓存，否则Hibernate将会更新或清除相关缓存(见下面的范例10)。
Other cache objects have configurable update Settings, and their update frequency is set by the Document Manager administrator.
其他缓存对象具有可配置的更新设置，它们的更新频率由DocumentManager管理员设置。
When you cache data on the client side using JSON, you update the data caching object every time the user clicks on the Add Vehicle button.
当使用JSON将数据缓存到客户端时，系统将在用户每次单击addVehicle按钮时更新数据缓存对象。
If the cache is clustered, the "updates cache" call will push the new value to all replicates, which is often referred to as a "push" update policy.
如果缓存是一个集群，“更新缓存”的调用会将新值推送给所有副本，这通常被称为“推(push)”更新策略。
If the cache is clustered the "evicts cache" call will invalidate all replicates, which is often referred to as a "pull" update policy.
如果是缓存集群，“清除缓存”调用会让所有副本都失效，这通常被称为“拉(pull)”更新策略。
This scenario also has faster response times than the write-through caching scenario where an update to the cache results in an immediate update to the database.
它比write - through缓存具有更快的响应时间，后者对缓存的更新会导致对数据库的及时更新。
The UI will not be quite as responsive, but that way, we only update it and the cache when there is a successful update to the server.
该UI 的响应能力并不十分强大，但是用这种方法，我们只需在成功更新服务器时更新 UI和缓存。
If the new cache copy is not written to disk before shutdown or failure of the cache, the update is lost, and this is very bad.
如果新的缓存副本没有在关机或缓存失败前写入磁盘，更新将丢失，这非常糟糕。
If you need to update a resource, just change the manifest file. Even adding a comment will prompt the browser to update the application cache.
当你将这些设置妥当时，就在支持应用程序缓存的浏览器里测试一下吧。
After the update, you have to login at least once in order to regenerate the default. cache file.
更新结束后，你需要重新登陆至少一次一边重新生成缓存文件。
Several consecutive attempts to update the activation state cache have failed. The application or its components may not respond properly to enable and disable commands.
更新激活状态高速缓存的几次尝试都已失败。应用程序或其组件的响应可能不正确，因此无法启用和禁用命令。
Example 2: you have a "last_login" field in your table. It updates every time a user logs in to the website. But every update on a table causes the query cache for that table to be flushed.
例2：一家包括“最后登录”字段的用户表，用户每登录网站都会要更新，而每次对表的更新都会导致这个表的查询缓存要刷新。
Update and customize geographical location cache files.
更新及定制地理位置缓存目录。
Update and customize geographical location cache files.
更新及定制地理位置缓存目录。
应用推荐