可以有专用组件，会话变量等。
会话变量不坚持在回发(内存不足也许？)
Session variable doesn't persist upon postback (out of memory perhaps?)
第一步，确保用户是通过取消相关会话变量来进行注销的。
The first step is to make sure that the user is logged out by unsetting the relevant session variables.
会话变量集合按变量名称或整数索引来进行索引。
The collection of session variables is indexed by the name of the variable or by an integer index.
例如，可以检查一个会话变量中是否设置了一个用户ID(表明该用户已经登录)。
For example, you could check to see if a user ID has been set in a session variable (showing that the user has actually logged in).
一旦他们发送呼叫，你需要读取字节数和存储数据到会话变量中的数据采集器里。
Once they send the call you need to read the bytes and store in the session variable's data collector.
然后，设置另一个会话变量（更新消息），并将用户重定向回index.php页面。
Then another session variable is set (the update message), and the user is redirected back to the index.php page.
通过使用show _ posts函数和会话变量，可以获得登录的用户发出的所有贴子。
By using the show_posts function in combination with the session variable, you can grab all the posts by the logged-in user.
请求处理类还必须用从request对象中读取的参数值设置会话变量jspMode。
The request processing class also must set the session variable jspMode with the parameter value read from the request object.
如果页面是由PHP实现的，这一过程将会非常简单，您可以检查一个会话变量或者其它的永久指示符。
When pages are served by PHP, this process is easy; you can check a session variable, or other persistent indicator.
获取程序可以不采用安全措施，也可以要求提供某种用户登录、Cookie或会话变量才能检索这些文件。
The fetching program can be left bare, or it can require some kind of user login, cookie, or session variable before it retrieves the file.
当我们做直播给大家(40和100之间的用户)的用户进行了一些立即失去他们的会话变量和其他3分钟后。
When we made it live for everyone (between 40 and 100 users) users were losing their session variables some immediately and others after 3 minutes.
谁能建议的一种方式来存储密码（已经给了它一次）安全地在说会话变量中，由一个密钥加密，只有客户需要持有，直到点的时候?。
Can anyone suggest a way to store the password (having been given it once) securely in say the session variable, encrypted by a key that only the client holds until the point when it's needed?
创建全局变量之后，将其定义保存在编目中，并且任何会话都可以使用它们。
Once global variables are created, their definition is stored in the catalogs and any session can use them.
初始化会话范围变量。
当在会话中第一次引用时，全局变量将进行实例化来获得其默认值。
A global variable is instantiated to its default value when it is first referenced in the session.
如果全局变量是在会话内创建，则其他会话不能使用它，除非已经提交了这个工作单元。
If a global variable is created within a session, then it cannot be used by other sessions until the unit of work has committed.
这样就使得您可以使用先前的活动变量来重新开始一个会话。
This allows you to restart a session with all your prior active variables.
当调试会话在断点处暂停时，点击一个变量的值，就可以改变它的值。
By clicking the value of a variable, you can change its value while a debug session is suspended at a breakpoint.
创建了全局变量之后，如果拥有相应的权限，数据库中的任何会话都可以使用它。
Once a global variable has been created, then any session in the database can use it providing the right privileges are owned.
可能的情况下，使用临时变量，特别是在会话中缓存项目时。
Use transient variables when possible, particularly when caching items in the session.
全局变量的范围被规定为XA事务内的单一会话级别，并且不可用于其他加入事务的会话。
Global variables are scoped to a per-session level within an XA transaction and are not available to other sessions that join the transaction.
这意味着每个会话都可以使用编目中保存的全局变量，但是每个会话拥有自己的私有值来操作和使用。
This means that every session can use the global variables that exist in the catalogs, but each session has its own private value that it can manipulate and use.
等到你下次启动另一个会话，你所有的全局变量就会恢复回来。
When you started another session, all your global variables were restored.
在 DBX_PLUGIN_PATH环境变量中设置以冒号分隔的目录列表，在dbx会话启动时 dbx 会在所有这些目录中搜索插件。
The list of directories, separated by colons, set in the DBX_PLUGIN_PATH environment variable enables dbx to search for the plug-ins in all these paths, at the start of the dbx session.
对于所使用的任何控制台会话，请确保设置了以下环境变量。
For any console session that you use, ensure that the following environment variables are set.
本文阐述了如何初始化会话范围变量，使之显示出与应用程序启动时ComboBox控件的初始值相对应的数据。
It explains how to initialize the session scope variable to display the data corresponding to the initial value of the Combo Box control at application startup.
本文阐述了如何初始化会话范围变量，使之显示出与应用程序启动时ComboBox控件的初始值相对应的数据。
It explains how to initialize the session scope variable to display the data corresponding to the initial value of the Combo Box control at application startup.
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