Screen capture of WebSphere Portal Server with wpsadmin user logged in
用户wpsadmin登录之后的WebSpherePortalServer 抓屏
So at any time, the same user logged in from different machines might get the PAC with the same version number but with different expiration times.
因此，在任何时候，相同的用户在不同的机器上登录会得到相同的版本号，但是超期时间不同。
It's a double-line prompt, giving me more room to write commands, and it offers me the current user logged in, the hostname, and the current working directory (after the colon).
这是一个两行的提示符，可以给我更多的空间来输入命令。 提示符中有当前登录的用户名、主机名、冒号后还有当前工作路径。
Another approach would be to detect XMLHttpRequest when a user logged in, and then serve up either an Ajax version of the application or a regular forms-based version as appropriate.
另一种方式是在用户登录时检测XMLHttpRequest是否可用，然后相应地提供应用程序的Ajax版本或基于表单的普通版本。
If you are the only user on your Ubuntu system (or if you have a default user on a Ubuntu system that should always be the user logged in) then you might want to consider setting up auto login.
如果你是你的ubuntu系统唯一的用户的话(或者你是ubuntu系统默认登录用户)，那么你可能会考虑去设置一下自动登录。
This process allows the application to perform only operations allowable to the logged-in user.
这种流程允许应用程序只执行登录用户权限范围内的操作。
If a user isn't logged in, you can redirect that user to a login page.
如果用户没有登录，那么可以将用户重定向到登录页面。
You should see output that contains an INFO logging message, which reports that the user is not logged in.
应该会看到包含了一个INFO登录消息的输出，报告说用户没有登录。
Principals usually represent a logged-in user and the groups to which that user is assigned.
主体常常代表一个登录的用户和分配了用户的组。
You can see that a logged-in user can log out or view his or her profile, and a logged out user can sign up or log in.
您会发现已登录的用户可以登出系统或查看其配置文件，而已登出的用户则可以注册或再次登录。
The RP determines whether the logged-in user has authorization to access the protected resource.
RP判断登录的用户是否有权访问受保护的资源。
This suggests that there must be a logged-in user.
这意味着必须有登录用户。
One common example of where this is useful is in displaying the 'Hello' text after a user is logged-in.
一个有用的常见示例是在用户登录后显示“Hello ”文本。
To query the status of logged-in user sessions, type.
要查询已登录的用户会话的状态，可以键入下面的命令。
For example, a weekly view in WebCal depends on events that are created, modified, or deleted during the week in which the user is logged in.
例如，WebCal中的星期视图依赖于用户登录的那一周所创建、修改和删除的事件。
But what happens if the user has successfully logged in?
但是如果用户成功登录后会发生什么呢？
For example, we can add code there to verify that the user is logged in before executing this function.
例如，我们在那里添加了在执行这个函数之前验证用户已登录的代码。
This approach works well for us, even though we have pages that change based on the logged in user.
这种方式很适合我们的网站，即使其中有一些页面会基于登录进来的用户有所变化。
All these activities are based on the roles of the user who logged in.
所有这些活动都是基于登录的用户的角色的。
If the information is not there (or in this case, if the session itself was never created), we know the user has not logged in and redirect them to a login page.
如果信息“不”在那儿(或者在本例中，会话本身从未被创建)，我们知道用户尚未登录，并让它们转到登录页面。
The links change based on whether the user is logged in or not.
这些链接可以根据用户是否登录而变化。
Note the redirection if the user is not logged in.
注意，如果用户未登录则会重定向。
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).
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)。
If the user is logged in, it returns a successful authentication message.
如果用户已经登录了，它返回一个成功的身份验证消息。
For each logged-in user, I must replace the logged-out piece of the page with a piece that displays the logged in user's login ID and picture.
对于每个已登录的用户，我都必须替换掉页面的登出内容，使之显示登录用户的登录ID和用户图片。
Refresh the page and you should see the user name that you logged in with.
刷新页面，你会看到你登录所使用的用户名。
A second option is to create a PHP "wrapper," which displays the static XHTML only if the user is logged in.
第二种方法就是创建了一个PHP“包装器”，只有在用户登录后才显示静态的XHTML。
Once the user is logged in, numerous flights are presented for booking.
用户登录以后，应用程序展示出很多的航班，以供用户订票。
This link depends on whether the user is logged in.
此链接取决于用户是否登录。
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