Read more: UsernameCheck - Check Username Availability on Popular Sites.
更多内容请点击：usernamecheck——提供热门网站的用户名检查。
If the user hasn't submitted a username or password, the script simply returns the original instance to the login page, but if the information is there, check it against the database.
如果用户并未提交用户名或密码，则脚本会把最初的实例返回给登录页面，但是如果有了这些信息，则通过数据库检查它们。
When registering a new user, the web server would of course first check its cache, and then send a RegisterUserMessage that contained the username and the hashed password.
注册新用户时，Web服务器当然会首先检查缓存，然后发出一条包含了用户名和散列密码的消息registerusermessage。
You will see an error indicating that the service failed to check the given username and password in the user registry.
您将看到一个错误，表明服务不能在用户注册表中找到给定的用户名和密码。
Start by checking with check user Names, which will search dozens of popular social media websites to see if your username is active.
通过检查用户名开始，这个网站可以检查几十个流行的社会化网站，查看你的用户名是否是激活的。
From then on, when they sign-in to a computer in the library, renew a book, or check-out materials, they would be using the username and password that they created.
到了那时候，读者要续借图书或归还资料，只要通过自设的用户名和密码登录图书馆的任何一台电脑即可。
This way, they could remember their username and password and use this when they check-out materials at the self-check machines.
这样，读者只要记住他们的用户名和密码，就可以在自动柜员机上借阅材料。
From there, you'll first need to check to see whether the proposed username is already taken.
这里，我们首先需要查看提交的用户名是否已经被占用。
The INRIA researchers have created a tool that can check how unique a username is, and thus how easily an attacker could use it to build a profile of a person.
INRIA的研究人员制造出了检验用户名独特度的工具，这样骗子们会很容易地追踪别人。
All I had to do was find out how to check the username and password using Active Directory Server, create a class to extend this interface, and add the code to perform the authentication.
我要做的只是了解如何使用ActiveDirectoryServer检查用户名和密码，创建一个类来扩展这个接口，并添加执行身份验证的代码。
And we can check if it is expired, or even get the user's username.
我们可以检查它是否过期，甚至获取到用户的username。
J_username specifies the username of the user requesting a security check, and j_password is the password.
j_username指定请求安全检查的用户的用户名，j _ password指定密码。
Scroll down and check the box for the Username WSSecurity default policy set (Figure 2), then click OK at the bottom of the panel.
向下滚动，并选中UsernameWSSecurity default策略集复选框（图2），然后单击面板底部的OK。
On the Authentication TAB, check use Basic Authentication, provide the username wmbuser1 and password user1pw, and click Send to invoke the HTTPRequest_MF message flow.
在Authentication选项卡中选中use Basic Authentication，提供用户名wmbuser1和口令user1pw，单击Send调用HTTPRequest _ MF消息流。
If I've to fetch the public and private key for every call, first I've to check the DB to find the respective username which associates with the current UUID.
如果我必须获取每个调用的公钥和私钥，首先我必须检查数据库以找到与当前UUID相关联的用户名。
The connection failed. Check your username and password, and try again.
连接失败。检查用户名和密码，然后重试。
The connection failed. Check your username and password, and try again.
连接失败。检查用户名和密码，然后重试。
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