A GPRS device, which resembles a modem with an extended at command set, must define a context using an at command before it enters data mode.
GPRS设备类似于拥有扩展AT命令集的调制解调器，在进入数据模式之前必须使用AT命令定义一个上下文。
The same set of UI elements used to define the various data adapter commands are used in the standalone command editor.
单独的命令编辑器中使用用于定义各种数据适配器的同一的UI元素集。
For stored procedures, you can map the input and output parameters of the stored procedure to the data set source columns as defined in the select command.
对于存储过程，您可以将该存储过程的的输入和输出参数映射到select命令中所定义的数据集源列。
For each query, command assistance is available to see how the query fields you have set affect the AdminTask that is invoked to retrieve data.
每个查询都提供了命令帮助，可以查看已经设置的查询字段如何影响为检索数据而调用的AdminTask。
After that step, you can set the Active property of the TClientDataSet component to True, which will activate the SQL command in the TSQLDataSet component and make the data available.
在完成这一步骤之后，您可以将TClientDataSet组件的Active属性设置为True，这将激活TSQLDataSet组件中的SQL命令，使数据有效。
The drpcidl command also generates a class for each complex data type used in a procedure, such as structures and unions, with methods to get and set each field in the structure.
drpcidl命令也为过程中使用的每个复合数据类型(例如结构(structures)和联合(unions))生成了一个类，使用该方法可以获取并设置结构中的每个字段。
In order to initialize the semaphore-set data structure, use the semctl system call with the IPC_SET command.
为了对信号量集数据结构进行初始化，可以使用IPC_SET命令来调用semctl系统调用。
This command immediately removes the semaphore set and its data structures, awakening all waiting processes (with an error return and errno set to EIDRM).
这个命令将立即删除信号量集及其数据结构，并唤醒所有正在等待的进程(如果发生错误，则返回，并将errno设置为EIDRM)。
With just a few keystrokes, including a bit of "glue", you can use the command line to combine the finite set of UNIX utilities into innumerable, impromptu data transforms.
您只需输入包含一定逻辑关系的少量文本，即可使用命令行来将有限的UNIX实用工具组合成无限的即时可用的数据转换。
With just a few keystrokes, including a bit of "glue", you can use the command line to combine the finite set of UNIX utilities into innumerable, impromptu data transforms.
您只需输入包含一定逻辑关系的少量文本，即可使用命令行来将有限的UNIX实用工具组合成无限的即时可用的数据转换。
应用推荐