到这时，用户可以编写shell脚本，在变量中存储信息和导出信息，控制文件描述符，控制信号处理，使用for循环和case语句，以及其他大量功能。
Now, users could write shell scripts; store and export information in variables; control file descriptors; control signal handling, for loops, and case statements; and so much more.
如果违反了您在触发器中定义的业务规则，就可以使用signal语句来抛出一个错误条件信号。
You can use a SIGNAL statement to raise an error condition if the business rule defined in your trigger is violated.
第一种方式是为SIGBUS信号设置信号处理程序，并在处理程序中简单的执行return语句。
The first way is to install a signal handler for the SIGBUS signal, and then simply call return in the handler.
文中论述了混合级综合、综合中的功能单元库等问题；提出分辨信号、断言语句应该综合，并给出了综合分辨信号、断言语句的方法；还给出了高级综合中复位信号和时钟信号的处理方法。
The new viewpoints that assertion statement and resolved signal in VHDL should be synthesized are advanced, and the methods to synthesis assertion statement and resolved signal are presented.
上世纪末，莫尔斯电码仍然引起很多极客的兴趣。利用这款应用你可以随意把英语句子转化成莫尔斯信号。
Centuries later, Morse codes till draws the attention of geeks. With this app you can translate any English sentence into dots and dashes.
注意：1掌握数据输入、输出基本语句；2掌握数据补零的编程要求；3掌握实信号频谱对称性原理。
Note: 1 master data input, output of basic statements 2 master data zeros programming requirements 3 grasp the real signal spectrum Symmetry Principle.
注意：1掌握数据输入、输出基本语句；2掌握数据补零的编程要求；3掌握实信号频谱对称性原理。
Note: 1 master data input, output of basic statements 2 master data zeros programming requirements 3 grasp the real signal spectrum Symmetry Principle.
应用推荐