case command

Design Mode-command modeOverview In software development, we often need to send requests (call one or some methods) to some objects, but we do not know who the request receiver is, we do not know which operation is requested. At this time, we

Note: These are common Modem commands. Some commands may not apply to all modem instances. If any problem occurs, see the modem documentation or contact the modem manufacturer's Technical Support Department. All commands (with two exceptions) must

System Engineers sometimes need to convert the content of a file to uppercase or lowercase during system maintenance. For example, a system engineer downloads a script file from the Internet. However, the owner of the script file has a quirk, and

In general, Bash is case-sensitive to commands, and can display the previous history command when you press the "Up" button. However, this is not very convenient, the following configuration, you can let bash ignore the case, and can be based on the

Command mode is the behavior mode of an object [gof95 ]. The command mode is also called action mode or transaction mode. In command mode, a request or operation is encapsulated into an object. The command mode allows the system to parameterize the

C # design mode (15) -- Command (Command Pattern)I. Preface I have been busy with my work before and I have not updated the design pattern series. Recently, I found that it is essential to understand the design pattern, of course, it is even more

Linux Command Learning Notes directory is in use recently, Linux, by the way the commands used to organize a bit. I. File directory Operations Command: 0.linux Command Learning Note (0): Man command 1.linux Command learning Note (1): ls command

Linux VI command details, linuxvi details Vi is short for "Visual Interface", and its position on Linux is as if the Edit Program is on DOS. It can perform output, delete, search, replace, block operations, and many other text operations, and

One linux command every day (45): free command link: One linux command every day (1): ls command http://www.2cto.com/os/201210/163049.html ; One linux command every day (2): cd command http://www.2cto.com/os/201210/163050.html One linux command

Every day, a linux command (39): grep command link: A linux command (1): ls command (2): cd command http://www.2cto.com/ OS /201210/163050.html#a linux command every day .. One linux command every day (39): grep command link: One linux command every