Hack 53. Execute a specific command from history Hack 53. Execute a specific command from history by Ramesh In the following example, If you want to repeat the command #4, ...

Hack 21. Change the Case Using tr Command Hack 21. Change the Case Using tr Command by Ramesh Convert a file to all upper-case using tr command as shown below. $ cat emplo...

Generating Man Pages For Your Own cobra.Command Generating Man Pages For Your Own cobra.Command Generating man pages from a cobra command is incredibly easy. An example is as f...

getopt —- C-style parser for command line options getopt —- C-style parser for command line options Source code: Lib/getopt.py 注解 The getopt module is a parser for command...

Hack 36. Display output of any command in the prompt Hack 36. Display output of any command in the prompt by Ramesh You can display output of any Linux command in the promp...

getopt —- C-style parser for command line options getopt —- C-style parser for command line options Source code: Lib/getopt.py 注解 The getopt module is a parser for command...

Chapter 4 Creating Reusable Command-line Tools Chapter 4 Creating Reusable Command-line Tools Throughout the book, we use a lot of commands and pipelines that basically fit on ...

1. Getting Started 2. Double-click Startup On Windows 3. Special commands to sqlite3 (dot-commands) 4. Rules for “dot-commands” 5. Changing Output Formats 6. Writing results t...

Generating Yaml Docs For Your Own cobra.Command Generate yaml docs for the entire command tree Generate yaml docs for a single command Customize the output Generating Yaml D...

You can define writable external web tables to send output rows to an application or script. The application must accept an input stream, reside in the same location on all of the...