Resolving the executable file not found in %PATH% Error in Golang скачать в хорошем качестве

Resolving the executable file not found in %PATH% Error in Golang

Learn how to solve the common issue of the `executable file not found in %PATH%` error in Golang by using the correct command execution method through the Command Prompt. --- This video is based on the question https://stackoverflow.com/q/71638194/ asked by the user 'SahotaSkywalker' ( https://stackoverflow.com/u/11983391/ ) and on the answer https://stackoverflow.com/a/71639965/ provided by the user 'retrologic' ( https://stackoverflow.com/u/15866278/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions. Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: Executable file not found in %PATH% golang Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l... The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license. If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com. --- Resolving the executable file not found in %PATH% Error in Golang Have you ever encountered the frustrating message: "executable file not found in %PATH%" while trying to run your Go applications? If you're using the command dir in your Go code and facing this issue, you’re not alone! This article explains why this error occurs and how you can effectively solve it so that you can run your commands smoothly. Understanding the Problem The error arises because dir is not an executable file in Windows. Instead, it is an internal command available in the Command Prompt. When you attempt to execute dir directly using the exec.Command function in your Go code, the system does not find it as an executable, leading to the error message. The Key Takeaway: dir is not an executable file. It is a built-in command in the Command Prompt. Solution: Using cmd.exe with Command-Line Arguments To run internal commands like dir, you need to invoke them through cmd.exe. This can be done by passing the command as an argument to the command prompt. Here’s how you can do that in Go: Step 1: Modify the Command You will use the command: [[See Video to Reveal this Text or Code Snippet]] The /c flag tells the command processor to execute the command that follows it and then terminate. Step 2: Implement in Go Code Here’s how you can implement this in your Go application: Split the command into parts using strings.Split(). Create an instance of exec.Command using cmd.exe and the split arguments. Here’s the refined code: [[See Video to Reveal this Text or Code Snippet]] Explanation of the Code Importing Packages: The necessary packages are imported - os, os/exec, path/filepath, and strings. Splitting Command: The command /c dir is split into individual arguments using strings.Split(). Setting the Directory: If you want to execute the command in a specific location, you can set cmd.Dir to your desired path using filepath.Join(). Redirecting Output: The command's standard output and standard error are linked to the program's output, making it easy for you to see the results or any errors. Running the Command: Finally, the command is executed using cmd.Run(), and any errors are printed to the console. Conclusion By following these steps, you can successfully execute internal commands like dir in your Golang applications without encountering the executable file not found in %PATH% error. This approach not only enhances your understanding of command execution in Go, but also adds versatility to your programming capabilities. Now, you can confidently run commands with ease in your Go projects!