Go install package

1. Where does Go get install binaries?
2. Where does GoLang install packages?
3. How do I install Go package dependencies?
4. Where do I install Go?
5. What is Go pkg?
6. What is the main package in Go?
7. Should I use go get or go install?
8. How do I get packages in Golang?
9. How do you use the flag package in go?
10. How do you get a .mod file?
11. How do I run a .mod file?
12. What is GoLang good for?
13. Is Go backend or frontend?

Where does Go get install binaries?

Much like the previous behaviour of go get , go install places binaries in $GOPATH/bin , or in $GOBIN if set. See the “Setting up your PATH “ section in Installing Go to ensure your PATH is set correctly.

Where does GoLang install packages?

The packages from the standard library are available at the “pkg” subdirectory of the GOROOT directory. When you install Go, an environment variable GOROOT will be automatically added to your system for specifying the Go installer directory.

How do I install Go package dependencies?

To install dependencies, use the go get command, which will also update the go. mod file automatically. Since the package is not currently used anywhere in the project, it's marked as indirect. This comment may also appear on an indirect dependency package; that is, a dependency of another dependency.

Where do I install Go?

Open the package file you downloaded and follow the prompts to install Go. The package installs the Go distribution to /usr/local/go. The package should put the /usr/local/go/bin directory in your PATH environment variable.

What is Go pkg?

The pkg directory contains Go package objects compiled from src directory Go source code packages, which are then used, at link time, to create the complete Go executable binary in the bin directory. We can compile a package once, but link that object into many executables.

What is the main package in Go?

In Go language, the main package is a special package which is used with the programs that are executable and this package contains main() function. The main() function is a special type of function and it is the entry point of the executable programs.

Should I use go get or go install?

Starting in Go 1.17, installing executables with go get is deprecated. go install may be used instead. In Go 1.18, go get will no longer build packages; it will only be used to add, update, or remove dependencies in go. mod . Specifically, go get will always act as if the -d flag were enabled.

How do I get packages in Golang?

To import a package, we use import syntax followed by the package name. 💡 Unlike other programming languages, a package name can also be a subpath like some-dir/greet and Go will automatically resolve the path to the greet package for us as you will see in the nested package topic ahead.

How do you use the flag package in go?

Using the flag package involves three steps: First, define variables to capture flag values, then define the flags your Go application will use, and finally, parse the flags provided to the application upon execution.

How do you get a .mod file?

You can get help from the command line by typing go help command-name, as with go help mod tidy . Go tools make changes to your go. mod file as you use them to manage dependencies.

How do I run a .mod file?

To do this, you'll use the go tool's mod init command and provide it with the module's name, which in this case is mymodule . Now create the module by running go mod init from the mymodule directory and provide it with the module's name, mymodule : go mod init mymodule.

What is GoLang good for?

Golang is very useful for writing light-weight microservices. We currently use it for generating APIs that interact with our front-end applications. If you want to build a small functional microservice quickly, then Golang is a great tool to use. It's an easy language for developers to learn quickly.”

Is Go backend or frontend?

But the fact is that most of the developers give priority to the JavaScript front-end programming languages for client-side development. Go is preferred more as the backend language and it offers high performance for developing the cocurrent applications.