How does one specify the maximum value representable for an unsigned integer type? I would like to know how to initialize min in the loop below that iteratively computes min and max lengths from some structs. var minLen uint = ??? var maxLen uint = 0 for _, thing := range sliceOfThings { if minLen … Read more
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. We don’t allow questions seeking recommendations for books, tools, software libraries, and more. You can edit the question so it can be answered with facts and citations. Closed 2 years ago. Improve this question For those building RESTful APIs and … Read more
In the new Go language, how do I call C++ code? In other words, how can I wrap my C++ classes and use them in Go? 12 Answers 12
Is there a way in Go to list all the standard/built-in packages (i.e., the packages which come installed with a Go installation)? I have a list of packages and I want to figure out which packages are standard. 3 Answers 3
I’ve used GOPATH but for this current issue I’m facing it does not help. I want to be able to create packages that are specific to a project: myproject/ ├── binary1.go ├── binary2.go ├── package1.go └── package2.go I tried multiple ways but how do I get package1.go to work in the binary1.go or the binary2.go … Read more
I’m trying to write a basic go program that calls a function on a different file, but a part of the same package. However, it returns: undefined: NewEmployee Here is the source code: main.go: package main func main() { emp := NewEmployee() } employee.go: package main type Employee struct { name string age int } … Read more
I wish to use the “encoding/json” package to marshal a struct declared in one of the imported packages of my application. Eg.: type T struct { Foo int } Because it is imported, all available (exported) fields in the struct begins with an upper case letter. But I wish to have lower case key names: … Read more
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I am trying to generate a random string in Go and here is the code I have written so far: package main import ( “bytes” “fmt” “math/rand” “time” ) func main() { fmt.Println(randomString(10)) } func randomString(l int) string { var result bytes.Buffer var temp string for i := 0; i < l; { if string(randInt(65, … Read more
I’m running a test in Go with a statement to print something (i.e. for debugging of tests) but it’s not printing anything. func TestPrintSomething(t *testing.T) { fmt.Println(“Say hi”) } When I run go test on this file, this is the output: ok command-line-arguments 0.004s The only way to really get it to print, as far … Read more
