Category "go"

Adding metric labels in prometheus on the fly

I have a counter metric in prometheus. I want to add lables to it dynamically for example if my request comes http://abc123.com/{p1} ,I want my custom_metric_na

How to cache the compiled regex in Go

Below is my golang code. Each time validate method is called my compile method gets executed. I want to compile only once, not each time we call validate. 1)

How do I find the size of the array in go

I have tried len() function but it gives the declared value. The size() function gives an error. Code: package main var check [100]int func main() { print