const groupBy = key => array =>
array.reduce((objectsByKeyValue, obj) => {
const value = obj[key];
objectsByKeyValue[value] = (objectsByKeyValue[value] || []).concat(obj);
return objectsByKeyValue;
Using perf:
$ perf record -g binary
$ perf script | stackcollapse-perf.pl | rust-unmangle | flamegraph.pl > flame.svg
NOTE: See @GabrielMajeri's comments below about the
-g
option.
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//usr/bin/env go run $0 "$@"; exit | |
package main | |
import ( | |
"fmt" | |
"os" | |
) | |
func main() { | |
fmt.Println("Hello world!") |
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git config --global https.proxy http://127.0.0.1:1080 | |
git config --global https.proxy https://127.0.0.1:1080 | |
git config --global --unset http.proxy | |
git config --global --unset https.proxy | |
npm config delete proxy |