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func Test(t *testing.T) { | |
a := map[int]int{ | |
} | |
var b sync.Map | |
for i := 0; i < 2000; i++ { | |
a[i] = i | |
} | |
var wg sync.WaitGroup | |
wg.Add(2000) |
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package main | |
import ( | |
"reflect" | |
"testing" | |
"github.com/aws/aws-sdk-go/aws/request" | |
) | |
func BenchmarkFooF(b *testing.B) { |
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go test -run=. -bench=. -benchtime=5s -count 5 -benchmem -cpuprofile=cpu.out -memprofile=mem.out -trace=trace.out ./package | tee bench.txt | |
go tool pprof -http :8080 cpu.out | |
go tool pprof -http :8081 mem.out | |
go tool trace trace.out | |
go tool pprof $FILENAME.test cpu.out | |
# (pprof) list <func name> | |
# go get -u golang.org/x/perf/cmd/benchstat | |
benchstat bench.txt |
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package main | |
import ( | |
"bytes" | |
"strings" | |
"testing" | |
) | |
func BenchmarkStringAppend(b *testing.B) { | |
for i := 0; i < b.N; i++ { |
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[alias] | |
st = status | |
co = checkout | |
br = branch | |
ci = commit -av --no-status -q | |
unstage = reset HEAD -- | |
last = log -1 HEAD | |
recent = for-each-ref --sort=committerdate refs/heads/ --format='%(committerdate:short) %(refname:short)' | |
logd = log --decorate | |
lg = log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit |
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#!/usr/bin/env bash | |
set -eu | |
doWork() { | |
# make modifications here | |
git br -d $i | |
} | |
for i in $(ls); do |
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/* | |
Usage: | |
timeStr := Get_now() | |
MsgBox, %timeStr | |
*/ | |
Get_now() | |
{ | |
global | |
UTCFormatStr := "yyyy-MM-dd'T'HH:mm:ss" |
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Get-ChildItem '.*' | foreach {$_.Attributes = $_.Attributes -bor "Hidden"} | |
# Hide all files and folders that starts with . | |
# I use this to clean up my home directory. |
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#!/usr/bin/env bash | |
# Source: https://liam.sh/post/importing-bash-functions-over-ssh | |
sshrc() { | |
local SSHHOME=${SSHHOME:=~} | |
if [ ! -f $SSHHOME/.sshrc ]; then | |
echo "No such file: $SSHHOME/.sshrc" | |
exit 1 | |
fi |
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#Python3 | |
urlencode() { | |
python -c "import urllib.parse as ul; print(ul.quote_plus('$1'));" | |
} | |
#Python2 | |
urlencode() { | |
python -c "import urllib as ul; print(ul.quote_plus('$1'));" |
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