Mustafa Turan mustafaturan

List open ports

Long version

netstat --tcp --listening --programs --numeric

Short version

netstat -tlpn

cd
mkdir ~/.ssh
chmod 700 ~/.ssh
touch ~/.ssh/authorized_keys
sh -c 'echo "ssh-rsa ... [email protected]" >> ~/.ssh/authorized_keys'
chmod 600 ~/.ssh/authorized_keys

Go lang tips

First-Class Functions in Go

Function values allow you to pass behaviour to be executed, rather that data to be interpreted. Which allows behaviour to be executed in different contexts.

Keybase proof

I hereby claim:

I am mustafaturan on github.
I am mustafaturan (https://keybase.io/mustafaturan) on keybase.
I have a public key ASDalIfoD1SIl81d7uiK4_TQjNTeQ1BUFwDp91zi7M_gXgo

To claim this, I am signing this object:

	FROM golang:1.13 as build

	WORKDIR /app

	COPY go.mod go.sum ./
	RUN GO111MODULE=on go mod download

	COPY . .
	RUN CGO_ENABLED=0 go build -v

	package stack

	type Stack struct {
	*node
	}

	type node struct {
	value string
	next *node
	}

	#!/bin/bash

	curl -fsSL https://get.docker.com/rootless \| sh

	# Content to be added to .bashrc
	content='export PATH="$HOME/bin:$PATH"'

	# Check if content already exists in .bashrc
	if grep -Fxq "$content" ~/.bashrc; then
	echo "Content for bin path already exists in .bashrc. Skipping addition."

	# https://play.golang.org/p/JxqibtHkuO-

	func chunkBy(items []string, chunkSize int) (chunks [][]string) {
	for chunkSize < len(items) {
	items, chunks = items[chunkSize:], append(chunks, items[0:chunkSize:chunkSize])
	}

	return append(chunks, items)
	}

	#!/bin/bash

	wget https://github.com/protocolbuffers/protobuf/archive/v3.7.0rc2.tar.gz
	tar -zxvf protobuf-3.7.0rc2.tar.gz
	cd protobuf-3.7.0rc2
	./autogen.sh
	./configure
	make
	make install

	sudo sysctl -w kern.maxfiles=75000
	sudo sysctl -w kern.maxfilesperproc=75000
	ulimit -S -n 75000