apt update && apt upgrade -y
curl https://packages.cloud.google.com/apt/doc/apt-key.gpg | apt-key add -
cat <<EOF > /etc/apt/sources.list.d/kubernetes.list
deb http://apt.kubernetes.io/ kubernetes-xenial main
EOF
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package main | |
import ( | |
"context" | |
"fmt" | |
"time" | |
) | |
func main() { | |
wait := make(chan bool) |
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#!/usr/bin/python | |
import ftplib | |
session = ftplib.FTP('example.com','username','password') | |
file = open('cup.mp4','rb') # file to send | |
session.storbinary('STOR '+'cup.mp4', file) # send the file | |
file.close() # close file and FTP | |
session.quit() |
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package main | |
import ( | |
"log" | |
"time" | |
"golang.org/x/net/context" | |
"google.golang.org/grpc" | |
pb "github.com/jzelinskie/grpc/simple" |
When hosting our web applications, we often have one public IP
address (i.e., an IP address visible to the outside world)
using which we want to host multiple web apps. For example, one
may wants to host three different web apps respectively for
example1.com
, example2.com
, and example1.com/images
on
the same machine using a single IP address.
How can we do that? Well, the good news is Internet browsers
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package main | |
import ( | |
"fmt" | |
"log" | |
"os" | |
"syscall" | |
) | |
func main() { |
identical mmap programs in C and go
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package main | |
import ( | |
"bufio" | |
"fmt" | |
"hash/fnv" | |
"io" | |
"os" | |
) |
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package main | |
import ( | |
"net" | |
"strings" | |
"fmt" | |
) | |
func handleConnection(conn net.Conn) { | |
// try to read data from the connection |