nguyendangminh

...
func faviconHandler(w http.ResponseWriter, r *http.Request) {
	http.ServeFile(w, r, "relative/path/to/favicon.ico")
}
...
func main() {
  http.HandleFunc("/favicon.ico", faviconHandler)
}

nguyendangminh

$ sudo apt-get install nmap

# Scan all hosts in the network (between 192.168.1.0 and 192.168.1.255) by ping
$ nmap -sP 192.168.1.0/24

# Scan all open ports on a host
$ nmap 192.168.1.123

# Detect OS, services
$ nmap -A minhnd.com

nguyendangminh

# Get request parameters
## GET paramaters
### GET example.com/item?id=1203&name=minhnd
### or POST example.com/item (data: id=1203, name=minhnd)
id := c.GetInt("id")
name := c.GetString("name")
### Other methods
### c.GetString(key string) string
### c.GetStrings(key string) []string
### c.GetInt(key string) (int64, error)

nguyendangminh

# Button-like anchor element
<a href="/page.html" class="btn btn-primary" role="button">Add item</a>

nguyendangminh

func get_root() (int) {
    euid := os.Geteuid()
    if euid != 0 {
        fmt.Println("[-] You didn't run as root!")
        fmt.Println("[-] Exiting...")
        os.Exit(1)
    }
    return euid
}

nguyendangminh

# Installation
$ wget -qO- https://get.docker.com/ | sh

# Some useful commands
$ docker pull ubuntu:latest
$ docker images
$ docker ps
$ docker ps -a
$ docker run -it ubuntu:latest /bin/bash
$ docker run -it --name="my_docker_image" ubuntu:latest /bin/bash

nguyendangminh

# Create a new session
$ tmux
## or
$ tmux new 
## or 
$ tmux new -s <session-name>


# Detaching from a session
$ tmux detach

nguyendangminh

# Ignore files from repository in the pull request
git update-index --assume-unchanged source/law/*.pyc

nguyendangminh

# add the following util.py to your application directory

# in the models.py
from .util import create_thumbnail

class Article(models.Model):
    image = models.ImageField(default="")
    thumbnail = models.ImageField()
    def save(self):
        # create a thumbnail

nguyendangminh

# Installation
$ sudo apt-get install virtualenv

# Usage
$ virtualenv <yourdir>
$ cd <yourdir>
$ source bin/activate