neosb

# This one-liner simply helps you to update your ip on noip.com server
# After this your host can be resolved by human-readble dns name like example.ddns.net

MYIP=$(curl ifconfig.me/ip) && \
curl --user-agent "neosb update script/0.0.3 [email protected]" \
https://username:[email protected]/nic/update?hostname=your.ddns.net&myip=$MYIP &

# To fully use this, put it in cron directory of your choice (maybe cron.daily)
# make it executable, and you're good to go.

jpillora

// A small SSH daemon providing bash sessions
//
// Server:
// cd my/new/dir/
// #generate server keypair
// ssh-keygen -t rsa
// go get -v .
// go run sshd.go
//
// Client:

lucasr

public class GridAndListLayout extends TwoWayLayoutManager {
    private final int NUM_LANES = 2;

    public GridAndListLayout(Context context, Orientation orientation) {
        super(context, orientation);
    }

    private boolean isGridItem(int position) {
        return position < 4;
    }

hyg

func openbrowser(url string) {
	var err error

	switch runtime.GOOS {
	case "linux":
		err = exec.Command("xdg-open", url).Start()
	case "windows":
		err = exec.Command("rundll32", "url.dll,FileProtocolHandler", url).Start()
	case "darwin":
		err = exec.Command("open", url).Start()

cslarsen

"""Demonstrates how to construct and send raw Ethernet packets on the
network.

You probably need root privs to be able to bind to the network interface,
e.g.:

    $ sudo python sendeth.py
"""

from socket import *

octocat

# Compiled source #
###################
*.com
*.class
*.dll
*.exe
*.o
*.so

# Packages #

mttkay

package com.github.super8.fragments;

import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.GridView;

import com.github.super8.R;

willurd

Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000

joeyadams

#include <stdio.h>
#include <WinSock2.h>
#include <MSWSock.h>
#include <WS2tcpip.h>

#pragma comment(lib, "Ws2_32.lib")

struct mswsock_s {
    LPFN_CONNECTEX ConnectEx;
} mswsock;

jboner

Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference                           0.5 ns
Branch mispredict                            5   ns
L2 cache reference                           7   ns                      14x L1 cache
Mutex lock/unlock                           25   ns
Main memory reference                      100   ns                      20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy             3,000   ns        3 us
Send 1K bytes over 1 Gbps network       10,000   ns       10 us
Read 4K randomly from SSD*             150,000   ns      150 us          ~1GB/sec SSD