Skip to content

Instantly share code, notes, and snippets.

@superjamie
superjamie / raspberry-pi-vpn-router.md
Last active April 13, 2024 12:22
Raspberry Pi VPN Router

Raspberry Pi VPN Router

This is a quick-and-dirty guide to setting up a Raspberry Pi as a "router on a stick" to PrivateInternetAccess VPN.

Requirements

Install Raspbian Jessie (2016-05-27-raspbian-jessie.img) to your Pi's sdcard.

Use the Raspberry Pi Configuration tool or sudo raspi-config to:

@jboner
jboner / latency.txt
Last active May 5, 2024 03:12
Latency Numbers Every Programmer Should Know
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
@jondkinney
jondkinney / README.md
Last active December 14, 2023 06:39
jondkinney's console vim setup

Console VIM and Tmux setup compatible with Mac OS X and Linux.

Installation

Install by running the following command in your terminal:

exec 3<&1;bash <&3 <(curl https://gist.githubusercontent.com/jondkinney/2040114/raw/vim.sh 2> /dev/null)
@jeffkreeftmeijer
jeffkreeftmeijer / 1.png
Last active November 3, 2023 00:56
Ruby image diff
1.png