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@jlafon
jlafon / dynamodb.md
Created December 3, 2014 05:03
An Introduction to Amazon's DynamoDB

An introduction to DynamoDB

DynamoDB is a powerful, fully managed, low latency, NoSQL database service provided by Amazon. DynamoDB allows you to pay for dedicated throughput, with predictable performance for "any level of request traffic". Scalability is handled for you, and data is replicated across multiple availability zones automatically. Amazon handles all of the pain points associated with managing a distributed datastore for you, including replication, load balancing, provisioning, and backups. All that is left is for you to take your data, and its access patterns, and make it work in the denormalized world of NoSQL.

Modeling your data

The single most important part of using DynamoDB begins before you ever put data into it: designing the table(s) and keys. Keys (Amazon calls them primary keys) can be composed of one attribute, called a hash key, or a compound key called the hash and range key. The key is used to uniquely identify an item in a table. The choice of the primary key is particularl

@oakes
oakes / rust_for_clojurists.md
Last active March 25, 2025 08:07
Rust for Clojurists
@glen-cheney
glen-cheney / encoding-video.md
Last active November 24, 2024 10:09
Encoding video for the web

Encoding Video

Installing

Install FFmpeg with homebrew. You'll need to install it with a couple flags for webm and the AAC audio codec.

brew install ffmpeg --with-libvpx --with-libvorbis --with-fdk-aac --with-opus
@bignimbus
bignimbus / .vimrc
Last active February 14, 2025 14:18
Set iTerm2 title to current buffer in vim
" Set the title of the Terminal to the currently open file
function! SetTerminalTitle()
let titleString = expand('%:t')
if len(titleString) > 0
let &titlestring = expand('%:t')
" this is the format iTerm2 expects when setting the window title
let args = "\033];".&titlestring."\007"
let cmd = 'silent !echo -e "'.args.'"'
execute cmd
redraw!
@albertaparicio
albertaparicio / WideTextGenerator.php
Last active February 15, 2018 02:15
PHP Wide text generator
<?php
/*
* Copyright 2016 Albert Aparicio
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
@rambabusaravanan
rambabusaravanan / detect-js-framework.js
Last active March 7, 2025 20:19
Detect JS Framework used in a Website
// Paste these lines into website's console (Win/Linux: Ctrl + Shift + I / Mac: Cmd + Alt + I)
if(!!window.React ||
!!document.querySelector('[data-reactroot], [data-reactid]') ||
Array.from(document.querySelectorAll('*')).some(e => e._reactRootContainer !== undefined || Object.keys(e).some(k => k.startsWith('__reactContainer')))
)
console.log('React.js');
if(!!document.querySelector('script[id=__NEXT_DATA__]'))
console.log('Next.js');
@oliveratgithub
oliveratgithub / emojis.json
Last active April 24, 2025 22:53
Emoji-list with emojis, names, shortcodes, unicode and html entities [massive list]
{
"emojis": [
{"emoji": "👩‍👩‍👧‍👧", "name": "family: woman, woman, girl, girl", "shortname": ":woman_woman_girl_girl:", "unicode": "1F469 200D 1F469 200D 1F467 200D 1F467", "html": "&#128105;&zwj;&#128105;&zwj;&#128103;&zwj;&#128103;", "category": "People & Body (family)", "order": ""},
{"emoji": "👩‍👩‍👧‍👦", "name": "family: woman, woman, girl, boy", "shortname": ":woman_woman_girl_boy:", "unicode": "1F469 200D 1F469 200D 1F467 200D 1F466", "html": "&#128105;&zwj;&#128105;&zwj;&#128103;&zwj;&#128102;", "category": "People & Body (family)", "order": ""},
{"emoji": "👩‍👩‍👦‍👦", "name": "family: woman, woman, boy, boy", "shortname": ":woman_woman_boy_boy:", "unicode": "1F469 200D 1F469 200D 1F466 200D 1F466", "html": "&#128105;&zwj;&#128105;&zwj;&#128102;&zwj;&#128102;", "category": "People & Body (family)", "order": ""},
{"emoji": "👨‍👩‍👧‍👧", "name": "family: man, woman, girl, girl", "shortname": ":man_woman_girl_girl:", "unicode": "1F468 200D 1F469 200D 1F467 200D 1F467", "html": "&#128104;&zwj;&#128105;&z
@Sweets
Sweets / eclair.bdf
Created May 14, 2019 23:04
STARTFONT 2.1
FONT -sweets-eclair-medium-r-normal--12----C--ISO10646-1
SIZE 4 72 72
FONTBOUNDINGBOX 6 12 0 -2
STARTPROPERTIES 17
DEFAULT_CHAR 65535
CHARSET_ENCODING "1"
CHARSET_REGISTRY "ISO10646"
SPACING "C"
FONT_ASCENT 10
@jesseerwin
jesseerwin / playlists.txt
Created August 28, 2019 18:29
Emocore - D.C. emotional hardcore and straight edge
https://open.spotify.com/playlist/28igBXgyIZAr78gGapP4Kt?si=ueOYM052Qhy486HN8Jhm6A
Rock - Work in progress mainstream rock/metal
https://open.spotify.com/playlist/5IeQ0jRSjvyMiL3TGSkc8O?si=FqMfH4RRTC2BQBx-JmNKbg
Doomer Music - One of the few playlists not based on a genre. Mostly British Indie and
alt or goth rock, i.e. The Smiths and the Cure.
https://open.spotify.com/playlist/1Faa5acSRh0PmWC1qfek9C?si=uP9NQjQNSOu49Jmw33zhtA
@angerman
angerman / Installation.md
Last active February 1, 2024 11:38
Installing nix on macOS BigSur

The nixos.org website suggests to use:

sh <(curl -L https://nixos.org/nix/install)

For macOS on Intel (x86_64) or Apple Silicon (arm64) based macs, we need to use

sh <(curl -L https://nixos.org/nix/install) --darwin-use-unencrypted-nix-store-volume