Skip to content

Instantly share code, notes, and snippets.

@schacon
schacon / better-git-branch.sh
Created January 13, 2024 18:41
Better Git Branch output
#!/bin/bash
# Colors
RED='\033[0;31m'
GREEN='\033[0;32m'
NO_COLOR='\033[0m'
BLUE='\033[0;34m'
YELLOW='\033[0;33m'
NO_COLOR='\033[0m'
@schacon
schacon / git-related-files.rb
Last active June 24, 2024 07:31
git-related-files.sh
@schacon
schacon / column_names.sql
Last active January 8, 2024 01:33
getting a list of table column names in BigQuery
// first, grab a list of the field names in a table
SELECT STRING_AGG(column_name, ", \n" ORDER BY ordinal_position)
FROM [project_name].[dataset_name].INFORMATION_SCHEMA.COLUMNS
where table_name = 'blah'
group by table_name
@schacon
schacon / docker-compose.yml
Created August 15, 2021 19:15
Docker Compose file for ruby, postgres and redis
version: '3'
services:
app:
build:
context: ..
dockerfile: .devcontainer/Dockerfile
args:
VARIANT: 2.6
NODE_VERSION: "lts/*"
volumes:
@schacon
schacon / cohort.sql
Last active November 3, 2020 23:38
Cohort Month Base Values for BigQuery
select month, months_out from (
select month,
GENERATE_ARRAY(0, DATE_DIFF(CURRENT_DATE(), month, MONTH)) as months,
from UNNEST(
(select
GENERATE_DATE_ARRAY(CAST([STARTING_DATE] AS DATE), CAST(max(date_field) AS DATE),
INTERVAL 1 MONTH) as date
from [SOME_TABLE_WITH_A_DATE_FIELD])
) as month
) CROSS JOIN UNNEST(months) as months_out

Keybase proof

I hereby claim:

  • I am schacon on github.
  • I am scottchacon (https://keybase.io/scottchacon) on keybase.
  • I have a public key ASAcTJsFnTw59Ncpg1Bax0VQ1yH1B3N2MQaDHsadrT95aAo

To claim this, I am signing this object:

@schacon
schacon / gist:793c8fdea738fd3d04a7
Created December 18, 2014 16:25
crush and resize book images
#! /usr/bin/env ruby
require 'rubygems'
require 'oily_png'
Dir.glob("book/**/*.png").each do |file|
puts file
image = ChunkyPNG::Image.from_file(file)
p image.width
p image.height
if image.width > 800 || image.height > 800
@schacon
schacon / 0_reuse_code.js
Created December 3, 2013 16:57
Here are some things you can do with Gists in GistBox.
// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console
dfg
@schacon
schacon / git-http-proto.txt
Created July 26, 2013 22:16
Git HTTP transport protocol documentation
HTTP transfer protocols
=======================
Git supports two HTTP based transfer protocols. A "dumb" protocol
which requires only a standard HTTP server on the server end of the
connection, and a "smart" protocol which requires a Git aware CGI
(or server module). This document describes both protocols.
As a design feature smart clients can automatically upgrade "dumb"
protocol URLs to smart URLs. This permits all users to have the