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@jbgo
jbgo / git-recover-branch.md
Last active May 23, 2024 12:29
How to recover a git branch you accidentally deleted

UPDATE: A better way! (August 2015)

As pointed out by @johntyree in the comments, using git reflog is easier and more reliable. Thanks for the suggestion!

 $ git reflog
1ed7510 HEAD@{1}: checkout: moving from develop to 1ed7510
3970d09 HEAD@{2}: checkout: moving from b-fix-build to develop
1ed7510 HEAD@{3}: commit: got everything working the way I want
70b3696 HEAD@{4}: commit: upgrade rails, do some refactoring
/**
* Retrieves all the rows in the active spreadsheet that contain data and logs the
* values for each row.
* For more information on using the Spreadsheet API, see
* https://developers.google.com/apps-script/service_spreadsheet
*/
function readRows() {
var sheet = SpreadsheetApp.getActiveSheet();
var rows = sheet.getDataRange();
var numRows = rows.getNumRows();
@brasic
brasic / clear_redis_script.rb
Last active October 13, 2020 19:52
Clear a large number of redis keys by pattern using SCAN and pipelining
#!/usr/bin/env ruby
require 'redis'
# Clear a large number of keys matching a pattern using SCAN and
# pipelining to avoid killing the server.
class ClearKeys
def initialize(pattern, host='localhost', postprocess_pattern=nil)
@redis = Redis.new(host: host)
@pattern = pattern
@oestrich
oestrich / signer.rb
Created October 21, 2015 02:21
Signing Google Cloud Storage URLs
private_key = "..."
client_email = "..."
bucket = "..."
path = "..."
full_path = "/#{bucket}/#{path}"
expiration = 5.minutes.from_now.to_i
signature_string = [
"GET",
@bf4
bf4 / bin-squash_migrations
Created November 12, 2015 16:07
Squash Rails migrations in this one easy step
#!/usr/bin/env bash
git ls-files db/migrate/*.rb | sort | tail -1 | \
ruby -e "schema_version=STDIN.read[/\d+/]; init_schema=%(db/migrate/#{schema_version}_init_schema.rb);
%x(git rm -f db/migrate/*.rb;
mkdir db/migrate;
git mv db/schema.rb #{init_schema};
rake db:migrate;
git add db/schema.rb; git commit -m 'Squashed migrations')"
@rosiehoyem
rosiehoyem / getting-started-with-airflow.md
Last active January 14, 2023 18:09
Getting Started With Airflow

Install Airflow

1. Install Airflow

Follow the installation instructions on the Airflow website.

Update Airflow Configurations

To configure Airflow to use Postgres rather than the default Sqlite3, go to airflow.cfg and update this configuration to LocalExecutor:

# The executor class that airflow should use. Choices include
@dalegaspi
dalegaspi / brew_symlink_error_sierra.md
Last active January 4, 2024 22:32
Homebrew Symlink errors in Mac OSX High Sierra
// vscode-keybindings for navigation with I/J/K/L and additional functionality with surrounding characters
// Place your key bindings in this file to overwrite the defaults
// ALT + I/J/K/L: up/left/down/right
// ALT + SHIFT + I/J/K/L: mark text up/left/down/right
// CTRL + J/L: send cursor to start/end of line
// CTRL + ALT + J/L: send cursor to start/end of word
// CTRL + ALT + U/O: send cursor to "wordPartLeft"/"wordPartRight"
// CTRL + ALT + SHIFT + U/O: mark from cursor to "wordPartLeft"/"wordPartRight"
// CTRL + ALT + Y: got to declaration
" Specify a directory for plugins
call plug#begin('~/.vim/plugged')
Plug 'neoclide/coc.nvim', {'branch': 'release'}
Plug 'scrooloose/nerdtree'
"Plug 'tsony-tsonev/nerdtree-git-plugin'
Plug 'Xuyuanp/nerdtree-git-plugin'
Plug 'tiagofumo/vim-nerdtree-syntax-highlight'
Plug 'ryanoasis/vim-devicons'
Plug 'airblade/vim-gitgutter'
@caspg
caspg / 1_searchbar_live.ex
Last active June 21, 2024 14:23
Example of real-time search bar implementation in Phoenix LiveView and Tailwind. Working example on https://travelermap.net/parks/usa
defmodule TravelerWeb.SearchbarLive do
use TravelerWeb, :live_view
alias Phoenix.LiveView.JS
alias Traveler.Places
def mount(_params, _session, socket) do
socket = assign(socket, places: [])
{:ok, socket, layout: false}
end