dteoh

Delete multiple Git branches with a UI

This assumes you have installed [fzf][1].

$ git branch --no-color | fzf -m | xargs -I {} git branch -D '{}'

Press tab to mark a branch, shift-tab to unmark. Press enter and all marked branches will be deleted.

dteoh

Genshin Impact: Albedo vs Mona crafting talent, who is better?

In Genshin Impact, you can craft materials of a given rank from three materials of the rank just below, eg. you can craft one gold book from three blue books.

Albedo has a talent where crafting a weapon ascension material has a 10% chance of giving double the output. Mona has a talent where crafting a weapon ascension material has a 25% chance of refunding a portion of the input materials.

dteoh

Setting session variables in an RSpec Rails request spec

You are writing a spec with type: :request, i.e. an integration spec instead of a controller spec. Integration specs are wrappers around Rails' ActionDispatch::IntegrationTest class. I usually write controller tests using this instead of type: :controller, mainly because it exercises more of the request and response handling stack. So instead of writing something like get :index to start the request, you would write get books_path or similar.

One of the issues with using type: :request is that you lose the ability to

dteoh

Installing mysql2 gem

This is always an annoying process, especially when you are setting up a new computer. I assume you are using macOS + homebrew. I also assume that you want to run an older version of MySQL (although the instructions should be adaptable).

Installing MySQL

$ brew install mysql@5.7 # change the version if needed

dteoh

1. Move mouse cursor to point at a word
2. Press Command + Ctrl + D

dteoh

# This custom relay connection class exists because the built-in connection
# class is broken when max_page_size is used.
#
# See: https://github.com/rmosolgo/graphql-ruby/issues/1109
class CustomArRelationRelayConnection < GraphQL::Relay::BaseConnection
  def cursor_from_node(item)
    cursor_col = item.class.implicit_order_column
    encode(item.send(cursor_col).to_s)
  end

dteoh

$ curl -X OPTIONS -H “Origin: REQUESTER-DOMAIN.com” -H “Access-Control-Request-Method: GET“ -s -v <TARGET URL HERE> 1> /dev/null

dteoh

Assuming that [Conda][1] is used, start by creating an environment for NeoVim:

$ conda create -n neovim36 python=3.6

Fish shell users:

$ source (conda info --root)/etc/fish/conf.d/conda.fish  

dteoh

unused variable this

You can create [objects in ReasonML][1]. For example:

let document = {
  pub title = "My Treatise";
  pub contents = "<a lot of words>"
};

dteoh

A pattern for encoding records with bs-json

If you have a record type like:

type post = {
  title: string,
  body: string,
};