gdevanla

gdevanla

;; This gist roughly transribes the demo
;; by Jim Weirich during his talk on Y-Combinator
;; called Y-Not.
;; http://www.infoq.com/presentations/Y-Combinator
;; Jim does a phenomenal job of explaining in the demo.
;; Therefore, this gist only attempts to provide
;; the code example from the poor quality video
;; The examples are simplified at some places
;; based on how I tried to understand it

gdevanla

import operator
import typing as tp

"""
a. Structure of Parser
        p =  (s -> Any object)

        Partially consuming parser
        p1 = (s -> (a, remaining))

gdevanla

-- Notes on how to wrap InputT over StateT to maintain the environment around a language repl.

type HaskellLineT = InputT (StateT Env IO) ()

runScriptInteractive = runStateT (runInputT defaultSettings loop) (initEnv Nothing)
  where
    loop :: HaskellLineT
    loop = do
      minput <- getInputLine "%"
      when (isNothing minput) loop

gdevanla

import typing as tp                                                                                                                                                                                                 
                                                                                                                                                                                                                    
class Abstract:                                                                                                                                                                                                     
    def func1(self, *, x: int, y: str):                                                                                                                                                                             
        raise NotImplementedError()                                                                                                                                         

gdevanla

{-# LANGUAGE GADTs, TypeInType, DataKinds, TypeFamilies #-}
{-# LANGUAGE TypeOperators #-}
{-# LANGUAGE TypeApplications #-}

import GHC.TypeLits
import GHC.Types
import Data.Singletons
import Data.Singletons.Prelude

data Format = Lit Symbol | Str | Shown Type

gdevanla

#https://bcb.github.io/airflow/execute-context

from airflow.models import TaskInstance 
ti=TaskInstance(task=t, execution_date=datetime.datetime.now()) 
ti.get_template_context()

gdevanla

#!/bin/bash
export PYTHON_VERSION=3.6.5
export PYTHON_DOWNLOAD_URL=https://www.python.org/ftp/python/$PYTHON_VERSION/Python-$PYTHON_VERSION.tgz

sudo apt update
sudo apt install --no-install-recommends -y \
    software-properties-common build-essential \
    libssl-dev libreadline-dev libbz2-dev libsqlite3-dev zlib1g-dev \
    python-minimal

gdevanla

'''
Module that can generate revset expressions required by Hg from python function call structures.
'''

def _wrap(outer_fn, *args):
    args = args or ''
    if args:
        args = ", ".join(args)
    return '{}({})'.format(outer_fn, args)

gdevanla

Remapping keys

https://askubuntu.com/questions/149971/how-do-you-remap-a-key-to-the-caps-lock-key-in-xubuntu

sudo vi /etc/default/keyboard

then find the line that starts with XKBOPTIONS, and add ctrl:nocaps to make Caps Lock an additional Control key or ctrl:swapcaps to swap Caps Lock and Control.

For example, mine looks like