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focusaurus /
Last active Oct 23, 2017
node --inspect bugs

Call Stack Expanding: Summary

When debugging node.js via devtools and --inspect, the devtools "Call Stack" accordian panel expands automatically, forcing the "Scope" panel out of the viewable area.


  • macOS 10.13
  • node v6.11.4, node v6.11.3
  • Chrome 62.0.3202.62, Chrome 61.0.3163.100
focusaurus /
Last active Oct 17, 2017
Regular Expression Registry


A registry of regular expressions

Base Data

  • The expression string
  • taxonomy/category
  • supported engines
  • a set of test inputs
View WebDataPagination.elm
module Lab.WebDataPagination exposing (main)
import Html exposing (..)
import RemoteData as RD
import Json.Decode as JD
import Http
-- import Html.Attributes exposing (..)
focusaurus /
Last active Jun 5, 2017
markdown slides with reveal build snippet
#!/usr/bin/env bash
base_build() {
mkdir -p "${build_dir}"
# OSX build support. BSD tar vs GNU tar issue
if [[ "$(uname)" == "Darwin" ]]; then
alias tar=gtar
# This takes all files that have been at least added to git
focusaurus /
Created Jan 26, 2017
Build script detects macOS and runs itself under docker
#!/usr/bin/env bash
cd "$(dirname "$0")/.."
if [[ "$(uname)" == "Darwin" ]]; then
docker build --tag foo-rpmbuild .
docker run --interactive --tty --rm \
--volume "${PWD}:/opt/docker-host" \
--volume "$(yarn cache dir | grep '^/'):/var/run/yarn-cache" \
foo-rpmbuild /opt/docker-host/bin/
focusaurus / A.elm
Created Dec 14, 2016
Trying to handle blur event and get at as a String
View A.elm
module A exposing (..)
import Debug
import Html
import Html exposing (..)
import Html.Attributes exposing (..)
import Html.Events exposing (onBlur, onClick, on)
import Json.Decode as JD
import Json.Encode as JE
focusaurus / chai_reference.js
Last active Nov 18, 2016
Quick reference for the assertion library
View chai_reference.js
run this JavaScript on the chai API doc page:
console.log([]'div.api_method_wrapper h3'), (x) => x.innerText).join('\n'))
assert(expression, message)
.fail(actual, expected, [message], [operator])
.isOk(object, [message])
.isNotOk(object, [message])
focusaurus / sign-in.elm
Last active Nov 7, 2016
How to handle Http POST
View sign-in.elm
module SignIn exposing (..)
import Html exposing (..)
import Html.App
import Http
import Json.Decode
import Task
type alias Model =
focusaurus / package.json
Created Oct 10, 2016
atom-format-shell package.json
View package.json
"activationHooks": [
"author": "Peter Lyons <> (",
"bugs": {
"url": ""
"configSchema": {
"shfmtPath": {
View functional web framework
function listUsers (req, callback) {
// use req as immutable input
// standard node error-first callback API
// success value of callback is a response-shaped object with properties: statusCode, headers, body
// I haven't built one of these, just riffing.
// Look at clojure and other functional languages for examples that might
// have reasonable counterparts in "functional-light" JS
// Thinking more along the lines of react/redux reducer style
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