Moved, see VIM Cheatsheet
(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
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#!/bin/bash -e | |
# wait-for-postgres.sh | |
# Adapted from https://docs.docker.com/compose/startup-order/ | |
# Expects the necessary PG* variables. | |
until psql -c '\l'; do | |
echo >&2 "$(date +%Y%m%dt%H%M%S) Postgres is unavailable - sleeping" | |
sleep 1 | |
done |
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private static void checkTreesForMissingDefinitions(Map<String, String> glossary) { | |
FinancialTrees.getTrees(false).values().stream() // Map<IndustryTemplate, Map<FinancialGroup, FinancialTree>> | |
.map(Map::values) // Stream<Collection<FinancialTree>> | |
.flatMap(Collection::stream) // Stream<FinancialTree> | |
.map(FinancialTree::getAllChildren) // Stream<List<FinancialTreeNode>> Get nodes fron tree as a List<Node> | |
.flatMap(List::stream) // Stream<FinancialTreeNode> | |
.map(FinancialTreeNode::getField) // Stream<FinField> | |
.distinct() // remove duplicated fields | |
.filter(Objects::nonNull) // remove null objects |
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version: '2' | |
services: | |
db: | |
image: postgres | |
redis: | |
image: redis |
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# SPDX-License-Identifier: MIT | |
# Copyright (c) 2021 David Lechner <[email protected]> | |
# A program for LEGO MINDSTORMS Robot Inventor - Gelo | |
# Developed using MINDSTORMS App v1.3.4 (10.1.0), hub firmware v1.2.01.0103 | |
# Building instructions: https://www.lego.com/cdn/product-assets/product.bi.additional.main.pdf/51515_Gelo.pdf | |
# Hub API: https://lego.github.io/MINDSTORMS-Robot-Inventor-hub-API/ |