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Quick Guide to Common Commands for Digital Ocean Ubuntu Management

SSH Connections and File Transfer:

(requires PuTTy on Windows)

pscp -i [your ppk key exported from Putty] [path/to/local/file] [user@ipaddress:/path/to/server/file]

upload files to server via ssh in terminal

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Docker Quick Reference

Docker CLI client

the docker cli client lets you manage your images & containers via a wrapper on api:

Get docker comfiguration:

docker system info

Create a docker image tagged w. a name w. docker build:

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/// <amd-dependency path="esri/core/tsSupport/declareExtendsHelper" name="__extends" />
/// <amd-dependency path="esri/core/tsSupport/decorateHelper" name="__decorate" />

import { subclass, declared, property } from "esri/core/accessorSupport/decorators";
import Widget from "esri/widgets/Widget";
import { renderable, tsx } from "esri/widgets/support/widget";
tsx; // Reference tsx here, this will be used after compilation to JavaScript

const CSS = {
  base: "esri-hello-world",

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// Helper function to curry 2 arg functions
const curry = f => b => a => f(a,b);

// oh look, a 2 arg function!
function formatDateForLabeling(dateString, format='yyyymmdd') {
  let d = new Date(0);
  d.setUTCSeconds(dateString);
  if(format === 'mmddyyyy') {
    return new Intl.DateTimeFormat('en-US', {timeZone: 'UTC'}).format(d);
  }

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#!/bin/sh
#
# An example hook script to verify what is about to be committed.
# Called by "git commit" with no arguments.  The hook should
# exit with non-zero status after issuing an appropriate message if
# it wants to stop the commit.
#
# To enable this hook, rename this file to "pre-commit".

if git rev-parse --verify HEAD >/dev/null 2>&1

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Set your source to a point layer with millions of points Set the center of the map to where data exists Load the map.

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let CustomTileLayer = BaseTileLayer.createSubclass({
      properties: {
        urlTemplate: null,
      },
      getTileUrl: function (level, row, col) {
        return this.urlTemplate
          .replace("{z}", level)
          .replace("{x}", col)
          .replace("{y}", row);
      },