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How to list non-Apple kernel extensions

kextstat | egrep -v '\bcom.apple.'

How to restart the computer without having to manually unlock FileVault

sudo fdesetup authrestart

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// Based on https://www.tomas-dvorak.cz/posts/nodejs-request-without-dependencies/

import * as https from "https";

async function httpsExchange(requestOptions: https.RequestOptions): Promise<string> {
  return new Promise<string>((resolve, reject) => {
    const request = https.request(requestOptions, (response) => {
      if (response.statusCode < 200 || response.statusCode > 299) {
        reject(new Error("Non-2xx status code: " + response.statusCode));
      }

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swagger: "2.0"
info:
  title: LIFX HTTP Remote Control API
  version: v1
  description: https://api.developer.lifx.com/
host: api.lifx.com
basePath: /v1
schemes:
  - https
produces:

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<properties>
    <maven.compiler.source>1.8</maven.compiler.source>
    <maven.compiler.target>1.8</maven.compiler.target>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
</properties>

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;; https://github.com/plumatic/schema
;; https://github.com/dakrone/clj-http
;; http://api.developer.lifx.com/docs/set-state

(ns lifx-http-api
  (:require [schema.core :as s]
            [clj-http.client :as http]))

(def ^:dynamic *base-url* "https://api.lifx.com/v1/lights")
(def ^:dynamic *auth-token* "<get yours at https://cloud.lifx.com/settings>")

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import java.util.Arrays;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Stream;

import static java.util.stream.Collectors.toList;
import static java.util.stream.Collectors.toSet;

public class Optionals {

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(ns fancy-defn
  (:require [schema.core         :as s]
            [clojure.core.typed  :as t]
            [circle.schema-typer :as st]))

;; Schemas created with s/defn end up using this.
(defmethod st/convert schema.core.One [schema]
  (assert (= false (:optional? schema))) ;; No support for optional arguments yet.
  (st/convert (:schema schema)))

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class ThriftSerializer extends JsonSerializer<TBase> {
	@Override
	public void serialize(TBase value, JsonGenerator jgen, SerializerProvider provider) throws IOException {
		try {
			TProtocolFactory f = new TSimpleJSONProtocol.Factory();
			String s = new TSerializer(f).toString(value);
			jgen.writeRawValue(s);
		}
		catch (TException e) {
			throw new IOException(e);

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#!/bin/bash
# Usage: cwd.sh /app /usr/bin/python example.py
cd $1 && exec "${@:2}"

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How to remove dangling/untagged images

docker images -q -f dangling=true | xargs docker rmi

How to remove stopped/exited containers

docker ps -q -f status=exited | xargs docker rm