Code Blocks

cd project
cp -R \
  dist \
  public/
rm -rf dist
yarn start

# fetch a token:
curl https://auth.sphere.io/oauth/token --basic --user "{client_id}:{client_secret}" -X POST -d "grant_type=client_credentials&scope=manage_project:{project_key}"
# now access the API:
curl -sH "Authorization: Bearer ACCESS_TOKEN" https://api.sphere.io/PROJECT_KEY/products

# fetch a token:
curl https://auth.sphere.io/oauth/token --basic --user "{client_id}:{client_secret}" -X POST -d "grant_type=client_credentials&scope=manage_project:{project_key}"
# now access the API:
curl -sH "Authorization: Bearer ACCESS_TOKEN" https://api.sphere.io/PROJECT_KEY/products

// Constructor
var anObject = new Object();

// Object literal
var objectA = {};
var objectA2 = {};
var objectB = { index1: 'value 1', index2: 'value 2' };

// filter object properties
var allowed = ['index2'];
var filtered = Object.keys(objectB)
  .filter(key => allowed.includes(key))
  .reduce((obj, key) => {
    obj[key] = objectB[key];
    return obj;
  }, {});

s = "Python syntax highlighting"
print s

Person person = new Person {
    Name = "John Doe",
    Age = 39
};

// Equal to
Person person = new Person();

public class HelloWorldApp {
  public static void main(String[] args) {
      System.out.println("Hello World!"); // Prints the string to the console.
  }
}

{
  "glossary": {
    "title": "example glossary",
    "GlossDiv": {
      "title": "S",
      "GlossList": {
        "GlossEntry": {
          "ID": 123.45,
          "Sort": true,
          "GlossTerm": "Standard Generalized Markup Language",
          "Acronym": "SGML",
          "Abbrev": "ISO 8879:1986",
          "GlossDef": {
            "para": "A meta-markup language, used to create markup languages such as DocBook.",
            "GlossSeeAlso": ["GML", "XML"]
          },
          "GlossSee": null
        }
      }
    }
  }
}

<?php
function myAge(int $birthYear):string {
    // calculate the age by subtracting the birth year from the current year.
    $yearsOld = date('Y') - $birthYear;

    // return the age in a descriptive string.
    return $yearsOld . ' year' . ($yearsOld != 1 ? 's' : '');
}

echo 'I am currently ' . myAge(1995) . ' old.';

#!/bin/bash
# use $jpg in place of each filename given, in turn
for jpg; do
    # construct the PNG version of the filename by replacing .jpg with .png
    png="${jpg%.jpg}.png"
    # output status info to the user running the script
    echo converting "$jpg" ...
    # use the convert program (common in Linux) to create the PNG in a temp file
    if convert "$jpg" jpg.to.png ; then
        # if it worked, rename the temporary PNG image to the correct name
        mv jpg.to.png "$png"
    # ...otherwise complain and exit from the script
    else
        echo 'jpg2png: error: failed output saved in "jpg.to.png". adksjflkasd fkljasd lfkja lksdjf lkasdjf lkasdjf lkajsd fkljas dlkfj asdflk' >&2
        exit 1
    # the end of the "if" test construct
    fi
# the end of the "for" loop
done
# tell the user the good news
echo all conversions successful
exit 0

struct Player {
    var name: String
    var highScore: Int = 0
    var history: [Int] = []

    init(_ name: String) {
        self.name = name
    }
}

var player = Player("Tomas")

No language indicated, so no syntax highlighting.
But let's throw in a <b>tag</b> which should remain unparsed