njofce

const successPromise = new Promise((resolve, reject) => {
  setTimeout(() => {
    resolve('success');
  }, 2000);
});
const aSourceB = from(successPromise);
aSourceB.subscribe(console.log);
console.log('wait for success promise');

njofce

let eventSource = fromEvent(document, 'mousemove', {passive: true});
eventSource.subscribe(val => console.log(val as MouseEvent));

njofce

const sourceB = from('a');
sourceB.subscribe(console.log);

njofce

const sourceA = from([2, 12, 35]);
sourceA.subscribe(console.log);

njofce

getControllableDataStream(): Observable<number> {
    return this._toggleObservable.pipe(
      filter(t => t == true),
      startWith(true),
      concatMap(() => this._dataObservable.pipe(takeUntil(this._toggleObservable)))
    )
  }

njofce

export class AppComponent  {
  name = 'Angular';

  constructor(private _dataService: DataService){
    this._dataService.getControllableDataStream().subscribe(val => {
      console.log("received value: " + val);
    })
  }

  toggleStream(toggle: number) {

njofce

import boto3
import base64
import hashlib 
import os

s3 = boto3.resource("s3")

BUCKET_NAME="secure-cc"

def upload_file_with_encryption_key(file_path, key_path):

njofce

import datetime

from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.primitives import serialization
from cryptography.hazmat.primitives.asymmetric import padding
from botocore.signers import CloudFrontSigner

KEY_ID = '*****************'
FILE_URL = 'http://**********.cloudfront.net/s3.png'

njofce

import boto3
import requests

class S3Manager:

    def __init__(self):
        self.__s3_client = boto3.client("s3")
        self.__bucket_name = "YOUR_BUCKET_NAME"

    def generate_presigned_url_for_download(self, object_name, expiration=3600):

njofce

public String logMetric(CustomMetric metric) {
        PutMetricDataRequest request = new PutMetricDataRequest();

        Dimension dimension = new Dimension()
                .withName(metric.metricDimensionName)
                .withValue(metric.metricDimensionValue);

        MetricDatum data = new MetricDatum();
        data.withMetricName(metric.metricName)
                .withValue(metric.metricValue)