walidum

const express = require('express');
const path = require('path');

const app = express();

app.use(express.static(__dirname + '/dist/<FOLDER_NAME>'));

app.get('/*', (req,res,next) => {
    res.sendFile(path.join(__dirname + '/dist/dictionary/index.html'));
});

walidum

"start": "node server.js",
"heroku-postbuild": "ng build --prod"

walidum

"engines": {
    "node": "14.15.3",
    "npm": "6.14.9"
  },

walidum

import { Injectable } from '@angular/core';
import { HttpRequest, HttpHandler, HttpEvent, HttpInterceptor } from '@angular/common/http';
import { Observable } from 'rxjs';

import { AuthenticationService } from '@app/_services';

@Injectable()
export class AuthInterceptor implements HttpInterceptor {
    constructor(private authenticationService: AuthenticationService) { }

walidum

import { Injectable } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { BehaviorSubject, Observable } from 'rxjs';
import { map } from 'rxjs/operators';

import { environment } from '@environments/environment';
import { User } from '@app/_models';

@Injectable({ providedIn: 'root' })
export class AuthenticationService {

walidum

import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { ReactiveFormsModule } from '@angular/forms';
import { HttpClientModule, HTTP_INTERCEPTORS } from '@angular/common/http';

import { AppComponent } from './app.component';
import { appRoutingModule } from './app.routing';

import { AuthInterceptor, ErrorInterceptor } from './_helpers';

walidum

import { Injectable } from '@angular/core';
import {
  HttpRequest,
  HttpHandler,
  HttpEvent,
  HttpInterceptor
} from '@angular/common/http';
import {Observable, throwError} from 'rxjs';
import { AuthenticationService } from '@app/_services';
import {catchError} from 'rxjs/operators';

walidum

const arr = [{x:1}, {x:2}, {x:4}];
const res = arr.reduce((acc, item) => acc + item.x, 0);
console.log(res);  //=> 7

walidum

<dependency>
 <groupId>org.springframework.boot</groupId>
 <artifactId>spring-boot-starter-webflux</artifactId>
</dependency>

walidum

import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.Setter;

@Setter
@Getter
@NoArgsConstructor
public class Person {
    private int id;