oleersoy

const { isArray } = Array;

function search(entries: any[], search: string) {

  search = search.toLowerCase();

  return entries.filter(function (obj) {
    const keys: string[] = Object.keys(obj);
    return keys.some(function (key) {
      const value = obj[key];

oleersoy

const posts: Post[] =
  [
    {
      title: "Filtering Objects",
      content: "We have an ...",
      tags: ['javascript', 'filtering']
    },
    {
      title: "Searching an Array of Dates",
      content: "We have a text input='11/25/2014'",

oleersoy

import { Injectable } from '@angular/core';
import { 
  Resolve,
  ActivatedRouteSnapshot, 
  RouterStateSnapshot } from '@angular/router';
import { Post } from './post.model';
import { HttpClient } from '@angular/common/http';

@Injectable({
  providedIn: 'root'

oleersoy

  <mat-sidenav #sidenav>
    <mat-nav-list>
      <a mat-list-item (click)="sidenav.toggle()" *ngFor="let route of routes" [routerLink]="route.path"> {{route.label}}</a>
    </mat-nav-list>
  </mat-sidenav>

oleersoy

Type '({ path: string; redirectTo: string; pathMatch: string; } | { path: string; component: typeof HomeComponent; } | { path: string; canActivate: string; component: typeof LoginComponent; })[]' is not assignable to type 'Route[]'.
  Type '{ path: string; redirectTo: string; pathMatch: string; } | { path: string; component: typeof HomeComponent; } | { path: string; canActivate: string; component: typeof LoginComponent; }' is not assignable to type 'Route'.
    Type '{ path: string; canActivate: string; component: typeof LoginComponent; }' is not assignable to type 'Route'.
      Types of property 'canActivate' are incompatible.
        Type 'string' is not assignable to type 'any[]'.

oleersoy

  getEmailError() {
    if (this.email.hasError('email')) {
      return 'Please enter a valid email address.';
    }
    if (this.email.hasError('required')) {
      return 'An Email is required.';
    }
  }  

oleersoy

  mdq: MediaQueryList;
  mediaQueryListener:()=>void;

  constructor( changeDetectorRef: ChangeDetectorRef, media: MediaMatcher ) {
    this.mdq = media.matchMedia('(max-width: 992px)');
    this.mediaQueryListener = () => changeDetectorRef.detectChanges();
    this.mdq.addListener(this.mediaQueryListener);
  }

oleersoy

   let o1:Observable<boolean> = this.cb1.valueChanges;
   let o2:Observable<boolean> = this.cb2.valueChanges;

   merge(o1, o2).subscribe( v=>{
   this.columnDefinitions[0].hide = this.cb1.value;
   this.columnDefinitions[1].hide = this.cb2.value;  
      console.log(this.columnDefinitions);
    });
  }

oleersoy

  ngAfterViewInit() {
  
   let o1:Observable<boolean> = this.cb1.valueChanges;
   let o2:Observable<boolean> = this.cb2.valueChanges;

   merge(o1, o2).subscribe( v=>{
   let cb1Value = this.cb1.value;
   let cb2Value = this.cb2.value;  
   this.cbValues = {
        cb1: cb1Value,

oleersoy

.mat-header-cell {
  flex-direction: column;
  justify-content: center;
}

.mat-cell {
  text-align: center;
  justify-content:center;
}