RickStrahl

string mmFolder = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles),"Markdown Monster");                    
string path = sk.GetValue("Path").ToString();
if (!path.Contains(mmFolder))
{                        
    var pathList = path.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries).ToList();
    pathList.Add(mmFolder);                            
    path = string.Join(";", pathList.Distinct().ToArray());

    sk.SetValue("Path", path);
} 

RickStrahl

import {Injectable} from "@angular/core";
import {Http, RequestOptionsArgs, Response}  from "@angular/http";
import {UserInfo} from "./userInfo";
import {CatchSignature} from "rxjs/operator/catch";
import {Observable} from "rxjs";

/**
 * Wrapper around the Http provider to allow customizing HTTP requests
 */
@Injectable()