Foyzul Karim foyzulkarim

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building awesome stuffs

Technology Explorer, Software Maker, Entrepreneur, Technology Coach.

foyzulkarim / MyXmlParser.java

Created June 5, 2014 13:58

Simplest xml parser for unit test practice

	/**
	* Created by foyzul.karim on 6/5/2014.
	*/
	public class MyXmlParser {
	public String getValue(String node )
	{
	String s="";
	if (node.startsWith("<xml>") && node.endsWith("</xml>"))
	{
	s = node.split("<xml>")[1].split("</xml>")[0];

foyzulkarim / MyXmlParserTest.java

Created June 5, 2014 14:02

Test class to test MyXMLParser

	import org.junit.Assert;
	import org.junit.Test;

	import static org.junit.Assert.*;

	public class MyXmlParserTest {

	@Test
	public void testGetValue() throws Exception {
	MyXmlParser class1 = new MyXmlParser();

foyzulkarim / MyXmlParser

Last active August 29, 2015 14:02

	namespace XmlParserLibrary
	{
	public class MyXmlParser
	{
	public string GetValue(string node)
	{
	String s = "";
	if (node.StartsWith("<xml>") && node.EndsWith("</xml>"))
	{
	s = node.Split(new[] {"<xml>"},StringSplitOptions.None)[1].Split(new []{"</xml>"},

foyzulkarim / DynamicFilter

Created September 7, 2014 09:43

	public Response Search(SearchModel search)
	{
	Dictionary<string, Expression> expressions = new Dictionary<string, Expression>
	{
	{"Price", (Expression<Func<Phone, double>>) (p => p.Price)},
	{"Brand", (Expression<Func<Phone, string>>) (p => p.Name)}
	};

	BdPhonesDbEntities db = new BdPhonesDbEntities();
	IQueryable<Phone> phones = db.Phones.Where(search.GetExpression());

foyzulkarim / HTML page

Created December 2, 2014 15:02

HTML string to PDF. (Problem: Extra zoomed in)

	<!DOCTYPE html>
	<html xmlns="http://www.w3.org/1999/xhtml">
	<head>
	<title></title>

	<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.1/css/bootstrap.min.css" rel="stylesheet" />
	</head>
	<body>
	<div>
	<div class=" container ng-scope" ng-switch=" view">

foyzulkarim / LinqListFiltering

Created January 4, 2015 15:47

Create a resultant list from another two list by a condition. You can change " r2.Id == r.Id" this part for different logics

	[TestMethod]
	public void LinqTest()
	{
	RouteManager manager = new RouteManager();
	ResponseModel responseModel = manager.Search(new RouteRequestModel());
	List<Route> routes = responseModel.Data as List<Route>;
	List<Route> permittedRoutes = new List<Route>
	{
	new Route() {Id = 2},
	new Route() {Id = 9},

foyzulkarim / GroupbyFiltering.cs

Last active September 28, 2015 09:22

Complex LINQ Group by Query

	var histories = await (from history in db.Histories
	group history by history.SurahId
	into h
	select h.ToList().Select(x => new MemorizedAyahViewModel()
	{
	Id = x.Id,
	Surah = new SurahViewModel()
	{
	Index = x.Surah.Index,
	Name = x.Surah.Name,

foyzulkarim / Generic Orderby Func

Last active December 21, 2015 15:00

Problem scenario:

	private static Func<IQueryable<TSource>, IOrderedQueryable<TSource>> OrderByFunc<TSource>(string propertyName, bool ascending = true)
	{
	var source = Expression.Parameter(typeof(IQueryable<TSource>), "source");
	var item = Expression.Parameter(typeof(TSource), "item");
	var member = Expression.Property(item, propertyName);
	var selector = Expression.Quote(Expression.Lambda(member, item));
	var body = Expression.Call(
	typeof(Queryable), ascending ? "OrderBy" : "OrderByDescending",
	new Type[] { item.Type, member.Type },
	source, selector);

foyzulkarim / Generic TypeScript Angular 1.X BaseController

Created June 4, 2016 15:48

Generic TypeScript Angular 1.X Controller (Base+Child)

	module App {
	export class BaseController<T extends Entity> {
	// my services
	searchService: SearchService;
	saveService: SaveService;
	authService: AuthService;
	url: UrlService;

	// my variables
	searchRequest: SearchRequest;

foyzulkarim / IsForeignKey.cs

Last active December 14, 2016 02:20

Check whether a specific property is actually a Foreign Key of that model

	private static bool IsForeignKey(PropertyInfo property, List<PropertyInfo> allProperties)
	{
	return allProperties.Where(x => x.CustomAttributes.Any(y => y.AttributeType.Name == "ForeignKeyAttribute")).ToList()
	.Any(x =>
	x.CustomAttributes.Where(y => y.AttributeType.Name == "ForeignKeyAttribute")
	.Any(z => z.ConstructorArguments.Any(a => a.Value.ToString() == property.Name)));
	}