select large image in paint

use the scroll

Like not vulnerable to injection

create table #test (name varchar(100))   
insert into #test values ('fgdgfdfg'),('cxvxbcvb'),('tryuryry')
declare @like varchar(100) = 'f; select * from #test --'
select * from #test where name like @like + '%'

drop table #test

removing help pages

here

using like in dynamic sql parameters

add the '%' top the parameter value

set @p_SUBJECT = '%' +  @p_SUBJECT + '%'

handle hierarchical routes in Web API

here

difference between maphttproute and maproute

here 

simple example of async saving time

    static async Task<string>  blah()

        {

            await Task.Delay(5000);

            return "blah " + DateTime.Now.ToString();  

        }

        static async Task<string> masterblah()

        {

            Task<string> a =  blah();

            Task<string> b =  blah();

            Task<string> c =  blah();

            string a1 = await a;

            string b1 = await b;

            string c1 = await c;

            Console.WriteLine( string.Format("{0}-{1}-{2}", a1, b1, c1));

            return string.Format("{0}-{1}-{2}", a1, b1, c1); 

        }

       

        static void Main(string[] args)

        {

            Console.WriteLine(DateTime.Now);

            masterblah();