arslanbilal

let urlString: String = "http://example.com"
var url: NSURL = NSURL(string: urlString)!
var data = NSData()
    
var request = NSMutableURLRequest(URL: url, cachePolicy: .UseProtocolCachePolicy, timeoutInterval: 60)
request.HTTPMethod = "GET"
    
var response: AutoreleasingUnsafeMutablePointer<NSURLResponse?> = nil
var error: NSErrorPointer = nil
    

arslanbilal

let date = NSDate()                                     // Today's date.
let dateFormatter = NSDateFormatter()                   // Creating a dateFormatter object for making readable date
var array = [String]()                                  // Store the today's date and last 7 date.
let secondInADay: NSTimeInterval = 24 * 60 * 60         // A day NSTimeInterval
let timeInterval = date.timeIntervalSince1970           // Today's NSTimeInteval

dateFormatter.dateFormat = "EE-yyyyMMdd"                // Making a dateFormat
dateFormatter.locale = NSLocale(localeIdentifier:"us")  //
array.append(dateFormatter.stringFromDate(date))        // Adding today's date in to the array

arslanbilal

if(MessageBox.Show("Are you sure?", "Yes", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
    //code here...
}
else
{
   //code here... 
}

arslanbilal

private void textBoxKeyPressLetter(object sender, KeyPressEventArgs e)
{
    if (!char.IsControl(e.KeyChar) && !char.IsLetter(e.KeyChar) &&
        (e.KeyChar != '.'))
    {
        e.Handled = true;
    }

    // only allow one decimal point
    if ((e.KeyChar == '.') && ((sender as TextBox).Text.IndexOf('.') > -1))

arslanbilal

private void textBoxKeyPressNumber(object sender, KeyPressEventArgs e)
{
    if (!char.IsControl(e.KeyChar) && !char.IsDigit(e.KeyChar) &&
        (e.KeyChar != '.'))
    {
        e.Handled = true;
    }

    // only allow one decimal point
    if ((e.KeyChar == '.') && ((sender as TextBox).Text.IndexOf('.') > -1))

arslanbilal

let decimalInteger = 17
let binaryInteger = 0b10001         // 17 in binary notation
let octalInteger = 0o21             // 17 in octal notation
let hexadecimalInteger = 0x11       // 17 in hexadecimal notation

let decimalNumber = 1.25e2          // 125.0 e2 means 10^2
let decimalNumber2 = 1.25e-2        // 0.0125 e-2 means 10^-2

let hexadecimalExponent = 0xFp2     // 60.0 means 15x2^2
let hexadecimalExponent2 = 0xFp-2   // 3.75 means 15x2^-2