public class NullableFloatToNullableDoubleConverter : ITypeConverter<float?, double?>
    {
        public double? Convert(float? source, double? destination, ResolutionContext context)
        {
            if (source == null)
            {
                return null;
            }

            var floatAsString = source.Value.ToString(CultureInfo.InvariantCulture);

            return double.Parse(floatAsString);
        }
    }
By Anonymous, 2019-01-31 12:05:33
String s = "string";

String.valueOf(s).toString();

// just to make sure it's a damn string
while(!s instanceof String) {
    String.valueOf(s).toString();
}
By Anonymous, 2021-01-23 17:11:10
if(computedDate != null){
    myObject.setDueDate(computedDate);
}
else{
    myObject.setDueDate(null);
}
By Anonymous, 2018-02-22 04:46:08
#265 PHP +29
if((strtotime(date("Y-m-d"))-strtotime(date("Y-m-d", filemtime($filename))))/(3600)<=$config->hourDiff) return true; else return false;

please notice the brackets around 3600

By Anonymous, 2018-03-13 21:56:00
    if (preg_match("/^N/",$postcode)) {
        if (preg_match("/^NW/", $postcode)) {
            if (!preg_match("/^NW1/", $postcode)) {
                // NORTH WEST (NW2, NW3, NW4, NW5, NW6, NW7, NW8, NW9, NW10)
                $property['Prop_area'] = 'NW';
            } else {
                // NW1 which is Central
                $property['Prop_area'] = 'SW';
            }
        } else {
            // NORTH  (N1, N2, N3, N4, N5 etc)
            $property['Prop_area'] = 'N';
        }
    } else if (preg_match("/^W/",$postcode)) {
        if (
            !preg_match("/^W1 /",$postcode)
            && !preg_match("/^W2 /",$postcode)
            && !preg_match("/^W8/",$postcode)
            && !preg_match("/^W11/",$postcode)
        ) {
            // WEST includes (W3, W4, W5, W6, W7, W9, W10, W12, W13, W14)
            $property['Prop_area'] = 'W';
        } else {
            //W1 and W2, W8, W11 which are Central
            $property['Prop_area'] = 'SW';
        }
    } else {
        if (
            preg_match("/^SW/",$postcode)
            || preg_match("/^EC/",$postcode)
            || preg_match("/^WC/",$postcode)
        ) {
            // CENTRAL includes (W1, W2, EC, WC, NW1, SW1, SW3, SW5, SW7, W8, W11)
            $property['Prop_area'] = 'SW';
        } else {
            // OTHER includes South and East and everything else
            return 'SE';
        }
    }
By ichikawayukko, 2018-11-06 12:30:21
// comment out the following two lines when deployed to production
defined('YII_DEBUG') or define('YII_DEBUG', true);
defined('YII_ENV') or define('YII_ENV', 'dev');

Never, ever define developer environment and debug as default thing! #pdk

By kadet, 2021-03-08 23:28:18
for (const order of orders) {
    for (const resultItem of results) {
        if (resultItem.machine != "TRANSFER") {
            shiftsLoop: for (const shift of resultItem.shifts) {
                if (shift.products) {
                    for (const product of shift.products) {
                        if (product.product == order.product) {
                            for (const routing of routings) {
                                if (routing.output == order.product) {
                                    const machinePlant = findMachinePlant(resultItem.machine, machines)
                                    if (routing.type == "ODP") {
                                        if (machinePlant == order.plant) {
                                            const msg = createMessage(order, shift, resultItem.machine, CHOR)
                                            requests.push(buildRequest(msg))
                                        } else {
                                            //CHEE CHIE CHEI
                                        }
                                        break shiftsLoop
                                    } else if (routing.type == "OCL" || routing.type == "RCL") {
                                        const msg = createMessage(order, shift, resultItem.machine, CHCL)
                                        requests.push(buildRequest(msg))
                                        //CHCL
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
    }
By sgaloppo, 2021-08-28 20:28:59
$_POST = $this->db->mres($_POST);
$_SESSION['post'] = $_POST;

$sql = "SELECT id, documento, nombre1, nombre2, apellido1, apellido2 "
        . "FROM usuarios "
        . "WHERE " .
    "REPLACE(" .
        "REPLACE(" .
            "REPLACE(" .
                "REPLACE(telefono,' ','')," .
                "'(','')," .
            "')','')," .
        "'-','') LIKE '%{$searchTel}'";
By Carlos Correa, 2016-09-16 22:11:38
if ( variable )
{
    
}
else
{
    Console.WriteLine("Wrong")
}

He doesn't know what "Not" is it :|

By Manoochehr Mojgani, 2017-12-13 17:05:36

class Timer extends React.Component{
    state ={
        time: 10
    };
    setInvt = () =>{
        let t = this.state.time
        if(t<=1){
            clearInterval(this.invertal)
        }
        this.setState({time: t-1})
    }
    componentDidMount(){
        this.invertal = setInterval(this.setInvt, 1000)
    }

    render(){
        return (<label>{this.state.time}</label>)
    }
}

export {Timer}
By Anonymous, 2021-07-30 21:13:46
if ($customerId > 0) {
    $customerId = $customerId;
} else {
    $customerId = $this->customerSession->getId();
}
By Anonymous, 2018-01-10 16:42:14
import cv2
import numpy as np

cap = cv2.VideoCapture(0)

while (1):

    _, frame = cap.read()

    hsv = cv2.cvtColor(frame, cv2.COLOR_BGR2HSV)

    lower_green = np.array([40, 50, 50])
    upper_green = np.array([80, 102, 200])

    # Threshold the HSV image to get only green colors
    mask = cv2.inRange(hsv, lower_green, upper_green)

    total_pixels = mask.shape[0] * mask.shape[1]
    print "Number of pixels: %", total_pixels

    pixel_counter = 0
    x_counter = 0
    y_counter = 0
    for y in xrange(640):
        for x in xrange(480):
            pixel = mask[x, y]
            if pixel == 255:
                pixel_counter += 1
                x_counter += x
                y_counter += y
    x_center = x_counter / pixel_counter
    y_center = y_counter / pixel_counter
    print x_center, y_center

    cv2.line(frame, (x_center+15, y_center), (x_center+2, y_center), (235, 218, 100), 1)
    cv2.line(frame, (x_center-15, y_center), (x_center-2, y_center), (235, 218, 100), 1)
    cv2.line(frame, (x_center, y_center+15), (x_center, y_center+2), (235, 218, 100), 1)
    cv2.line(frame, (x_center, y_center-15), (x_center, y_center-2), (235, 218, 100), 1)

    cv2.circle(frame, (x_center, y_center), 4, (235, 218, 100), 2)

    cv2.imshow('frame', frame)

    k = cv2.waitKey(5) & 0xFF
    if k == 27:
        break

cv2.destroyAllWindows()

track the green color

By Vik.victory, 2017-06-23 19:11:14
function isEmpty(value) {
    if (value === '') {
        return false;
    } else if (value === 0) {
        return false;
    } else if (value === null) {
        return false;
    } else if (value === undefined) {
        return false;
    } else {
        return true;
    }
    return true;
}

javascript empty value check

By mr.js, 2017-12-13 11:43:20
public function get($paymentType, $carrier, $gds, $clearingCompany, $allowDirectPayment)
	{
		AcqData::preload();

		$carrier = strtoupper($carrier);
		if($paymentType == 'cc') {
			$gdsVal = $this->acqData->getGdsVal($gds);

			if(!$allowDirectPayment || 
			   !$gdsVal || 
			   !isset($gdsVal['lr'], $gdsVal['direct'], $gdsVal['lr_commission_acq'], $gdsVal['direct_commission_acq'])
			  ) {
				$ccDefaultVal = $this->acqData->getPaymentTypeVal($paymentType);
				return [[$ccDefaultVal, $ccDefaultVal], false];
			}

			$commission = $gdsVal['direct_commission_acq'];
			$isDirect = $this->isDirect($carrier, $gds, $clearingCompany);
			if(!$isDirect) {
				$gdsVal['direct'] = $gdsVal['lr'];
				$commission = $gdsVal['lr'];
			}

			return [
				[$gdsVal['direct'], $commission],
				$isDirect
			];
		}

		$paymentTypeVal = $this->acqData->getPaymentTypeVal($paymentType);

		return [
			[$paymentTypeVal, $paymentTypeVal], 
			false
		];
	}

$ccDefaultVal = $this->acqData->getPaymentTypeVal($paymentType); is duplicated in two branches...

By Anonymous, 2017-12-20 12:03:01
val weekEnd = DateTime.now.withDayOfWeek(5).plusDays(2)
By Anonymous, 2017-12-22 13:55:37