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
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
    if (!recruiters
                    .stream().map(UserData::getUserName).collect(Collectors.toList())
                    .contains(recruiter.getUserData().getUserName())) {
    }
By somebody11, 2022-03-11 09:56:35
// 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
val weekEnd = DateTime.now.withDayOfWeek(5).plusDays(2)
By Anonymous, 2017-12-22 13:55:37
scrollToEl($el.parent().parent().parent());

Someones idea of how to select an element to scroll to.... Please no.

By Anonymous, 2019-09-27 15:20:17
if ( variable )
{
    
}
else
{
    Console.WriteLine("Wrong")
}

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

By Manoochehr Mojgani, 2017-12-13 17:05:36
if ($customerId > 0) {
    $customerId = $customerId;
} else {
    $customerId = $this->customerSession->getId();
}
By Anonymous, 2018-01-10 16:42:14
if(computedDate != null){
    myObject.setDueDate(computedDate);
}
else{
    myObject.setDueDate(null);
}
By Anonymous, 2018-02-22 04:46:08

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
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
class {
    public State state;
    //enums cant take double values...
    public struct State
    {
        public const float IDLE = 0f;
        public const float WALKING = 0.5f;
        public const float RUNNING = 1f;
    }
    protected void Stop()
    {
        SetSpeed(State.IDLE);
    }
    protected void SetSpeed(float f)
    {
        agent.speed = f;
        if (agent.speed > 1f && agent.speed < 5f)
        {
            f = State.WALKING;
            agent.Resume();
        }
        else if (agent.speed > 5f)
        {
            f = State.RUNNING;
            agent.Resume();
        }
        else
        {
            f = State.IDLE;
            agent.Stop();
        }
    }
}

Who needs static float when you can have a constant in a nested struct, as a bonus State state has 0 references in the project

By SwagridOfficial, 2018-01-05 13:39:24
$_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
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
$url = 'https://query.yahooapis.com/v1/public/yql?q=select%20*%20from%20html%20where%20url%3D%22https%3A%2F%2Fwww.google.com%2Ffinance%3Fq%3D' . $stock_identifier . '%26fstype%3Dii%26ei%3DCFrdWImFNdiGe_atlegC%22%20and%20compat%3D%22html5%22%20and%20xpath%3D' . "'%2F%2Ftable%5Bcontains(%40class%2C%22gf-table%20rgt%22)%5D'" . '&format=json&diagnostics=true&callback=';

$json = json_decode($this->getJsonFromYql($url), true);
$json = $json["query"]["results"]["table"];

//If the value is red, that means there is an additional span class which needs to be checked through. 

$response["revanueValue"] = empty($json["1"]["tbody"]["tr"]["0"]["td"]["1"]["content"]) ? $json["1"]["tbody"]["tr"]["0"]["td"]["1"]["span"]["content"] : $json["1"]["tbody"]["tr"]["0"]["td"]["1"]["content"];
$response["costofRevanue"] = $json["1"]["tbody"]["tr"]["3"]["td"]["1"]["content"];
$response["operatingIncome"] = empty($json["1"]["tbody"]["tr"]["12"]["td"]["1"]["content"]) ? $json["1"]["tbody"]["tr"]["12"]["td"]["1"]["span"]["content"] : $json["1"]["tbody"]["tr"]["12"]["td"]["1"]["content"];
$response["netIncome"] = empty($json["1"]["tbody"]["tr"]["24"]["td"]["1"]["content"]) ? $json["1"]["tbody"]["tr"]["24"]["td"]["1"]["span"]["content"] : $json["0"]["tbody"]["tr"]["24"]["td"]["1"]["content"];
$response["dividendsPerShare"] = $json["1"]["tbody"]["tr"]["35"]["td"]["1"]["content"];
$response["dilutedNormalizedEps"] = empty($json["1"]["tbody"]["tr"]["48"]["td"]["1"]["content"]) ? $json["1"]["tbody"]["tr"]["48"]["td"]["1"]["span"]["content"] : $json["1"]["tbody"]["tr"]["48"]["td"]["1"]["content"];
$response["minorityInterest"] = $json["1"]["tbody"]["tr"]["18"]["td"]["1"]["content"];

Website --> Json --> PHP Parsing Beautiful.

By Great PHP User, 2018-01-01 01:58:30