public static bool ValidateEmailAddress(string emailAddress)
        {
            string pattern = "^((?>[a-zA-Z\\d!#$%&'*+\\-/=?^_`{|}~]+\x20*|\"((?=[\x01-\x7f])[^\"\\]|\\[\x01-\x7f])*\"\x20*)*(?<angle><))?((?!\\.)(?>\\.?[a-zA-Z\\d!#$%&'*+\\-/=?^_`{|}~]+)+|\"((?=[\x01-\x7f])[^\"\\]|\\[\x01-\x7f])*\")@(((?!-)[a-zA-Z\\d\\-]+(?<!-)\\.)+[a-zA-Z]{2,}|\\[(((?(?<!\\[)\\.)(25[0-5]|2[0-4]\\d|[01]?\\d?\\d)){4}|[a-zA-Z\\d\\-]*[a-zA-Z\\d]:((?=[\x01-\x7f])[^\\\\[\\]]|\\[\x01-\x7f])+)\\])(?(angle)>)$";

            if (!String.IsNullOrEmpty(emailAddress) && !(Regex.Match(emailAddress.Trim(), pattern, RegexOptions.IgnoreCase)).Success)
            {
                return false;
            }
            return true;
        }

FOR x IN ( SELECT COUNT(*) cnt
            FROM DUAL
           WHERE EXISTS ( SELECT NULL FROM task
                           WHERE task.task_type_id = lib.task_type_check()
                             AND task.task_status_id = lib.task_status_open()
                             AND task.unit_id = in_unit_id
                             AND task.station_id = v_station_id
                        )
         )
LOOP
  IF( x.cnt = 1 ) THEN
    v_task_exist := TRUE;
  ELSE
    v_task_exist := FALSE;
  END IF;
END LOOP;

socket.on('newMessage', (messageObj) => {
	if (roomNumber === messageObj.roomNumber) {

		console.log("message received:" + messageObj.message);
		$('#messages').append($('<li>').text(messageObj.userName + ' : ' + messageObj.message));

	}
});

<?php

class CasinoCode
{
    CONST POST = 'POST';
    CONST GET = 'GET';
    
    $data = $this->callAPI('/hidden', [], self::POST);

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
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
    }

if (!response ||
    !response.data ||
    !response.data.success ||
    response.data.success == false ) {
        //process stuff
}

final int two_fifty_five_hex = 0xFF
final int two_fifty_five_dec = 255

try
{
    len = readBufferSize(reader);
}
catch (IOException xcp)
{
    throw xcp;
}

j =0
import random
import hashlib
#geetting inputs
c = input("data  ")
n= int(input("N(the count of last numbers)=  "))
v= input(str(n)+" last char  ")
#list of alphas
l1 = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'v', 'w', 'x', 'y', 'z', 'u']
l2 = ["A", 'B', 'C', 'D', 'E', 'F','G' , 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'V', 'W', 'X', 'Y', 'Z', 'U']
alphas= 0
#calc the count of alppphas
x=""
for j in c:
    if(j in l1 or j in l2):
        alphas +=1
#positions
h = 2**alphas
hs = []
cc =0
j=0
xf =0
# the stat of main coode
for j in range(h):
    #making a sring with 1 and 0
    while True:
        x=""
        for i in range(len(c)):
            x+=str(random.randint(0,1))
        if(not(x in hs)):
            hs.append(x)
            break
    Xx =""
    cc =0
    #convert that to lower and upper
    for j1 in x:
        if(j1=="0"):
            Xx+=c[cc].lower()
        else:
            Xx+=c[cc].upper()
        cc+=1
    #hash
    m = hashlib.sha256()
    m.update(Xx.encode('utf-8'))
    h = m.hexdigest()
    #if
    if(h[0-n:]==v):
        print("text :"+Xx)
        print("hash :"+h)
        xf = True
        break
    if xf==True:
        break
j =0
#if that not possible to have git push -Desirable-hash by changed lower to upper and upper to lower
if(xf==0):
    while 1:
        j+=1
        d = c+str(j)
        m = hashlib.sha256()
        m.update(d.encode('utf-8'))
        h = m.hexdigest()
        if(h[0-n:]==v):
            print("text :"+d)
            print("hash :"+h)
            break
x = input("press enter to exit")0

SELECT 
	tblPosts.idPost,
	tblPosts.postTitle, 
	tblPosts.postCode, 
	tblPostsStatus.scsTitle, 
	concat(code, '<br>', pTitle) AS pTitle, (CASE WHEN postResult = 1 THEN 'yes' ELSE 'no' END) AS postResult , 
	concat(date_format(postStartedDate, '%d.%m.%Y'), '<br>', date_format(postStartedDate, '%H:%i')) AS dateStart, 
	date_format(tblPosts.updated_at, '%d.%m.%Y %H:%i') AS dtUpdated, tblPerson.mobile, tblPerson.mail, tblPerson.isoLang, tblPostsReason.surname, 
	concat(coalesce(clientFName, ''), ' ', coalesce(clientName, '')) AS client, 
	concat(coalesce(concat(tblGender.gender, ' '), ''), coalesce(eFName, ''), ' ', coalesce(eName, '')) AS pers, 
	(CASE WHEN tblPosts.idCollab is NULLTHEN '' ELSE concat(coalesce(tblCol.cFName, ''), ' ', coalesce(tblCol.cName, '')) END) AS starter, 
	concat("<img src='img/status_", tblPosts.status, ".png' height='12px' border='1' />") AS displaystat,
	concat("<a href='index.php?arg=posts&id=", tblPosts.idPost, "&idAccess=", coalesce(tblAccess.idAccess, ''), "' title='Prepare Interface'><img src='../DG/styles/flat/images/edit.gif' style='height:14px; width:32px;' border='0'></a>") AS elink, 
	concat("<a href='email.php?frame=1&idPost=", tblPosts.idPost, "&source=PERS&idSrc=", tblPerson.idPerson, "&lang=", tblPerson.isoLang, "&from=", ";;SENDER", "&to=", tblPerson.persMail, "&idTperslate=CLI_diff_joindre_can,PERS_demande_contact,PERS_demande_CV&title=", replace(replace(replace(coalesce(pTitle, ''), "'", ";;APO"), "(", ";;PLT"), ")", ";;PGT"), "' title='", concat(coalesce(persName, ''), ' ', coalesce(persFname, '')), "' class='fancybox fancybox.iframe'><img src='img/email.png' height='12px' border='1' title='Messages' ></a>") AS mailink, 
	concat("<a href='post_email.php?frame=1&op=resend&idPosts=", tblPosts.idPost, "&idPerson=", tblPerson.idPerson, "&lang=", tblPerson.isoLang, "&idAccess=", coalesce(tblAccess.idAccess, ''), "&title=", replace(replace(replace(coalesce(pTitle, ''), "'", ";;APO"), "(", ";;PLT"), ")", ";;PGT"), "' title='", concat(coalesce(perName, ''), ' ', coalesce(perFName, '')), "' class='fancybox fancybox.iframe'><img src='img/emailNew.png' height='12px' border=1 title='New Posts' ></a>") AS newlink, 
	concat("<a href='comment.php?idPosts=", tblPosts.idPost, "&idPostsElem=-1&idClient=", tblPosts.idClient, "&frame=1&title=", replace(replace(replace(pTitle, "'", ";;APO"), "(", ";;PLT"), ")", ";;PGT"), "' title='", concat(coalesce(persName, ''), ' ', coalesce(persFName, '')), "' class='fancyboxstepreload fancybox.iframe'><div id='divBadgeComm", tblPosts.idPost, "' class='divBadge'>", (select count(*) from tblComment where idPosts=tblPosts.idPost and idElem is NULLand visibleClient=1), "</div><img src='img/comment.png' height='12px' border='1' title='Comments' /></a>") AS comments, 
	concat("<a href='docs.php?frame=1&idPosts=", tblPosts.idPost, "&title=", replace(replace(replace(pTitle, "'", ";;APO"), "(", ";;PLT"), ")", ";;PGT"), "' title='", concat(coalesce(persName, ''), ' ', coalesce(persFname, '')), "' class='fancyboxstep fancybox.iframe'><div id='divBadgeDocument", tblPosts.idPost, "' class='divBadge'>", (select count(*) from tblDocs where idPosts=tblPosts.idPost and docFileName <> '' and status=1), "</div><img src='img/dir.png' height='12px' border='1' title='Docs' /></a>") AS documents, 
FROM tblPosts
-- lots of LEFT JOIN
WHERE 1;

// powtierdzenie decyzji
function zapytaj(pytanie){
	if(confirm(pytanie)) return true
	else return false;
}

# Create vpc peering connection
response = ec2.delete_vpc_peering_connection(peer_connection_id)

public static function getUser(){
    return \App\Models\User::all();
}

/// <summary>
/// Returns true if any component of of Vector3 v is negative
/// </summary>
public static bool Ext_IsNegative(this Vector3 v)
{
    return v.x < 0f && v.y < 0f && v.z < 0f;
}

// We have this enum.
enum Formula {
  case proposition(String)
  indirect case negation(Formula)
  indirect case operation(op: String, lhs: Formula, rhs: Formula)

  var nnf: Formula { /* ... */  }
}

// And now ...

switch formula.nnf {
 case .proposition(_):
   return formula.nnf
 case .negation(_):
   return formula.nnf
 case .operation(_, _, _):
   return formula.nnf
}