Deprecated: Constant E_STRICT is deprecated in /home/azv2qunhwj2v/public_html/system/core/Exceptions.php on line 75

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_URI::$config is deprecated

Filename: core/URI.php

Line Number: 101

Backtrace:

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Router::$uri is deprecated

Filename: core/Router.php

Line Number: 127

Backtrace:

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$benchmark is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$hooks is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$config is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$log is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$utf8 is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$uri is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$exceptions is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$router is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$output is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$security is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$input is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$lang is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$load is deprecated

Filename: core/Controller.php

Line Number: 78

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$db is deprecated

Filename: core/Loader.php

Line Number: 396

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_DB_mysqli_driver::$failover is deprecated

Filename: database/DB_driver.php

Line Number: 371

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$email is deprecated

Filename: core/Loader.php

Line Number: 1283

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::open($save_path, $name) should either be compatible with SessionHandlerInterface::open(string $path, string $name): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 132

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::close() should either be compatible with SessionHandlerInterface::close(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 292

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::read($session_id) should either be compatible with SessionHandlerInterface::read(string $id): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 166

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::write($session_id, $session_data) should either be compatible with SessionHandlerInterface::write(string $id, string $data): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 235

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::destroy($session_id) should either be compatible with SessionHandlerInterface::destroy(string $id): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 315

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::gc($maxlifetime) should either be compatible with SessionHandlerInterface::gc(int $max_lifetime): int|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 356

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 282

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_set_cookie_params(): Session cookie parameters cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 289

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 304

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 314

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 315

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 316

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 317

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 375

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: drivers/Session_files_driver.php

Line Number: 108

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_set_save_handler(): Session save handler cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 110

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_start(): Session cannot be started after headers have already been sent

Filename: Session/Session.php

Line Number: 143

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$session is deprecated

Filename: core/Loader.php

Line Number: 1283

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$upload is deprecated

Filename: core/Loader.php

Line Number: 1283

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$form_validation is deprecated

Filename: core/Loader.php

Line Number: 1283

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property UserController::$Professor is deprecated

Filename: core/Loader.php

Line Number: 358

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 8
Function: __construct

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$benchmark is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$hooks is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$config is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$log is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$utf8 is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$uri is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$exceptions is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$router is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$output is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$security is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$input is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$lang is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$load is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$db is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$email is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$session is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$upload is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$form_validation is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$Professor is deprecated

Filename: core/Loader.php

Line Number: 931

Backtrace:

File: /home/azv2qunhwj2v/public_html/application/controllers/UserController.php
Line: 103
Function: view

File: /home/azv2qunhwj2v/public_html/index.php
Line: 315
Function: require_once

Prof. (Dr.) Siddhartha Bhattacharyya

Prof. (Dr.) Siddhartha Bhattacharyya

demoAcademic Experience

RCC Institute of Information Technology

Department of Computer Application, Kolkata, INDIA
September, 2017 - present

Professor
Duties include academics, research and supervising research scholars.

RCC Institute of Information Technology

Department of Information Technology, Kolkata, INDIA
October, 2014 - present

Professor 
include academics, research and supervising research scholars.

Associate Professor October, 2011 - October 2014
Duties include academics, research and supervising research scholars.

University Institute of Technology

Department of Computer Science & Information Technology, University of Burdwan, INDIA
October, 2005 - October 2011

Assistant Professor include academics and research.

Kalyani Government Engineering College

Department of Information Technology, Kalyani,INDIA
December, 2001 - October 2005

Lecturer

include academics and research.