.png)
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 871
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 871
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
1-Introduction_to_Programming
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
2-Java_Background
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
3-Run_Your_First_Java_Program
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
Quiz
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 853
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 853
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
2. How Java Works - Quiz
1-Netbeans_IDE
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
2-Java_Variables_and_Datatypes
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
3-Java_Arithmetic_Operators
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
4-Java_Assignment_Operators
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
5-Java_Comparison_Operators
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
6-Java_Logical_Operators
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
7-Java_IF_ELSE
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
8-Java SWITCH_CASE
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
9-Java_WHILE_LOOP
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
10-Java_FOR_LOOP
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
Quiz
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 853
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 853
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
3. Basic Programming Concepts with Java - Quiz
1-Java_Class_and_Object_Intro
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
2-Java_Class_and_Object_Implementation
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
3-Java_Methods
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
4-Java_Methods_Classes_Objects_1
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
5-Java_Methods_Classes_Objects_2
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
6-Java_Constructor
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
7-Java_this_Keyword
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
Quiz
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 853
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 853
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
4 - Class & Object Concepts with Java Quiz
1-Java_Encapsulation
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
2-Java_Packages
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
3-Java_Package_Import
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
4-Java_Inheritance_1
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
5-Java_Inheritance_2
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
6-Polymorphism_Method_Overloading
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
7-Polymorphism_Method_Overriding
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
8-Runtime_Polymorphism
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
9-Abstraction_with_Abstract_Class
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
10-Abstraction_with_Interfaces
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
11-Multiple_Inheritance_with_Interfaces
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
12-Private_Access_Modifier
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
13-Default_Access_Modifier
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
14-Protected_Access_Modifier
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
15-Public_Access_Modifier
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
1-Java_Exceptions_Intro
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
2-Java_Exceptions_Practical
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
3-Exception_Handling_TRY_CATCH
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
1-Java_User_Input
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
2-Java_Writing_to_File
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
3-Java_Reading_from_File
A PHP Error was encountered
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: courses/follow-course.php
Line Number: 709
Backtrace:
File: /var/www/v2/v2-elearning.lk/application/views/web/courses/follow-course.php
Line: 709
Function: _error_handler
File: /var/www/v2/v2-elearning.lk/application/controllers/Courses.php
Line: 330
Function: view
File: /var/www/v2/v2-elearning.lk/index.php
Line: 319
Function: require_once
Messages
View All
Comments