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Abstraction
Abstract defines "what something is".
An abstract is a class which cannot be instantiated.
It is declared by abstract keyword.
A class can inherit/implement only one abstract or other class.
An abstract class can have Fie
Hello Readers, In this blog tutorial i will explain how to add custom comment field box to each product in view shopping cart page.
Follow the below steps to create magento comment field in cart & save field data into DB
1. Add new heading in c
Small But Very Useful And Frequently Used Commond
Step1: Remove lock file.
sudo rm /var/lib/mongodb/mongod.lock
sudo rm-rf mongodb/mongod.lock
Step2: Repair mongodb.
mongod --repair
Step3: Start mongodb.
sudo mongod -dbpath=mongodb
sudo start
Difference between Test Environment & Test Bed:-
In the software testing field test environment and test bed, both words are very popular. We can see the difference between these words as mentioned below:-
Test Environment:- This is an environ
BETWEEN operator is used to test an expression within a range. Syntax of BETWEEN operator is as follows:
expr (NOT) BETWEEN begin_expr AND end_expr
-Here expr, begin_expr and end_expr is an expression which must return values.
-BETWEEN operator r
Prompt dialog Box is used to have an input from the users or to get confirmation on any input.
This dialog box is displayed using a method called prompt() which takes two parameters:-
(i) A label which you want to display in the text box.
(ii) A
view stands for component view in joomla any component have multiple views for e.g default component. like- com_users have multiple views(register,profile) inside user component. so we can call any view using below url.
index.php?option=com_myco
Defect Logging And Defect Tracking:- In the software testing field both terms ‘Defect Logging’ and ‘Defect Tracking’ are very important. For more details please see below:-
Defect Logging:-Defect Logging is a technique, which is used to determine i
For storing new user information in database, first we have to create a new table in database which contain user name,email,password fields.
The logic of the controller is written below. In below code we have create a function registration ,so
HI Druplers, Today I m going to share a very useful code for drupal 8.I am going to create a list of the pages which also have search functionality with any code with the help of drupal most famous module which is view.
Step 1: First, c
