To print a list of files in a folder using a programming language like Python, you can use the os and os.path modules, which provide…
Programming
how to create dynamic menu in php mysql?
To create a dynamic menu in PHP and MySQL, you can use the following steps: Create a MySQL database table to store the menu items.…
how to fetch data from excel sheet in php?
To fetch data from an Excel sheet in PHP, you can use the PHPExcel library to read the Excel file and extract the data from…
how to run php project in xampp?
To run a PHP project in XAMPP, follow these steps: Launch XAMPP control panel and start the Apache and MySQL services. Copy the PHP project…
how to concat two columns in sql?
MySQL CONCAT() Function To concatenate two columns in SQL, you can use the CONCAT function. The syntax is as follows: SELECT CONCAT(column1, column2) AS new_column_name…
how to find lcm of 3 numbers?
The LCM (Least Common Multiple) of three numbers is the smallest number that is divisible by all three numbers. To find the LCM of three…
What regular expression can never match?
There is no single regular expression that can never match. However, there are some regular expressions that are designed not to match anything. For example,…
What is a NullReferenceException, and how do I fix it?
A NullReferenceException is a common exception in programming that occurs when you try to access a property or method on an object that is null…
Nightwatch.js – Use the same browser session
In Nightwatch.js, you can reuse the same browser session by setting the persist_session property in the Nightwatch configuration file to true. This will ensure that…
how to send mail linux?
There are several ways to send an email from a Linux system. One common method is to use the sendmail command-line utility. Here’s an example…
how to install nvm on mac?
To install nvm (Node Version Manager) on a Mac, you can follow these steps: Install Homebrew: /bin/bash -c “$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)” Install nvm: brew install…
how to compare date in sql?
In SQL, you can compare dates by using the comparison operators (such as <, >, =, <=, >=, <>) in combination with the date values.…