XPath is a language used for navigating XML documents, such as HTML pages. The "starts-with" and "ends-with" functions in XPath can be used to select elements that have a specific string at the beginning or end of their attribute values. Here is an example of using the "starts-with" function to select all elements with the […]
how to get the time difference in seconds with solution
Calculating time difference in seconds is an important task in many applications, such as scheduling, timekeeping, and data analysis. In this article, we will discuss various ways to get the time difference in seconds using different programming languages and tools. Solution in Python In Python, the time difference can be calculated using the datetime module. […]
how to print boolean in c with code examples
Printing Boolean Values in C Boolean values are used to represent truth values (i.e. true or false) in computer programming. In C, there are various methods for printing Boolean values, and this article will provide code examples for each of them. Method 1: Using Conditional Statements One way to print Boolean values in C is […]
css opacity background color with code examples
CSS opacity allows you to control the transparency of an element. This can be useful for creating a transparent background color for an element, allowing the elements behind it to show through. To set the opacity of an element's background color, you can use the background-color property in conjunction with the opacity property. The opacity […]
open in new tab html with code examples
The "Open in New Tab" feature in HTML is a convenient way for web developers to ensure that their web pages are easily accessible to their users. By using this feature, users can open web pages in a new tab or window while they are still browsing the original page. This allows users to switch […]
regex not equal with code examples
Regular expressions, or regex for short, are a powerful tool for matching patterns in text. One common use of regex is to check if a string is equal to a certain pattern. However, sometimes you may need to check if a string is not equal to a certain pattern. This can be achieved using the […]
combine two lists python with code examples
In Python, there are several ways to combine two lists. One of the most common methods is to use the "extend()" function. This function adds the elements of one list to another list, creating a new list that contains all the elements of both lists. Here is an example of how to use the extend() […]
whatsapp link html with code examples
WhatsApp is a widely-used instant messaging platform that allows users to communicate with each other through text, voice, and video calls. One of the features of WhatsApp that many businesses and individuals use is the ability to create a link that, when clicked, will open a chat with a specific phone number or group. This […]
sqlstatehy000 2002 no connection could be made because the target machine actively refused it sql select from featured_categories limit 1 with code examples
SQLSTATE[HY000] [2002] No connection could be made because the target machine actively refused it: SQL SELECT from featured_categories LIMIT 1 – Error Explanation and Code Examples Introduction SQLSTATE[HY000] [2002] No connection could be made because the target machine actively refused it error message is a common issue faced by developers while working with databases. This […]
sh 1 react scripts not found with code examples
"SH 1: React Scripts Not Found" is a common error message that can occur when trying to run a React application using the command "npm start". This error occurs when the react-scripts package, which is used to start and build React applications, is not installed or is not in the correct version. In this article, […]