Introduction When working with data structures, it is often necessary to access an array of pointers to structures. This can be a tricky task, as it requires knowledge of both the array and the structure. In this article, we will discuss how to access an array of pointers to structures, as well as some tips … Read more
You can simply add using namespace std; before main to make this work. Note: this may cause problems in some situations. Here it’s OK. Moreover, you’re using a wrong header. Use <iostream> instead of <stdio.h>. This will work #include <iostream> using namespace std; int main(int argc, char **argv) { int age1; int age2; cout<<“Enter Age … Read more
Introduction Undefined offset notices can be a source of confusion and frustration for developers, especially when they appear in a line of code that does not access an array value. This article will explain what an undefined offset notice is, why it appears, and how to fix it. We will also discuss some best practices … Read more
Have a look at the WooCommerce Shipping Class. Specifically, the reset_shipping() method. You can reset the chosen shipping method that has been stored to the session via: <?php unset( WC()->session->chosen_shipping_methods ); ?> EDIT: A non-programmatic way to do this is to head to the WP Admin Dashboard and navigate to: WooCommerce –> System Status –> … Read more
Introduction Compile time restricted templates are a powerful tool for creating efficient and reusable code. They allow developers to create templates that can be used in multiple contexts, while still ensuring that the code is optimized for the specific context in which it is used. This article will discuss how to create compile time restricted … Read more
Some ideas may be useful instead of all the comments.. 🙂 At the risk of stating the obvious, do it in steps. For example … Use avax.imageio.ImageIO to create a java.awt.image.BufferedImage Wrap it as a com.itextpdf.text.Image Embed it in a com.itextpdf.text.PdfDocument Use com.itextpdf.text.DocumentWriter to write the com.itextpdf.text.PdfDocument to a java.io.ByteArrayOutputStream Get the byte[] and wrap … Read more
Introduction Inverting an array in JavaScript is a relatively simple task that can be accomplished using a few different methods. In this article, we will discuss the various ways to invert an array in JavaScript, including using the built-in reverse() method, using a for loop, and using the reduce() method. We will also discuss the … Read more
Introduction If you have recently installed OhMyZsh but it is loading Bash instead, you may be feeling frustrated and confused. Don’t worry, this is a common issue and can be easily solved. In this article, we will discuss the steps you can take to get OhMyZsh up and running. We will also discuss some of … Read more
function isValid(str){ return /[a-z]{3}[0-9]{3}/i.test(str) } 3 solved JavaScript String letters and numbers check [closed]
Introduction If you are looking for a way to move object’s entries one up, then you have come to the right place. In this article, we will discuss how to move object’s entries one up in a few simple steps. We will also discuss some tips and tricks to make the process easier and more … Read more
Here’s a simplistic implementation of what you asking. #include <stddef.h> #include <stdlib.h> #include <stdio.h> int normalize_weights(double *weights, size_t num_weights) { double sum = 0; for (size_t i = 0; i < num_weights; ++i) { if (weights[i] < 0) return -1; sum += weights[i]; } if (sum == 0) return -1; for (size_t i = 0; … Read more
Introduction This question is related to the use of vectors in programming. A vector is a data structure that stores a collection of elements, and it is often used in programming languages such as C++ and Java. The question is whether it is possible to access a location in a vector which has not been … Read more
The this is referring to the Car, not the Garage. Try assigning the outer this to a variable: var Garage = function(location){ this.someRandomMethod = function(){ alert(“I am a method”); } var garage = this; // car object var Car = function(make,model){ this.model = model; this.make = make; var accessRandom = function(){ garage.someRandomMethod(); } } } … Read more
$sql = “INSERT INTO tasks (taskName, requestedBy, details, dateAdded) VALUES (‘$taskname’ ,’$requestedby’ ,’$details’, ‘$datenow’)”; // Removed quotes from columns, and added missing quote on datenow Please note, this technique for adding values into the database is very insecure, and is prone to SQL injection attacks. 5 solved PHP insert into not inserting any data
strtotime(‘2012W01 – 2 days’) for Saturday and strtotime(‘2012W01 – 1 day’) for Sunday since the week call is always going to return you a Monday. 2 solved what is the most efficient way to get 1 or 2 day before the first day of week number and year in php with native functions [closed]