35,618 Topics
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 | Is it necessary to have computer or laptop to test the code? Did you ever seen anyone who can be perfect or master in coding whit cell phone?  |
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| | I have a program that displays a list of vaccines and for each vaccine listed in the table, you can edit them. When I click on edit for the specified vaccine, one of the values allowed to be modified is the number of doses required, which can be changed from …  |
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| | **You are tasked to make a game of WAR! ** War is a card game played between two people. Each person gets half of a shuffled deck of cards. They both place the top card of their deck onto the field and the winner is the one whose card has …  |
| | Can Someone help me to convert my Python Code to Java Code please? My Python Code : def import_file(file): with open(file,"r") as f: lines = f.readlines() sline = [] for line in lines: xline=line.split(" ") sline.append(xline) return sline def set_file(idf,q,sline): for i in sline: if idf in i: sline[sline.index(i)][1] = … |
| | hi there i have some python coding which i need to convert to java can ne1 help me please email me back if you can help then i will show you the coding much appriciated |
 | I've been having a tough time trying to figure this one out. Wrote a couple of notes on my phone and ended up with this as a result: import java.io.*; import java.util.Scanner; public class Assignment1 { //Returning if a character is a vowel or not. public static boolean isVowel(char c) … |
| | Hi. I'm new to java programming and I need help with this assignment. [quote]Giving change. Implement a program that directs a cashier how to give change. The program has two inputs: the amount due and the amount received from the customer. Compute the difference, and compute the dollars, quarters, dimes, … |
| | Direction: create a program to computer for the final grade using scanner and JOptionpane. Given: Quiz- 20% Activity-60% Exam-20% Output Enter guiz grade: Enter activity grade: Enter exam grade: The final grade of: (Student name) si: (total of quiz, activity,and exam grade |
| | I am making my first game(uno) in javaScript for a project in school and I have come to the design part of it and I've never really been good a pseudocode as I always think of the programmed side of it. Is my TLA similar to my functional requirements? I …  |
 | ## Introduction ## When localizing your application, `ResourceBundle` can be a great way to load Strings from different locales. The only concrete implementation of ResourceBundle is `PropertyResourceBundle`, which allows us to load static Strings from a text file. Because `.properties` is a common file extension used for ResourceBundles, creating ResourceBundle … |
| | ## Introduction ## Junit is a popular framework to create tests for Java applications. Although individual unit tests are mostly straightforward, integration and functional tests are a little bit more involved because they usually require multiple components working together. For that reason, understanding the life cycle of Junit tests can … |
| | ## Introduction ## When collecting a stream, the `groupingBy()` Collector(`java.util.stream.Collector`) can be used to put data into different groups based on specified conditions. `groupingBy()` is a little bit more complicated to use than [partitioningBy()](https://www.daniweb.com/posts/jump/2280662) because the key can be of any type, whereas with `partitioningBy()`, the keys must be of … |
| | ## Introduction ## Whenever we want to modify numbers from multiple threads running concurrently, such as modifying a counter, one of the best options is to use the AtomicX classes. The most basic numeric atomic classes are AtomicInteger and AtomicLong. In this tutorial, we will learn how to use the … |
| | Hello, I need to convert C codes to Java codes.this promram calculates surface areas of a 3D geometry which is read from datas from text file.thanks for help. text file: [CODE=text]12 0 0 0 0 0 1 4 0 1 4 0 3 5 0 3 5 0 0 0 … |
| | The code is here: https://medium.com/swlh/balancing-chemical-equations-with-python-837518c9075b  |
| | Hello. Can anyone please answer and explain the question from the image here. Thank you!  |
| | ## Introduction ## If you are a Java developer coming to Kotlin, you might have wondered how to use a language construct that is similar to the try-with-resource statement in Java to automatically close Autocloseable/Closeable resources for you. Luckily, Kotlin provides the inline extension function `use()` that provides similar functionality … |
| | ## Introduction ## In Java, a common way to express a type that is a combination of two or more types is to just create an interface that extends the other types. The problem with this approach is that your code might be littered with interface declarations, polluting your code … |
| | ## Introduction ## In this tutorial, we will look at the RxJava `mergeWith()` and `concatWith()` operators. Amongst others, they are used to combine Observables together. All of the RxJava operators have ambiguous names, and behave differently, so let us take a look at 2 operators, `mergeWith()` and `concatWith()`, to see … |
| | ## Introduction ## RxJava 3 includes 5 core classes: 1. Flowable, 2. Observable, 3. Single, 4. Completable, 5. Maybe. This tutorial aims to teach the basic concepts behind Observable, which serves as a foundation for understanding the other 4 classes. ## Goals ## At the end of the tutorial, you … |
| | A shop owner has 2 outlets namely a High Street Branch and Mall Branch, before Covid19 lockdown the respective shops recorded sales as follows: High Street Branch Quarter Sales Q1 42,000 48,000 50,000 Q2 52,000 58,000 60,000 Q3 46,000 49,000 58,000 Q4 50,000 51,000 61,000 Mall Branch Quarter Sales Q1 …  |
 | I am a Data Science Enthusiast, Currently Exploring Different Types of Programming Languages.  |
| | how can we use math .pi without using impot java.lang.Math*; PROGRAMING LANG:- JAVA |
| | ## Introduction ## The `java.nio.file.Files` class includes many convenient methods to read file attributes, but sometimes these convenient methods just are not enough to meet our needs. In this tutorial, we will go over 5 ways to use the `Files` class to read file attributes so you can choose the … |
| | I was recently started to learn Java (3 months back started), It's going well, learned a lot. I am reffering this [website](https://www.scaler.com/topics/stack-class-in-java/) to undersatand about **Java Stack Class**. Can someone tell me which method is best to implement stack class? Happy Coding! |
| | ## Introduction ## When working with an application with a global user base, there is usually a need to display text, numbers, currency, date, and time in multiple localized formats. For example, the **en-US** (*English-USA*) version of the date September 22, 2021 is written as 22 сентября 2021 г. when … |
| | ## Introduction ## Although not included in the headlines, the release of JDK 17 also added 3 sets of new methods to the class `java.lang.Process`: 1. `inputReader()` to read from stdout. 2. `inputWriter()` to write to stdin. 3. `errorReader()` to read from stderr. In this tutorial, we are going to … |
| | can anyone help me to make an app |
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