Recent questions tagged java

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1 answer 3 views

Problem: Hi! I am new to the world of programming. My teacher gave me an assignment in which she has asked us to guess what -(-(-(-2))) will result? As far as I know, if mathematics works the same in programming, it will result in +2. But, I want to see the proof with the program. Could someone here please help me solve this? I would be grateful.

asked 1 hour ago Code Learner 5.2k points

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1 answer 3 views

How to calling python from java

Problem Hey, I need help from you. Is there any way to call python from java. I mean how can we run a python program from java.

asked 2 hours ago chris jordan 2.2k points

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1 answer 5 views

Java: A java program must have at least one ________

Problem: Hello! I recently attempted a quiz on programming, which was required for an internship. I do not have much experience in the field of computer programming. There was a question in the quiz that puzzled me: “A java program must have at least one ... c. Could anyone from here please tell me whether my answer was correct or not. Moreover, please explain the correct answer. Thanks!

asked 19 hours ago Code Learner 5.2k points

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1 answer 2 views

how to convert string to int in java

Problem

asked 2 days ago alexh 2.2k points

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1 answer 6 views

What is the difference between java and javascript?

Problem: Hello! I want to learn to program. I have no previous experience with programming or computers. I discussed with some experienced programmers about which language to learn. Some of them suggested starting with Java, while others suggested C++, and ... and JavaScript. Could anybody here tell me the difference between both? Moreover, what if I start learning programming from JavaScript?

asked 4 days ago Code Learner 5.2k points

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1 answer 7 views

When does a subclass overloads a superclass method?

Problem: I just recently started learning inheritance in Java. I am a bit confused between method overloading and method overriding. If two classes have same method with different number of arguments, given that the classes have parent-child relationship, will it be overloading or overriding? Moreover, when does the overloading occurs in inherited classes?

asked Jan 8 Code Learner 5.2k points

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1 answer 4 views

Java program to find ASCII value of a character

Problem: Hi there! I want to know how I can find the ASCII value of a character in Java using the program. Also, what if I have a string and I want to convert that entire string to ASCII? Kindly answer with programs. Thanks!

asked Jan 8 Code Learner 5.2k points

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1 answer 5 views

How to remove the first and last character from string java

Problem: Hi there! I just got an assignment in which I had to remove the first and last character from a string in Java. I did the task using substrings. I want to know what the simplest way is to do so? Also, mention other alternatives to using the substring method. Thanks!

asked Jan 8 Code Learner 5.2k points

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1 answer 4 views

Java: Reverse words in a string without using functions

Problem: Hello Programmers! I am a Java programmer with little experience. I took an online test recently in which, I had to write a Java program the reverses the words in a string. For example, if a string is “This is a String”, it should be reversed as ... . So, I did not attempt the question. Now, I want help from any of you who could provide me the code with detailed comments.

asked Jan 8 Code Learner 5.2k points

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1 answer 9 views

How to Count number of duplicate characters in a string java

Problem: Hello Kodlogs! I am a beginner and started learning programming through an online course. In course, I am given an assignment in which I have to write a program that will count the occurrence of each character in a string and then print the number of ... with detailed comments so that I can understand the logic and program? The given string is: “This is an assignment”. Thanks!

asked Jan 6 Code Learner 5.2k points

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1 answer 6 views

passing an arraylist to a method java

How can I achieve this?