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Java Scanner vs BufferedReader?
I know both Scanner and BufferedReader in Java. However, although Scanner is easier to get user input (e.g. already converts user's input to a specific data type), and is shorter to initialize, I was taught to use BufferedReader. Is there a benefit to using BufferedReader as compared to... -
Java or C#
I need to pick one and learn, make a portfolio! I hear people saying Java is still what all big corps use so learn Java, or C# is rising and Java is falling so learn C#. I just have no idea who to listen to, what the truth is. What would you learn if you have to choose one language?- Ulvi_465
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- asp asp.net c# java
- Replies: 3
- Forum: General Discussion
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JavaScript Help with date difference calculation
Need help to produce data in PHP with help of functions Like this Ex.-1 Start Date : 12-04-2023 End Date : 30-06-2023 Output: 12-04-2023 to 30-04-2023 = 19 Days May-2023 June-2023 Ex.-2 Start Date : 01-04-2023 End Date : 30-06-2023 Output: April-2023 May-2023 June-2023 Ex.-3 Start Date ...- jkumar85
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- function java jscript php
- Replies: 1
- Forum: JavaScript
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JavaScript Sum textbox value with Gridview Column of Credit
i want to sum Textbox(txtamount) value with Gridview Column Credit value,and display in footer. $(function () { CalculateDebitCredittotal() }); function CalculateDebitCredittotal() { var creditTotal = 0; var debitTotal = 0; $("[id*=gvtrans]...- Akhter
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- java java script javascript javascript and html
- Replies: 1
- Forum: JavaScript
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Java Java Exception Handling: Handling Checked Exceptions
I'm working on a Java application that involves file I/O, and I'm dealing with checked exceptions, specifically FileNotFoundException when attempting to read a file. I want to handle this exception gracefully in my code. Here's a simplified version of what I'm trying to do: import... -
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Node.JS Code Assistance
I'm currently working on a project where I need to implement a table filter using checkboxes, and I'm facing some challenges. I've managed to set up the basic functionality, but I'm struggling with a couple of specific requirements. I'm reaching out to the community for some guidance and... -
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Java Why there is no output in my code?
package ejercicio2; import java.util.ArrayList; import java.util.Random; public class Ejercicio2 { private static ArrayList<Double> array = new ArrayList<Double>(); public static ArrayList<Double> rellenar(double min, double max, int tamaño) { Random random = new Random()...- solrac8686
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- java
- Replies: 4
- Forum: Java
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JavaScript I'm trying to make a web extension that reverts youtube to an old layout, but i barely know anything about js or css
so im trying to make a web extension that changes the current youtube layout to an old version that i plan on completely writing from scratch im trying to change the background but i think im doing it wrong this is my manifest script { "manifest_version": 3, "name"...- dachshund999
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- css java web extension
- Replies: 4
- Forum: JavaScript
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Java Differences in visual capabilities between Java applets and applications
Is there anything a Java program can achieve that an applet cannot in terms of graphic capabilities? I'm talking about java libraries (such as Swing), not native ones. I need to design a graph visualization user interface, most likely utilizing the spring embedder technique. I saw this oracle... -
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Chess coding
I have created a game of double chess that has been developed into an online game play.synergy chess.net I have noticed that chess.com is written in Java, JavaScript and PHP. Synergy Chess is written in ReactJS, NodeJS, Xitrium, Scala and Java. This makes it very hard to find qualified...- Synergy Rob
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- java node.js reactjs scala xitrium
- Replies: 0
- Forum: Game Development
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Java Spring Boot Microservices - How can I reach out another service method from another service in Junit Test.
Hi, I have a problem about reaching out one url defnied in AuthController of auth service from any method of OrderControllerTest in order service. As I cannot reach out it, I still get 404 Not Found exception. How can I reach out it? I hope anyone can help me. Here is the link ... -
Java Spring Boot Microservices - Spring Security Issue in one service throwing throwing java.lang.StackOverflowError in JUnit
I have a problem in running any test method in service test and controller test in one of the spring boot microservices (order service). After I completed service and controller , I tried to write their test methods but I have a problem in there. How can I fix it? Here is the security config... -
Java How do I add exponents and parentheses to my code?
This is the pastebin for my code: pastebin.com/gV01kTje Basically I have an assignment where I need to create a calculator capable of up to 3 step equations and being able to do all PEMDAS operations in PEMDAS order. So far I've gotten it up to 3 step operations and being able to do addition... -
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Java For loop to print out numbers in order
Hi, I'm trying to write a code with for-loop to get numbers in order. For example 3,4,5,6 or -1,0,1,2,3. This is what I have come up with this far. public static void runLoop(int start, int end){ for (start <= end; start++){ System.out.print(start); } } -
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Java Do-while loop
I'm trying to make a do-while loop that print out a + each time it runs. It works well but I need to solve how to make a condition to make in not to print a + if it runs 0 times. I get that do-while loops runs at least time but I need to make a condition. Example runLoop 4 = 4 and runLoop 7 = 7... -
Java Spring Boot Microservice - 403 Forbidden among API Gateway and some services
Hi , As I'ven't solved the okta issue for nearly one month, I created and auth service (creating user and login). I have a security problem about connection among auth service, api gateway and order service. After I created a user and then login, I tried to make a request to order service... -
Java Java Stream Not Calculating the total count after filtering and grouping by
I have a problem about writing a java stream by filtering multiple conditions , groupby multiple condition (if possible) and calculating the sum value I store the values as `Map<String(pId),List<Person>>` Here is my Person class shown below public class Person{ private... -
Java Spring Boot Microservices - JUnit Controller Test JWT Issue
I have a problem about solving JwtGrantedAuthoritiesConverter in order service after defining preauthorize annotation in some methods of Order Controller. After I wrote the test shown below, I tried to run it but I got this issue shown below as well. I also shared my repo as a link. How can I... -
Java Spring Cloud API Gateway JWT Issue java.lang.ClassNotFoundException: javax.xml.bind.DatatypeConverter
I have a problem about sending any request to a defined service through api gateway with the usage of bearer token coming from login. After login, I tried to send a request to a defined service but I got this issue in JWTAuthenticationFilter of api gateway shown below. I think there can be... -
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Java How do I solve this Java riddle?
I have the following riddle: How do I solve this in Java, using while loops? I had an idea on how to do it with for-loops, but it doesn't work using for-loops So far, all I have is the following, which seems to be going through all possible combinations, but is incredibly slow, so I suspect...