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try and exception

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Unusual Unicorn answered on November 26, 2020 Popularity 10/10 Helpfulness 1/10

answer try and exception

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try and exception

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def loan_emi(amount, duration, rate, down_payment=0):
    loan_amount = amount - down_payment
    try:
        emi = loan_amount * rate * ((1+rate)**duration) / (((1+rate)**duration)-1)
    except ZeroDivisionError:
        emi = loan_amount / duration
    emi = math.ceil(emi)
    return emi

Popularity 10/10 Helpfulness 1/10 Language python

Source: hub.binder.jovian.ai

Tags: exception python

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Contributed on Jul 18 2021

Unusual Unicorn

0 Answers Avg Quality 2/10

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Exception handling using try...catch

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class Main {
  public static void main(String[] args) {

    try {

      // code that generate exception
      int divideByZero = 5 / 0;
      System.out.println("Rest of code in try block");
    }
    
    catch (ArithmeticException e) {
      System.out.println("ArithmeticException => " + e.getMessage());
    }
  }
}

Popularity 10/10 Helpfulness 2/10 Language java

Source: Grepper

Tags: exception-handling exception-handlin

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Contributed on May 25 2022

SAMER SAEID

0 Answers Avg Quality 2/10

exception handling

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#include <iostream>
#include<conio.h>
using namespace std;
int main()
{
    int a=10, b=0, c;
    // try block activates exception handling
    try 
    {
        if(b == 0)
        {
            // throw custom exception
            throw "Division by zero not possible";
            c = a/b;
        }
    }
    catch(char* ex) // catches exception
    {
        cout<<ex;
    }
    return 0;
}

Popularity 10/10 Helpfulness 1/10 Language whatever

Source: www.studytonight.com

Tags: exception-handling exception-handlin

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Contributed on Nov 09 2021

Smiling Shrike

0 Answers Avg Quality 2/10

exception handling

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@RestController
@RequestMapping("/product")
@AllArgsConstructor
public class ProductController {
  public static final String TRACE = "trace";

  @Value("${reflectoring.trace:false}")
  private boolean printStackTrace;
  
  private final ProductService productService;

  @GetMapping("/{id}")
  public Product getProduct(@PathVariable String id){
    return productService.getProduct(id);
  }

  @PostMapping
  public Product addProduct(@RequestBody @Valid ProductInput input){
    return productService.addProduct(input);
  }

  @ExceptionHandler(NoSuchElementFoundException.class)
  @ResponseStatus(HttpStatus.NOT_FOUND)
  public ResponseEntity<ErrorResponse> handleItemNotFoundException(
      NoSuchElementFoundException exception, 
      WebRequest request
  ){
    log.error("Failed to find the requested element", exception);
    return buildErrorResponse(exception, HttpStatus.NOT_FOUND, request);
  }

  @ExceptionHandler(MethodArgumentNotValidException.class)
  @ResponseStatus(HttpStatus.UNPROCESSABLE_ENTITY)
  public ResponseEntity<ErrorResponse> handleMethodArgumentNotValid(
      MethodArgumentNotValidException ex,
      WebRequest request
  ) {
    ErrorResponse errorResponse = new ErrorResponse(
        HttpStatus.UNPROCESSABLE_ENTITY.value(), 
        "Validation error. Check 'errors' field for details."
    );
    
    for (FieldError fieldError : ex.getBindingResult().getFieldErrors()) {
      errorResponse.addValidationError(fieldError.getField(), 
          fieldError.getDefaultMessage());
    }
    return ResponseEntity.unprocessableEntity().body(errorResponse);
  }

  @ExceptionHandler(Exception.class)
  @ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
  public ResponseEntity<ErrorResponse> handleAllUncaughtException(
      Exception exception, 
      WebRequest request){
    log.error("Unknown error occurred", exception);
    return buildErrorResponse(
        exception,
        "Unknown error occurred", 
        HttpStatus.INTERNAL_SERVER_ERROR, 
        request
    );
  }

  private ResponseEntity<ErrorResponse> buildErrorResponse(
      Exception exception,
      HttpStatus httpStatus,
      WebRequest request
  ) {
    return buildErrorResponse(
        exception, 
        exception.getMessage(), 
        httpStatus, 
        request);
  }

  private ResponseEntity<ErrorResponse> buildErrorResponse(
      Exception exception,
      String message,
      HttpStatus httpStatus,
      WebRequest request
  ) {
    ErrorResponse errorResponse = new ErrorResponse(
        httpStatus.value(), 
        exception.getMessage()
    );
    
    if(printStackTrace && isTraceOn(request)){
      errorResponse.setStackTrace(ExceptionUtils.getStackTrace(exception));
    }
    return ResponseEntity.status(httpStatus).body(errorResponse);
  }

  private boolean isTraceOn(WebRequest request) {
    String [] value = request.getParameterValues(TRACE);
    return Objects.nonNull(value)
        && value.length > 0
        && value[0].contentEquals("true");
  }
}

Popularity 10/10 Helpfulness 1/10 Language whatever

Source: reflectoring.io

Tags: exception-handling exception-handlin

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Contributed on Aug 05 2022

Lucky Loris

0 Answers Avg Quality 2/10

Exception handling

Comment

 1. start a try block
 2. start a transaction
 3. sql commands to do some transactions
 4. commit transaction
 5. end transaction
 6.catch block 
 7. contain commands to handle this situation

Popularity 9/10 Helpfulness 1/10 Language whatever

Source: Grepper

Tags: exception-handling exception-handlin

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Contributed on Jan 08 2023

Inquisitive Ibex

0 Answers Avg Quality 2/10

Exception Handling

Comment

import sys

try:
    f = open('myfile.txt')
    s = f.readline()
    i = int(s.strip())
except OSError as err:
    print("OS error:", err)
except ValueError:
    print("Could not convert data to an integer.")
except Exception as err:
    print(f"Unexpected {err=}, {type(err)=}")
    raise

Popularity 9/10 Helpfulness 1/10 Language python

Source: docs.python.org

Tags: exception-handling exception-handlin

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Contributed on Mar 15 2023

Muhammad Yousaf Rana

0 Answers Avg Quality 2/10

try catch error

Comment

-1

// Main program passes in two ints, checks for errors / invalid input
// using template class type T for all variables within functions
#include <iostream>
using namespace std;

template <class T> // make function return type template (T)
void getMin(T val1, T val2)
{
    try
    {
        if (val1 < val2) // if val1 less than return it as min
            cout << val1 << " is the minimum\n";
        else if (val1 > val2)
            cout << val2 << " is the minimum\n";
        else 
            throw 505; // exception error processing when input is invalid
    }
    catch(T my_ERROR_NUM)
    {
        cout << "Input is invalid, try again. "; // first part of error message
    }
}

template <class T>
void getMax(T val1, T val2) // make function return type template (T)
{
    try
    {
        if (val1 > val2) // if val1 greater then return it as max
            cout << val1 << " is the maximum\n\n";
        else if (val1 < val2)
            cout << val2 << " is the maximum\n\n";
        else
            throw 505; // exception error processing when input is invalid
    }
    catch (T random_num)
    {
        cout << "Error 505!\n\n"; // Second part of error messagee
    }
}

Popularity 10/10 Helpfulness 1/10 Language cpp

Source: Grepper

Tags: c++

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Contributed on Nov 26 2020

CodeMyFingah

0 Answers Avg Quality 2/10

try and exception

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