Questions tagged [error-handling]
The various techniques used for maintaining stable program state in circumstances that, if not taken care of ("handled"), could cause serious issues, including logical bugs and abrupt execution termination.
831 questions
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Remove error from Inputfield when user input value in field in React
After submission if there are any error, on user inputfield typing wants to remove that error.
My Approach.
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Is this exception handling missing anything?
This is the code. I'm uncertain about the last block.
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Python Exception Monitor
I have built a data pipeline in Python (3.12). It typically processes hundreds of thousands of files and runs for several days. A particular pipeline function calls external web APIs that sometimes ...
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GitHub Label Management with GraphQL, Requests, and Loguru
I've developed a Python script that automates the management of GitHub labels. It utilizes both the GitHub GraphQL API (to fetch label data) and the REST API (to update, delete, and merge labels). The ...
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Java exceptions that show the message when converted to String
I’m working with custom exceptions in Java for stack operations. However, I’m unsure if the exception handling is being handled properly, especially in terms of how exceptions are thrown and caught. ...
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Replace node type in Drupal
In Drupal 11 or greater, this code is used to change the node type of a node. How would you improve the code if at all?
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Robust error handling mechanism in C++ (safer than std::expected)
I've been looking into and experimenting with various paradigms for error handling in C++.
My goals for a robust error handling mechanism would be:
Enforce handling the error cases (in other words, ...
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773
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Capture multiple errors before raising an exception
I have a scenario where I need to store values from some environment variables (names of which I cannot control). My first run at this was pretty basic, however this is not usable as an exception ...
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Simple load balancer
I would like to know the possible improvements in design and concurrency of the following load balancer:
ability to add/register new instance
keep max of 10 instances for load balancer
forbid ...
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Validating a web crawlers page visits with a decorator
I am writing a crawler that is going to end up in production and I was trying to come up with a way to validate its page visits. It scrapes asp.net pages so each scraping process involves a few ...
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Generic container wrapper type with a default underlying buffer
I've come up with a type that allows me to encapsulate any container class (that supports std::pmr::polymorphic_allocator<T>) with a buffer and a memory ...
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Scraping website with Python and Selenium to collect data from dynamic website
Summary:
The code scrapes the website and collects the data to store it in CSV. It also downloads selected information that is available for download in PDF format. The details and the entire code are ...
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Understanding how to properly create a stored procedure that only does INSERT from sourcetable to targettable with dynamic sql
Background and use-case
I need to create a stored procedure where the input parameters will be: @sourceTable, @targetTable, @compositeKey. I'm using available fields for the composite key, since I ...
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Math calculation JavaScript. Am I using Objects correctly? Can I use methods / functions to shorten my code further? Also error logging?
Context- CRM system, front-end form.
Requirement- Within a form users have to give a rating to a section based on user inputs, each rating has different weighting. The rating is stored in an option ...
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Beginner's attempt at TicTacToe
This is my attempt at making a basic TicTacToe game to play against another human player or a computer controlled opponent. The project was a lot harder for me than I initially thought it would be!
I ...
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Kotlin: scoped functions with try/catch support
I'm working with Kotlin for some time. Compared to Java it's more concise. Still it has some legacy inherited from Java. For example the try-catch-construct. Though it has been upgraded from a ...
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Handling exceptions of FileInputStream and XSSFWorkbook
Can you tear my code apart with code review comments?
Below is a simple method which reads an XLSX file and does some stuff with it.
I use FileInputStream and ...
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C interface exception handling with C++ implementation
Whilst developing a bigger project, I was in need of having basic error handling inside the context of a C interface.
I came up with the following solution.
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Error Reporting in WPF app
I want to add an error reporting feature to my WPF app. I have the view for it created; I just need to know when to call it. I am used to web development and this is my first WPF app.
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Outcome error handler, inspired by boost's outcome namespace
I'm creating a little library for my pet project that is inspired by Boost's outcome namespace. The main reason why I didn't want to use the Boost version is that I don't like the overhead of ...
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Catching any exception and actually do something with it [closed]
Say I have a framework, which should catch any exceptions raised from user code, and actually do something with it, such as converting it to a return value
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357
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atomic spinlock mutex class
This here is the follow-up to this question. I was recommended to implement a Lockable type (similar to std::mutex) that can work with ...
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Function to return a file name from lists/dictionary constants
I'm reworking a set of two functions that return a text file name, constructed from a string argument and string variables from a module called inventory. It seems ...
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Dividing two numbers then handle the divide by zero exception with try/catch
I am new to coding, I hope you can help me to improve my code :)
First of all: The code works correctly.
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Spring boot shop application with error handling
I'm writing a simple online shop using spring boot, for learning purposes. Right now I have purchasing-service and a product-service. The purchasing-service makes requests to the product-service via ...
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