Azure Event Grid Integration
In the world of cloud computing, event-driven architectures are becoming increasingly popular, as they allow systems to respond to events and changes in real time. One of the key tools….
Tag: event handlers
Event sourcing in cloud applications
Event Sourcing in Cloud Applications: A Comprehensive Guide Event sourcing is an architectural pattern used to store the state of an application by persisting its events rather than the current….
$(…).clone(true) not working – .clone(true) does not always preserve event handlers.
Introduction In jQuery, the .clone() method is commonly used to create a duplicate of a DOM element along with all of its attributes and content. By default, .clone() makes a….
$(…).index() returning -1 – Element is not found in the parent selector.
Introduction: Understanding the “$(…).index() returning -1 – Element is not found in the parent selector” Error When working with jQuery, one of the most commonly used methods for interacting with….
Not using useCallback when passing event handlers to child components
The Importance of useCallback for Event Handlers in Child Components When passing event handlers to child components in React, failing to use useCallback can lead to performance issues. Here’s what….
Passing a function instead of calling it in event handlers (onClick={handleClick()} instead of onClick={handleClick})
Correct Function Handling in React Event Handlers A common React mistake is incorrectly passing functions to event handlers, which can cause immediate execution or other unexpected behavior. Here’s how to….
Passing a function instead of calling it in event handlers (onClick={handleClick()} instead of onClick={handleClick})
Passing vs. Calling Functions in Event Handlers A common React mistake is accidentally calling a function immediately instead of passing it as an event handler callback. This can cause unexpected….
Not using useCallback when passing event handlers to child components
The Importance of useCallback for Event Handlers in React When passing event handlers to child components, not using useCallback can lead to performance issues. Here’s why it matters and how….
Using arrow functions inside JSX without memoization leading to re-renders
Arrow Functions in JSX and Re-render Performance Issues Using arrow functions directly in JSX can cause unnecessary component re-renders, which is a common performance pitfall in React applications. The Problem:….
Passing a function as a prop but forgetting to bind it in class components
Handling Function Props in Class Components A common issue in React class components occurs when passing functions as props without proper binding, leading to this context problems. Here’s how to….