one would initially be led to believe. Many of JavaScript’s subtleties lead to a number of common problems—10 of which we discuss here—that keep code from behaving as intended. It’s important to be aware of
JavaScriptTypescriptWeb Development video How to use the new Python Installation Manager tool for Python 3.14 May 27, 20254 mins Python video How to use Marimo | A better Jupyter-like notebook system for Python May 13, 20254 mins Python
In this article, I’ll tell you the pitfalls I’ve run into in my career — some of which were my fault. In this context, I need to give a bit of disclaimer: My daily business is heavily influenced by my use of the Jest framework for unit testing, and by the Cypress framework for...
Hack #12. Avoid Common Pitfalls Learn the history of Greasemonkey security and how it affects you now. Once upon a time, there was a security hole. (This is not … - Selection from Greasemonkey Hacks [Book]
Also, read Common sources of slow performance for a canvas app to learn about common pitfalls you can avoid while designing or updating canvas apps. Large datasets loading slowly on different platforms The performance of an app might vary when loading large sets of data on different platforms ...
Peak seasons may vary from retailer to retailer and region to region. But for most, some dates – Black Friday, Cyber Monday, Thanksgiving, Christmas, and winter sales, to name but a few – are guaranteed to push operational demands to…
Javascript-enabled tests in Capybara run in another thread.This is stated clearly in the README,but I've seen a lot of tests showing that developers haven't yet internalized this concept. This has a few implications: Your stubs and mocks won't work, since the objects you're modifying in...
What is prop drilling and how to avoid it? Prop drilling is basically a situation when the same data is being sent at almost every level due to requirements in the final level. The problem with Prop Drilling is that whenever data from the Parent component will be needed, it would have to...
Python Pitfalls: Avoidable Once You Know the Nuances Python is a powerful and flexible language with many mechanisms and paradigms that can greatly improve productivity. As with any software tool or language, though, having a limited understanding or appreciation of its capabilities can sometimes be ...
5 common pitfalls to avoid when using custom drop-downs. A few cases where custom drop-downs may be better than native. A‘Shell Approach’ will often be a better solution, as it provides most of the aesthetic advantages, but still rely on the native drop-down beneath. 5 Pitfalls with ...