Question I need to summarize a long text (e.g. a book or a document) using the OpenAI API. However it has a token limit (e.g. 4k words) that is much shorter compared to an entire book. Is there any solution…

Question I want to pass a large document (or many documents) to the ChatGPT API and then ask it some questions. However, due to the token limits, you can’t do that, because the documents have millions of words, while the…

Question This is the modern way to center an element of unknown width in the page: However, in our specific case, the element will also have an animation that uses transform and translate. Basically the animation will conflict with the…

Question Is it possible to activate a maintenance mode in a Rails application? Basically we need to stop the requests and display a maintenance page while we perform some updates on the database. Answer There isn’t a built-in solution in…

Question I use Rails credentials for managing secrets in a secure way. Now I need to change some secret credentials for the production environment. Can you provide the full command for editing the file (config)? Answer This is the command:…

Question Passkeys will probably replace passwords in the future. How do they work? Can you explain passkeys in simple words? Answer When you sign up to a website, instead of entering a new password, your browser generates a new key…

Question I see on ArtifactHub that there’s a new version of a chart, so I try to upgrade the chart on my Kubernetes cluster. For example I run this command to update the metrics-server chart: The upgrade apparently succeeds (there…

Question I have installed PHP on MacOS with Homebrew using this command: However if I run php from command line (e.g. php –version) I get this error: How can I fix this? Answer You need to use this command: However…

Question An error occurred while installing openssl (2.2.2), and Bundler cannot continue. How do I solve this error on MacOS? I have upgraded MacOS, Xcode, Xcode command line tools, Homebrew and the Homebrew formula for openssl. Now when I run…

Question After a new deployment, some pods are “Pending” and cannot be scheduled by Kubernetes on any node, due to resources shortage. How do I find out which pods are requesting a lot of CPU? Answer You can easily see…