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TILens turns technical updates into a focused daily brief: official releases, trusted reporting, and practitioner analysis, deduplicated and organized by topic.

21 Sep 2026 edition

86 articles · 19 sources · 8 papers ·

Top topics: JavaScript · AI · Python

Rust

Modelling interconnected structures

Hi, I am trying to parse a file that contains serialized C++ objects, and represent them within Rust. The file starts with a list of every object, then the objects themselves can also refer to one another. Ideally, I…

Source: Rust Users Forum AzureFinch83
Rust

How to use Rust-for-Linux?

I am wanting to develop some out-of-tree LKM's in Rust and have just finished enabling Rust Support in my kernel (enabling CONFIG_RUST) and I've also cloned rust-for-linux, though I don't understand how this directory…

Source: Rust Users Forum pawndown
Python

PEP 824: None-coalescing operators

Building on the ideas from PEP 505 and after many discussions over the years, I’m happy to present PEP 824: None-coalescing operators. Please be sure to also check out the discussion for the companion PEP 823. Abstract…

Source: Python PEPs Marc Mueller
Python

PEP 823: None-aware access operators

Building on the ideas from PEP 505 and after many discussions over the years, I’m happy to present PEP 823: None-aware access operators. Please be sure to also check out the discussion for the companion PEP 824.…

Source: Python PEPs Marc Mueller
Python AI Django

Cloudflare Python Workers are now generally available

Cloudflare Python Workers are now generally available After a two year preview, Cloudflare's support for running Python code in their server-side Workers platform is now stable: "Python is now a first-class, fully…

Source: Simon Willison's Weblog
Rust

Help understanding BufReader

Currently, I am building a custom StreamRecorder struct that records bytes read from a stream. While implementing it, I experimented with two different wrapping orders: putting the BufReader inside my struct versus…

Source: Rust Users Forum Kodekar123
Java

Static as a Roq-airhacks.fm podcast

Subscribe to airhacks.fm podcast via: spotify| iTunes The #415 airhacks.fm episode with Andy Damevin (ia3andy) about: Roq, the Quarkus static site generator, with Quinoa, the Web Bundler and Qute is available for…

Source: Adam Bien Blog
Rust

What and when to unit test?

I'm currently making a TUI wrapper for flatpak using Ratatui, and I know it is a good practice to do unit tests on your code, but I genuinely have no idea what to even test. Like almost everything I know that could bug…

Source: Rust Users Forum kenji
Java

Releasing Spring for Modern Challenges

Releasing Spring For Modern Challenges TL;DR: The Spring release train has been updated from a two week long train to a single day, the Thursday after the third Monday of the month. The next regular patch train will be…

Source: Spring Blog mminella
Java

Spring AI and TypeSafe Jev: Fast, Cheap, Structured Decisions

Reference documentation and GitHub repository We often need quick decision-making components in our AI applications: to pick the next step in a multi-agent system, to evaluate the inputs and outputs of a complex…

Source: Spring Blog tzolov
Java AI

Spring Office Hours Podcast: S5E24 - Jev, Java and Spring

Jev is a new model from TypeSafe that answers typed questions about your content. You send it some text and the decisions you need. It returns a probability, a choice, or a score instead of a paragraph. That makes it a…

Source: Spring Blog danvega
JavaScript React

React Signup Tests Need Intent, Not Just Clicks

Signup tests often look healthy while proving very little. A test clicks the submit button, waits for a selector, and turns green. Then a small copy change, a slower email provider, or a duplicate request exposes that…

Source: DEV JavaScript feed ryanlee
JavaScript AI

Googlebook 899 USD chạy Android: có đáng mua với dân VN?

Originally published on NextFuture Google vừa mở pre-order Googlebook ở mức 899 USD. Câu hỏi thực tế với dân văn phòng Việt Nam không phải "máy có xịn không" mà là "tính năng nào bắt buộc phải mua máy mới". Câu trả lời…

Source: DEV JavaScript feed BeanBean

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