DEV Community • 2026-08-17 16:05

Copilot Autofix Introduced a Critical CI/CD Bug at Snowflake. Here's How to Harden GitHub Actions

On June 23, an autonomous AI security tool walked into Snowflake's internal Jira. It did not brute-force a login or find a leaked password. The door was left open five days earlier by a commit "co-authored by Copilot Autofix powered by AI," and the only key anyone needed was the ability to open a GitHub issue with a carefully written title. Wiz Research published the full write-up on August 17 (R...

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The HackerNoon Newsletter: How Much Predictive Signal Is Hidden in a Chess Opening? (8/17/2026)
HackerNoon • 2026-08-17 16:05

The HackerNoon Newsletter: How Much Predictive Signal Is Hidden in a Chess Opening? (8/17/2026)

8/17/2026: Top 5 stories on the HackerNoon homepage!

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Hacker News • 2026-08-17 16:04

Show HN: Classifier and browser extension to detect rule violating HN comments

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DEV Community • 2026-08-17 16:01

Understanding Async Programming

Async programming, short for asynchronous programming, is one of those concepts that might sound intimidating at first but becomes surprisingly intuitive once you understand the problem it is trying to solve. And that problem is mostly waiting. Modern applications spend a lot of time waiting for things to happen. They wait for APIs to respond, databases to return queries, files to be read or wri...

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DEV Community • 2026-08-17 16:01

Understanding Async Programming

Async programming, short for asynchronous programming, is one of those concepts that might sound intimidating at first but becomes surprisingly intuitive once you understand the problem it is trying to solve. And that problem is mostly waiting. Modern applications spend a lot of time waiting for things to happen. They wait for APIs to respond, databases to return queries, files to be read or wri...

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5m read
DEV Community • 2026-08-17 16:01

Cutting Cloud Costs with a Few Habits

The Silent Budget Killer Cloud bills creep up. You start with a small instance, a managed database, and a bucket. A year later, you're paying for resources you forgot existed. The worst part? Most of that waste is avoidable with a few simple habits. I've been there. After a particularly painful invoice, I made a checklist of practices that now keep my cloud spending in check. Here's wh...

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How canvases make agentic workflows visible, steerable, and cost-efficient
The GitHub Blog • 2026-08-17 16:00

How canvases make agentic workflows visible, steerable, and cost-efficient

Chat is great for intent, but agent work gets lost in the scroll. Here is how I use canvases with my agentic workflows—and why your workflow also deserves a canvas. The post How canvases make agentic workflows visible, steerable, and cost-efficient appeared first on The GitHub Blog.

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Hacker News • 2026-08-17 15:56

Show HN: UL-SMF – Open-source linear-complexity ~300x KV-cache compression

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DEV Community • 2026-08-17 15:50

Authentication done right: JWT, sessions, and OAuth explained — Like a Marvel superhero assembling the team

The Quest Begins (The "Why") I still remember the first time I tried to add login to a side‑project. I’d read a tutorial that said “just store a token in localStorage and you’re good,” slapped together a few fetch calls, and called it a day. A week later I got an email from a user: “Hey, I can’t log out, and someone else seems to be using my account.” My heart sank. I realized I’d bolte...

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Hacker News: Front Page • 2026-08-17 15:49

Universal Health Coverage Could Save $1T and 114,000 Lives a Year, Yale Study

Article URL: https://ysph.yale.edu/news-article/universal-health-coverage-could-save-one-trillion-dollars-and-114000-lives-every-year/ Comments URL: https://news.ycombinator.com/item?id=49332981 Points: 87 # Comments: 53

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DEV Community • 2026-08-17 15:40

The Status Quo of AI in Software Development (2026)

Artificial Intelligence in 2026: From Companion to Infrastructure Artificial Intelligence has moved from being a futuristic concept to an everyday companion in software development. In 2026, the landscape is defined by rapid innovation, fierce competition, and unresolved challenges around governance, sustainability, and labor. Developers today are navigating both unprecedented opportuni...

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Programming for Cybersecurity: What You Actually Need to Know
DEV Community • 2026-08-17 15:36

Programming for Cybersecurity: What You Actually Need to Know

When I first got interested in cybersecurity, I thought it was all about tools. Nmap, Metasploit, Wireshark, Burp Suite. I downloaded them all, watched tutorials, and felt like a hacker. But the first time I tried to customize a scan or parse a weird log file, I hit a wall. I didn't know how to code. And in cybersecurity, that's like trying to be a chef without knowing how to use a knife. This a...

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Hacker News: Front Page • 2026-08-17 15:36

Launch HN: Speko (YC S26) – OpenRouter for Voice AI

Hi HN! I'm Bek, founder of Speko, a platform that finds an optimal combination of speech-to-text, LLM, and text-to-speech models, given your constraints, among all our public benchmarked options, and tells you why.Demo: https://youtu.be/no2LY2gRh-cTypical production voice agent is an ensemble of three models: STT, an LLM, and TTS.Each of those layers offers a dozen credible vendors, and each month...

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Hacker News: Front Page • 2026-08-17 15:36

Launch HN: Speko (YC S26) – OpenRouter for Voice AI

Hi HN! I'm Bek, founder of Speko, a platform that finds an optimal combination of speech-to-text, LLM, and text-to-speech models, given your constraints, among all our public benchmarked options, and tells you why.Demo: https://youtu.be/no2LY2gRh-c Link: https://speko.ai/?utm_source=hnTypical production voice agent is an ensemble of three models: STT, an LLM, and TTS.Each of those layers offers a ...

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Building a Society of One Billion Agents on Four GPUs
Level Up Coding - Medium • 2026-08-17 15:30

Building a Society of One Billion Agents on Four GPUs

Open Qwen weights, a distilled surrogate, and a runtime that makes zero model callsContinue reading on Level Up Coding »

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Quantization-Aware Training Actually Ruins AI Safety
Level Up Coding - Medium • 2026-08-17 15:30

Quantization-Aware Training Actually Ruins AI Safety

Why processing inputs past 64K tokens makes quantized models obey harmful buried prompts.This cover visual represents how aggressive quantization physically crushes the structural integrity of model safety alignment, allowing harmful inputs to leak through under long-context pressure.Imagine hiring a world-class security team to guard your vault, only to find that dressing them in slightly tighter...

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PostgreSQL B-Tree Indexes: How Fast Queries Work
Level Up Coding - Medium • 2026-08-17 15:30

PostgreSQL B-Tree Indexes: How Fast Queries Work

Imagine a user table with ten million rows. An application runs:Continue reading on Level Up Coding »

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Building RenAIssance: An End-to-End OCR Pipeline for Historical Documents-Part II
Level Up Coding - Medium • 2026-08-17 15:30

Building RenAIssance: An End-to-End OCR Pipeline for Historical Documents-Part II

This is Part 2 of a two part series. Readers who have not seen the first part should start there: Building RenAIssance: An End to End OCR Pipeline for Historical Documents.The full source code is available here: LINK.Part 1 of this series covered the core of RenAIssance: the process of taking a scanned page from an early modern Spanish document, cleaning it up, locating the text on it, and reading...

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Building a Deployment Checklist That Actually Prevents Production Incidents
Level Up Coding - Medium • 2026-08-17 15:29

Building a Deployment Checklist That Actually Prevents Production Incidents

Count the items on your deployment checklist. If there are more than a handful, the list is not telling you that your team is careful. It…Continue reading on Level Up Coding »

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How I Turned My Inbox Into a Job Tracker
Level Up Coding - Medium • 2026-08-17 15:29

How I Turned My Inbox Into a Job Tracker

How I Turned My Inbox Into a Job Search DashboardIdea & MotivationSince the moment I started hunting for jobs, my goal was to keep track of all the jobs I am applying to and their statuses. Part of the reason was more organized approach and idea about companies to follow up with, and part of the reason was to keep track of the statistics which would be cool to publish later on.Figure 1: The or...

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