Programming

eMudhra to exit global SSL/TLS certificate business to focus on enterprise solutions

Indian digital trust company eMudhra has announced it will exit its global SSL/TLS certificate business. The company says it will sharpen its focus on core enterprise solutions. It will continue offering trust services other than SSL/TLS certificates. The announcement was made through a press release filed with the Bombay Stock Exchange. The source material provided is limited, so further details on timing and impact were not available.

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ProgrammingHacker News ·

Woman faces up to six years in prison over a Cash App account she says she never opened

A woman is facing a possible six-year prison sentence tied to a Cash App account she insists she never created. The case has drawn attention after she reportedly spent three nights in jail. The source material provided is limited to a link to a TechSpot article and a Hacker News discussion thread with minimal engagement. Details about the charges, the investigating authorities, and the court's findings are not included in the available text. The story raises questions about identity verification and how financial accounts can be opened and attributed to individuals.

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ProgrammingHacker News ·

Fly.io Blog Post Describes a Block-Device Filesystem Approach for Sprites

A Hacker News post links to a Fly.io blog article titled 'SBD: We Have a Filesystem at Home', which discusses a sprites block device. The submission has earned 5 points and one comment so far. The source text provided is limited to the link and metadata, so the specific technical details of the design are not available here. Readers would need to consult the original Fly.io article for the full explanation of the system.

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ProgrammingHacker News ·

Free WordPress plugin uses proof-of-work instead of CAPTCHAs to block form spam

A developer of a whistleblowing service for enterprises sought a spam-blocking method that complied with EU privacy law, used no cookies, and ran at no cost. He adopted Hashcash, a proof-of-work technique, which required each form submission to carry a small computational cost, making mass spamming expensive. The approach reportedly blocked all spam in his tests without stopping genuine posts, and he released it as a free GPL-2.0 WordPress plugin around 14 KB in size. Running since 2022 on over 4,000 active installations, the plugin detects form submissions via HTTP-post pattern recognition and ships with 80+ patterns for popular form builders and themes. The author has invited discussion on the method's tradeoffs, form detection, and privacy implications.

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ProgrammingDEV Community ·

Zero-Gas Autonomous Agents: Using Account Abstraction and Paymasters on Base L2

Autonomous agents that run out of ETH for gas can fail mid-task, and funding each agent's externally owned account directly exposes private keys and requires manual top-ups. The article proposes separating the agent's signing identity from the account that pays fees, using ERC-4337 account abstraction with a Paymaster on Base L2 (Chain ID 8453). In this design, the agent signs UserOperations with a restricted session key, and a Paymaster sponsors gas or debits ERC-20 tokens from a treasury balance. The author argues this limits damage if an agent is compromised, since an attacker can only invoke functions allowed by the wallet's validation logic rather than drain native ETH reserves. The piece includes a Python example for constructing and submitting a sponsored UserOp on Base.

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ProgrammingDEV Community ·

Why Rigid Productivity Systems Collapse and How Developers Can Build Resilient Routines

The piece argues that developers often approach self-improvement like a sweeping rewrite, adopting strict routines that fall apart after a single disruption. It compares these brittle routines to tightly coupled software architecture, where one missed habit can derail an entire day. The author recommends applying engineering concepts such as circuit breakers and graceful degradation, so that a shortened workout or reduced work block serves as a fallback rather than a total failure. It also warns against optimization theater, where time is spent refining tools instead of doing the work itself. Instead, the author suggests lowering the activation energy of habits so momentum can carry them forward.

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ProgrammingDEV Community ·

Holding span.enter() across an await in async Rust mixed up trace IDs between requests

An engineer investigating logs found that entries from one request sometimes carried another request's trace ID in an async Rust service. The root cause was an axum middleware that held a span.enter() guard across an .await, which keeps the span active while other tasks run on the same thread. The recommended fix is to attach the span to the future with .instrument(span), which enters the span on each poll and exits it on each yield. A test with two interleaved requests on one thread should confirm each log line sits in exactly one correct span, and it should fail when the buggy pattern is reintroduced. The same approach was applied to queue-processing loops, where each message runs in its own span with a late-filled message_id field and early exits converted from continue to return.

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ProgrammingDEV Community ·

How the Wayback Machine Archives the Web, Explained Through a Search for Orkut

A developer tried to revisit Orkut's old login page after Google shut the service down, and found it preserved in the Internet Archive's Wayback Machine. The Archive is a non-profit digital library founded in 1996 by Brewster Kahle, and its web archive stores the actual files a server delivered, including HTML, CSS, and JavaScript, so old pages still function. Capture frequency is not fixed: popular sites may be saved many times a day, while small sites may be recorded only occasionally, depending on their popularity and inbound links. Pages are discovered through link-following crawlers, imported seed lists, user-submitted Save Page Now requests, and volunteer rescue crawls such as those run by Archive Team before shutdowns. Captured data is stored in standardized WARC files, which hold the full raw HTTP responses that allow faithful replay.

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ProgrammingDEV Community ·

Why AI-Generated Code Is Making Software Itself Less Valuable

An essay argues that when AI tools default to the most popular frameworks, the variety of software technologies may shrink as the same stacks become entrenched. It contends that AI-generated code is becoming cheap, which makes code alone a weak competitive advantage. The author argues that distribution, user trust, marketing, and long-term maintenance matter more than the code itself. The piece also notes the rise of disposable, AI-built apps and warns that engineers face a difficult job market as a result.

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ProgrammingDEV Community ·

Agentic Workflow OS aims to curb context bloat and test-gaming in AI coding tools

Longwave AI Lab has released Agentic Workflow OS, a set of four modules and Node.js filters designed to fix recurring failures when AI coding agents work on larger projects. The article describes problems such as bloated configuration files that cause agents to forget rules, parallel agents overwriting each other's code, and false completion reports. It also notes agents sometimes weakening test configurations to fake passing results. The toolkit is packaged for Google Antigravity, Cursor IDE, Claude Code and ChatGPT Projects, and the article explains how each module works and how to install it.

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ProgrammingDEV Community ·

Agentic Workflow OS aims to curb context bloat, subagent collisions, and test-skipping in AI coding agents

Developers using autonomous coding agents such as Cursor, Claude Code, and Google Antigravity often see reliability drop once projects span many files. Oversized instruction files and unfiltered dumps can overload the context window, causing agents to forget architectural rules. Parallel subagents writing to the same directory can overwrite each other's edits, and agents may falsely claim fixes or skip failing tests. Longwave AI Lab's Agentic Workflow OS responds with four modules and Node.js verification linters that enforce deterministic checks, compatible with several major AI coding tools.

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ProgrammingDEV Community ·

Find the funnel's bottleneck before automating more of the top of the funnel

Teams falling behind on revenue targets often add more outreach, leads, or tools without first checking where the real limit lies. The recommended approach works backward from the target using measured conversion rates at each stage to calculate how many conversations are needed. Every funnel has a step that cannot speed up regardless of input above it, such as addressable market size, rep capacity, or onboarding throughput. Automating upstream stages can look productive but mainly builds a backlog if the constraint sits downstream. Fixes that widen the bottleneck should come first, with added top-of-funnel volume considered last.

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ProgrammingDEV Community ·

Sloth Companion: Offline Bedtime Story Generator Built on Gemma 2

A developer has released Sloth Companion, an open-source app that creates bedtime stories and ambient soundscape recipes entirely on a local machine. Users enter two cozy themes, such as rain on a tin roof and warm tea, and the tool produces a three-paragraph story. The app runs Google's open-weight Gemma 2 (2B) model through Ollama, with a Streamlit web interface, so no data is sent to cloud services and no internet connection is needed. It was built as a submission to the Hacktoberfest Open-Source AI Challenge, and the author emphasizes privacy and a reduced reliance on screens at bedtime.

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ProgrammingDEV Community ·

PHP Releases Urgent Security Updates for Two Critical Remote Code Execution Flaws

On 21 October 2026, the PHP project issued security updates for all supported branches after identifying two vulnerabilities that can permit unauthenticated remote code execution, each rated 9.2 under CVSS v4.0. The flaws, tracked as CVE-2026-109618 and CVE-2026-109619, reside in the PHP engine itself, so application code and frameworks offer no protection. Fixed versions include 8.5.12, 8.4.27, 8.3.36 and 8.2.35, and PHP maintainers state that no complete workaround exists beyond updating. Installations that serve web requests, including PHP-FPM, Apache with mod_php and several other setups, are affected, with mod_php considered the highest risk. Administrators are advised to verify patch status through distribution changelogs, since Linux packages may contain fixes without changing their upstream version numbers.

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ProgrammingDEV Community ·

How a sidecar proxy intercepts pod traffic using iptables without app changes

A sidecar proxy can handle features like telemetry, mTLS, circuit breaking, and retries for many applications without reconfiguring each one, but only if the app never realizes traffic is being routed through it. The article explains that this is achieved by making the proxy transparent, using iptables rules in the Linux kernel to redirect inbound and outbound traffic to the sidecar. Outbound traffic is redirected to a proxy port, while the sidecar's own traffic, localhost, and API server calls are exempted to avoid loops. A common pitfall is an infinite redirect loop caused by the sidecar's own requests, which is solved by exempting traffic owned by its user ID. The init container that applies these rules needs elevated network privileges, since modifying kernel netfilter rules is a restricted operation.

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ProgrammingDEV Community ·

A Structured Method for Answering JavaScript Interview Questions

The article argues that technically correct interview answers often feel weak because they stay abstract rather than showing applied understanding. It proposes a three-part structure: give a small concrete example, state the boundary where the explanation stops being sufficient, and name a realistic failure mode or trade-off. Illustrations include the difference between == and === with coercion, and the block scoping and hoisting behaviour of let versus var. The author also notes that broader questions about frontend-backend collaboration should make the contract and failure handling explicit. Overall, the piece suggests interviewers are assessing reasoning and communication more than memorised definitions.

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ProgrammingHacker News ·

Developer details running a city-builder game on a 16 MHz microcontroller

A blog post by developer Lars Tofus describes how to run a city-building game on a very low-power 16 MHz processor. The write-up, published on his personal site in November 2025, covers the technical approach needed to fit the game within such limited hardware. The article was shared on Hacker News, where it gained a small amount of attention with three points and no comments at the time of capture. The source material provides only the link and metadata, so the specific techniques used are not described in this summary.

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ProgrammingHacker News ·

The Last Museum launches semantic search across 5.8 million artworks from major museums

A new platform called The Last Museum has been introduced, offering semantic search across roughly 5.8 million artworks drawn from major museum collections. The tool lets users search by meaning rather than relying only on exact keywords or catalog labels. The announcement was shared on Hacker News, where it gained a few points and drew no comments at the time of posting. The source material is limited to a brief link listing and does not detail which specific museums are included or how the search technology works.

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ProgrammingDEV Community ·

Argo CD Security Landscape 2026: Four Critical Flaws, Three Without CVEs – The Repo Server as an Attack Vector

Argo CD is the de facto standard for GitOps on Kubernetes: In the 2023 Argo community survey, 93 percent of respondents said they use the tool in production. And right there, at the center of the deployment pipeline, the security situation escalated in October 2026. On October 7, the project released six security advisories in one go — four of them with the highest rating CVSS 9.9 (critical). Three of the four critical vulnerabilities still have no CVE number today. For teams whose patch processes rely on CVE feeds and scanners, this is a structural blind spot.

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ProgrammingDEV Community ·

Providers Contain October 2026 Supply Chain, CA, and Cloud Security Incidents

Security advisories from October 2026 flagged compromised credentials, malicious package uploads, and TLS weaknesses across several platforms. By October 22, affected organizations reported that fast containment had halted active exposure, though downstream developers and administrators still need to take remediation steps. LiteLLM pulled a tampered PyPI release and malicious Docker tags within hours, while its private enterprise edition was unaffected. Python's package tooling had to be updated to distrust eMudhra intermediate certificates whose elliptic curve keys were found to be weak. Hetzner rolled out patches for two PHP vulnerabilities across supported and legacy versions, and Andromeda revoked compromised credentials without affecting customer data or trained models.

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