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ProgrammingDEV Community ·

Critical flaw in LMCache KV cache server allows remote code execution as root

JFrog disclosed a critical vulnerability (CVE-2026-105192) in LMCache, a caching layer for large language models. The flaw, rated 9.8 out of 10, allows unauthenticated remote code execution via a ZeroMQ socket with no authentication. Versions 0.3.9 through 0.5.5 and development branches are affected, with no fixed version currently available. The vulnerability exists because the server deserializes messages using Python's pickle library before validating them. Official container images run the process as root, granting full system privileges to attackers who can reach the exposed socket.

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ProgrammingDEV Community ·

Dev community warns ZIP downloads are not reliable proof of batch job completion

A technical article on DEV Community explains that receiving a ZIP file after a browser-based batch operation does not confirm all tasks finished successfully. The author details how duplicate filenames or silent failures can lead to incomplete results despite a seemingly successful download. To address this, they propose a design for a verifiable export process with clear, separate completion stages like conversion, packaging, and delivery. The design includes assigning unique IDs to each input item to track results accurately, independent of filenames. This approach aims to prevent the user experience of an incomplete final archive.

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ProgrammingHacker News ·

Aardman's 'Wallace & Gromit' Studio Remains Mostly Independent

The British animation studio Aardman, famous for the 'Wallace & Gromit' series, has reportedly retained 90% independent ownership. This follows a strategic minority investment from the French media group Mediawan. The deal allows Aardman to maintain creative control over its productions and brand. The investment is intended to support the studio's growth and expansion into new projects while preserving its unique, independent character.

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ProgrammingHacker News ·

Oxide Computer raises $445 million in Series D funding round

Oxide Computer Company has secured $445 million in a Series D funding round. The announcement was made public via a post on the company's official blog. The news was subsequently shared and discussed on the Hacker News platform, where it garnered significant community engagement. The capital infusion is intended to support the company's ongoing development and business objectives.

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ProgrammingHacker News ·

Deno Runtime Joins Cloudflare, Strengthening Serverless Platform

Deno's company is joining Cloudflare, as announced in a blog post on September 12, 2024. The open-source JavaScript and TypeScript runtime will become part of Cloudflare's product portfolio. The move aims to integrate Deno's capabilities with Cloudflare's global network and serverless offerings. The acquisition's goal is to accelerate development and enhance the developer experience for both platforms.

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ProgrammingDEV Community ·

GitHub Actions Cron Schedules Unreliable on Free Tier, Community Analysis Finds

A development team using GitHub's free tier experienced unreliable scheduled workflows despite correct configuration. Their GitHub Action, set to run hourly, missed seven out of eight expected executions on a critical day, with the sole run arriving significantly late. The incident highlights that GitHub explicitly designates cron scheduling as 'best-effort,' particularly for free accounts and during high platform load. A key diagnostic challenge is that GitHub's API cannot report missed cron opportunities, only created runs. This behavior can disrupt software planning and release cycles for teams relying on automation.

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ProgrammingDEV Community ·

Sales ops automations cost $6,500 to build, save 50 hours monthly

A developer built three sales operation automations for a client, detailing real costs and outcomes. The systems automated lead scoring, pipeline reporting, and deal follow-up reminders. The total build cost was $6,500, with a monthly $270 run rate, saving roughly 50 hours of manual work monthly. The developer also highlighted specific technical failures encountered during implementation, such as flawed scoring logic and expired API tokens. These issues underscored the importance of building safeguards like confidence thresholds and error alerts into automated systems.

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ProgrammingDEV Community ·

Developer outlines challenges of maintaining a growing web tool directory

The creator of the Be Good Tool directory details the engineering challenges of keeping a utility site usable as its catalogue expands. They built the homepage in Vue, focusing on maintaining synchronized navigation, search, metadata, and layout without duplicating data. The solution uses separate composable functions for different data sources to manage server-side and client-side rendering consistently. The developer also explains design choices for search, navigation links, and structured data to ensure clarity and performance.

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ProgrammingDEV Community ·

Cisco CCNA certification retains value in 2026, adapts to modern networking needs

The Cisco CCNA certification remains a relevant entry-level credential for networking professionals despite industry shifts toward cloud infrastructure. Cisco consolidated multiple specialized CCNA tracks into a single exam in 2020 to reflect broader skill requirements. The updated exam now includes automation topics like Python scripting and REST APIs alongside traditional networking fundamentals. It serves as a foundational step for various Cisco technology specializations. The certification is recommended for specific career paths but requires evaluating its return on investment given study time commitments.

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ProgrammingDEV Community ·

Failed file hash check does not necessarily indicate tampering, expert explains

ProofLedger founder explains that a failed timestamp verification only indicates a file's hash doesn't match an anchored record, not necessarily that content was altered. Common tools like gzip, tar, and Git can modify file bytes without changing content, such as by adding timestamps or adjusting line endings. The service hashes raw bytes without interpreting file content, meaning identical content can produce different hashes across systems. A successful verification provides strong evidence of unchanged bytes, but a failed check requires users to ensure their file generation process is reproducible.

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ProgrammingDEV Community ·

Smartlead vs Instantly: Cold Email Tool Comparison Based on Team Needs

An analysis compares two popular cold email platforms, Smartlead and Instantly. The key difference lies in their intended audience: Instantly is geared towards in-house teams needing built-in lead databases and light CRM features. Smartlead is designed for agencies requiring separate client workspaces, white-label dashboards, and strong API control. Their mid-tier plan prices are very close, with Smartlead Pro at $94 and Instantly Hypergrowth at $97 per month. The article advises businesses to choose based on their specific operational workflows and hidden costs like add-ons.

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ProgrammingDEV Community ·

Developer creates four-question filter to evaluate GitHub repositories more effectively

A software developer has implemented a personal four-question filter to critically assess which GitHub repositories they add to their workflow. The system was developed after they realized starring repositories was not a useful way to determine if a tool belonged in their actual development stack. The filter helps distinguish between genuine tools and reference materials, and identifies functional redundancy with existing software. This process aims to reduce maintenance overhead and prevent clutter from unused or duplicate tools.

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ProgrammingDEV Community ·

Playwright's guide to fixing flaky tests: 8 common causes and solutions

Playwright defines a flaky test as one that fails and then passes on a retry without any code change. The article outlines eight frequent reasons for such unreliable tests, such as using hard-coded timeouts or reading element states before they are ready. It advises against simply using retries, which mask the problem, and instead recommends specific fixes from the Playwright documentation. These solutions include using assertions that wait for conditions and employing new features like test locks and random test shuffling. The goal is to help developers identify root causes and implement stable fixes.

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ProgrammingDEV Community ·

Mac scanner delay traced to inefficient app polling process

A ScanSnap iX2500 scanner experienced 14-second delays before scanning due to inefficient software behavior. The scanner's resident background process, SshResident, consumed excessive CPU during startup checks. Investigation revealed the process repeatedly polled macOS LaunchServices to check helper app status. This polling scanned all running applications instead of targeting the specific needed process, causing delays proportional to system load.

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ProgrammingDEV Community ·

Security audit finds high-risk governance vulnerabilities in ether.fi's $4.7B staking protocol

A security review of the ether.fi Stake protocol identified multiple high-severity governance vulnerabilities. The audit, conducted by a DeFi security firm and dated October 9, 2026, examined the governance attack surface of the $4.7 billion staking service. It found critical issues, including the potential for unauthorized contract upgrades and flash-loan voting attacks. The review concluded the governance layer presents significant risks, scoring an overall 8 out of 10 for high risk.

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ProgrammingDEV Community ·

Developer bypasses zip file storage constraint with selective HTTP downloads

A developer faced a common storage issue where they lacked space for both a large zip file and its extracted contents. They devised a method using HTTP Range requests to download only a zip file's central directory, which lists its contents, without saving the zip itself. This allows users to selectively download and extract specific files directly, saving significant disk space when only parts of an archive are needed. The developer implemented this solution as a command-line tool and later as a Chrome extension with a native helper program. However, the technique does not work on servers like GitHub that do not support HTTP Range requests for zip downloads.

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ProgrammingHacker News ·

Study finds exercise improves survival rates for cancer patients

A study published in the New England Journal of Medicine has found that regular exercise is linked to increased survival rates in cancer patients. The research provides evidence that physical activity can improve patient outcomes following a cancer diagnosis. The findings were discussed on the Hacker News platform, generating community interest. This adds to the growing body of evidence supporting the role of lifestyle factors in cancer care.

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ProgrammingHacker News ·

Meadows language enables creation and simulation of stock-and-flow diagrams

A developer has created Meadows, a small programming language for designing stock-and-flow diagrams. These diagrams are used to model dynamic systems, often in economics or ecology. The language allows users to specify systems with stocks and flows, then simulate their behavior over time. The project was recently shared on the Hacker News platform, where it garnered community interest.

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