Three Kubernetes NetworkPolicy Baseline Mistakes That Break Namespace Isolation

A default-deny NetworkPolicy changes how Kubernetes pods communicate by blocking traffic unless explicitly allowed. The article notes that policies are additive and allow-only, and that enforcement depends on the CNI plugin rather than the API object itself. A common failure occurs when a default-deny egress policy is applied without a DNS exception, causing pods to fail name resolution. Other pitfalls include DNS setups like NodeLocal DNSCache, which may need extra rules for hostNetwork pods or link-local addresses. The author also points to other platform dependencies that often break in the same way when they are not explicitly allowed.

Nightly audit flags 11.7% of 514 paid backlinks, mostly due to rewritten anchor text

An automated system checks 514 paid backlink placements across 13 projects every night, replacing a manual process. On one night, 60 placements (11.7%) were flagged as having issues. Most failures were not deleted links but rewritten anchor text, with 93 of 95 link-related findings involving changed phrases around the link. The authors note the 11.7% figure is an upper bound, since some pages could not be read by the scraper. The system aims to verify that purchased anchors and links remain intact, detecting problems by the next morning rather than whenever someone checks.

Travel Directory Moves Off Vercel's Free Plan to Cloudflare Workers

A developer running an 800-page travel directory with an affiliate revenue model moved the site off Vercel's Hobby plan, which prohibits commercial use. The move was prompted by a storage warning and the realization that the site earned commission, making the free tier inappropriate. Rather than a simple settings change, the migration required rebuilding the 650-line vercel.json routing logic, which turned out to be an implicit program that Vercel interpreted. A roughly 120-line Cloudflare Worker was written to reproduce redirect ordering, path matching, proxying, static serving and headers. The developer validated the new setup by comparing responses against the old host across all sitemap URLs before switching over.

Grouping App Store 1-Star Reviews by Version to Pinpoint Regressions

A developer shares a short script that counts low-star App Store reviews per app version using Apple's public reviews feed, which includes version data without requiring an API key. The method treats a version with a sharp rise in its low-star share compared with the previous release as a likely regression, and suggests reading that version's review text for details. The author notes a limitation: the feed only exposes about the latest 500 reviews per app per country, so older versions may have small samples. Running the check across multiple storefronts is recommended, since one country does not reflect the full picture. The author also promotes a paid Apify Actor for multi-country sweeps and incremental runs, disclosing their involvement in it.

Seven open-source AI visibility trackers launched on Hacker News in 2026

Seven open-source tools launched on Hacker News this year to help users monitor their presence in AI search results without paying for a subscription. The article reviews each project's features, costs, and limitations, noting that most rely only on the user's own LLM API fees. Elmo offers wide coverage across nine AI engines but does not audit site crawlability, while Canonry tracks citations and combines data with Google Search Console but offers no fix recommendations. Other entries include Auto-geo, Lettertrace, CiteLadder, and GetCito, which vary in scope, maturity, and maintenance activity.

Python script finds a company's subsidiaries using free GLEI data, no API key needed

The article explains how to find which entities list a given company as their parent using the Global LEI Index, a free source that requires no API key. It shows a raw curl command querying direct children of Deutsche Bank AG and notes that results are paged and that the ultimate-children level covers the whole group. It warns that missing parent data may reflect a reporting exception, which should be kept distinct from a company having no parent. The author shares a Python function that handles paging and a sample of results from October 2026. The article also promotes a paid Apify Actor built on the same approach, which the author says is not affiliated with GLEIF.

BJP forcibly shut down every shop in CP: Rahul

Writing Work Instructions Down Once Can Prevent Costly Errors in Small Businesses

An article from DEV Community argues that small business owners lose time because operational knowledge is passed on verbally and never recorded. It illustrates this with a scenario where a phone order is mishandled after an owner's brief verbal explanation is misplaced. The piece contends that memory drifts over time, causing staff to perform the same task in different ways. It recommends a short written instruction that specifies the steps, the order of actions, and what counts as completion, including how to handle exceptions. The article was drafted with AI assistance and makes no claims about any specific product.

New Peanut Tennis Platform Helps Australians Find Courts and Tournaments

A developer has launched Peanut Tennis, a side-project platform aimed at making tennis easier to discover across Australia. The site lets users locate courts, including free public ones, and find tennis clubs and facilities. It also lists upcoming tournaments, along with entry and participant details. Additional resources explain UTR ratings, tournament levels, and tennis rules. The creator built the platform to help players find places to play and competitive opportunities.

Proximal Methods: Why Splitting a Nonsmooth Problem Beats Solving It Directly

A DEV Community article explains why machine learning problems combining a smooth loss with a nonsmooth penalty are often handled by proximal methods rather than gradient descent. The approach isolates the nonsmooth term and solves it exactly through a proximal operator, which generalises a gradient step. The piece covers how splitting algorithms such as ISTA, FISTA, and ADMM use this operator, with the lasso as a key example. It notes that subgradient methods converge slowly and fail to deliver exact sparsity or feasibility. The article also discusses the practical limitations of these methods.

Jagan Reddy Alleges Violence in Andhra Local Body Polls, Seeks Re-Polling

Andhra Pradesh is conducting polling for local bodies across 92 urban areas. The exercise covers 13 municipal corporations and 79 municipalities and nagar panchayats. Former Chief Minister Jagan Reddy has alleged that violence marred the elections. He has demanded that re-polling be held in the affected areas.

EC orders FIRs against two officials over Pilibhit voter roll irregularities

PENDING: Article text was not provided, so a 4-5 sentence summary cannot be written without inventing facts.

Tennessee acquires 985 acres to restore river once straightened 110 years ago

Authorities in Tennessee have bought 985 acres along the South Fork of the Forked Deer River. The river was straightened in 1916 to drain nearby land, but that change worsened flash flooding and erosion. The restoration project seeks to reduce flood risk and revive natural habitats. It will reconnect the river with its historic floodplain. The area is also expected to be opened to the public eventually.

Chinese fossil may be earliest amphibian known to have lived fully at sea

A newly studied fossil named Gerrothorax maritimus suggests some ancient amphibians spent their entire lives in ocean environments. The creature lived roughly 237 million years ago and had a flattened body protected by bony armour. Its remains were recovered from deep-sea sediments, pointing to a habitat far from any landmass. Geochemical analysis of strontium isotopes in the fossil matched seawater from the Late Triassic period, supporting a marine origin.

Manisha Bhanwala becomes first Indian woman to win World Championships wrestling gold

Haryana wrestler Manisha Bhanwala, from Jind, became the first Indian woman to win a gold medal at the World Wrestling Championships. She achieved the feat on Friday. Speaking the day after her win, she said she aims for an Olympic gold rather than just a medal. Her remarks were framed as a promise to her late father. The report also notes that she is not the only athlete from Jind to bring pride to the country this year.

GST collections climb 22.9% to Rs 2.31 lakh crore in October

India's Goods and Services Tax revenue reached Rs 2.31 lakh crore in October, marking a 22.9% rise over the previous year. The increase was driven mainly by a 42.2% jump in imports. Domestic transactions also remained steady and contributed to the total. Several major states added to the collections during the month. The figures point to stronger economic activity and better compliance with tax rules nationwide.

Tata and Mahindra's festive season performance revealed

Results of how Tata and Mahindra fared during the festive period have now been made public. The article examines the sales and market signals that define their festive verdict. Because no article body was actually supplied beyond the headline, the specific figures and drivers cannot be confirmed here. Readers are encouraged to consult the original Economic Times report for the complete details.

Scott's $30M Gift Backs 10-Year Housing Plan for Silicon Valley Nonprofit

MacKenzie Scott has donated $30 million to Housing Trust Silicon Valley to fund a comprehensive ten-year housing plan. The strategy is meant to produce lasting housing solutions across the Bay Area and widen affordable housing initiatives. Starting in 2026, the nonprofit plans to expand its first-time homebuyer programs. It will also strengthen its policy advocacy work. The decade-long approach is intended to keep the donation delivering benefits to the community over time.

October GST Collections Rise 23% to Rs 2.31 Lakh Crore

Gross Goods and Services Tax collections grew 23 percent in October, reaching Rs 2.31 lakh crore. Domestic revenue increased 16 percent to over Rs 1.59 lakh crore. Revenue from imports rose sharply by 42 percent, totalling Rs 72,246 crore. The figures reflect strong growth in both domestic sales and imported goods during the month. Further details beyond these headline figures were not available in the source report.

Raut says INDIA bloc Delhi rally won't hurt business, calls it a call for change

Shiv Sena (UBT) leader Sanjay Raut said the INDIA bloc's rally in Delhi would not disrupt business activities. He framed the event as a sign of public demand for a change in government. Supporters of several opposition parties have begun gathering for the protest, which is focused on alleged tampering with voter rolls. Police have put security arrangements in place, and large participation is expected.