SShortSingh.
TopTechnologyAI & MLStartupsProgrammingScienceBusinessFinanceCrypto & Web3World
Back to feed
Programming

DuckDB 2.0 LTS Brings In-Process Analytics to Android and iOS Apps

0
·5 views

DuckDB 2.0 LTS, a stable long-term-support release, enables embedded OLAP analytics directly inside Android and iOS applications. The article describes integrating it on Android via a JVM artifact in Gradle and on iOS through the Swift Package Manager. It highlights querying local Parquet files on-device, which avoids network round trips and keeps working offline. According to the author's benchmark on a Pixel 7 with 1 million rows, DuckDB ran common aggregations and window functions several times faster than SQLite. The piece also advises on memory budgeting and background execution for mobile constraints.

Read the full story at DEV Community

This is an AI-generated summary. ShortSingh links to the original source for the complete article.

Discussion (0)

Log in to join the discussion and vote.

Log in

Related stories

0
ProgrammingDEV Community ·

Login Alone Isn't Enough: Per-Operation Authorization and Recovery for AI Agent Tools

A valid login only establishes identity, but an agent may keep acting after a user has lost a permission, so each tool call must be checked on its own. This article presents an architecture exercise rather than a report of a completed AWS deployment, and its test scenarios are proposals. It distinguishes authentication, authorization for a specific operation and resource, and approval tied to a concrete proposed change. It compares AWS API Gateway IAM invocation with Lambda authorizers, and argues that shared MCP routes need fine-grained checks enforced by the executor. It also notes that policy changes and cached authorization results can delay revocation, and that interrupted sensitive operations require durable evidence before any replay.

0 comments Read more at DEV Community
0
ProgrammingDEV Community ·

Automating Stock Uploads: Generated Metadata CSVs, Duplicate Guards, and Product Packaging

A creator lost a morning of uploads after a wrong column order in a Vecteezy CSV caused an entire 40-asset batch to fail validation before review. Stock platforms each require different CSV header layouts, so the creator wrote a script that generates the exact format for each platform rather than typing spreadsheets by hand. To prevent duplicate uploads caused by rerunning batch scripts, they built a standard-library-only ledger tool that skips assets already marked as done. They also created scripts to convert Markdown notes into styled PDFs and to package folders into zips with cover and thumbnail images for sale. Their central lesson is that automation amplifies existing habits, so safeguards should be built into the tools themselves.

0 comments Read more at DEV Community
0
ProgrammingDEV Community ·

Developer Shares Four Python Scripts That Packaged 39 Stock Assets in Under an Hour

A creator who had 39 finished stock assets stuck unuploaded describes how upload rejections and a near double-posting mistake pushed them to build tools. They wrote four small Python scripts to generate platform-specific metadata CSVs, track which items were already submitted, convert Markdown into PDFs, and bundle products with cover and thumbnail images. The author notes that the entire batch of 856 MB was processed on a modest server with no GPU. The post stresses that simple, consistently run tracking tools matter more than clever ones for avoiding account flags. The article also recommends a clear project folder structure once a collection grows beyond about twenty assets.

0 comments Read more at DEV Community
0
ProgrammingDEV Community ·

Several Third-Party Reddit MCP Servers Now Let AI Agents Search Threads and Draft Replies

Reddit does not publish an official MCP server, so the available options all come from third-party vendors, according to a comparison published by Appie.run, which is itself one of the servers reviewed. The right choice depends on whether a user wants to research all of Reddit, track a monitored feed with reply drafts, or post content, with the author recommending that posting still be done manually. The comparison notes that Reddit is phasing out its public Data API, with new requests ending on 31 October 2026 and remaining access ending in March 2027. Each vendor sources Reddit data differently, so the article advises asking providers how they obtain it. Pricing and features were checked on vendor sites as of 21 October 2026.

0 comments Read more at DEV Community