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### Description
In https://github.com/facebookincubator/velox/pull/7847we introduced IcebergSplitReader and the support of reading positional delete files. In this doc we will discuss the implementat…
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### Describe the bug
In our project, we need / designed the code to use unsynchronized transactions.
But we found out that depending on the order of *get connection* and "begin transaction* it ge…
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An implicit part of this project, especially as we look at borrowing tricks for Clear Linux, is identifying appropriate compiler flags for global use (also we have the power to tune flags per-package,…
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Comments about [10x Performance with SIMD Vectorized Code in C#/.NET](https://xoofx.github.io/blog/2023/07/09/10x-performance-with-simd-in-csharp-dotnet/)
xoofx updated
3 months ago
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We use names that are (presumably) based on the specific microarchitecture where a feature was first introduced (e.g. avx512_sapphirerapids), but the apparently-standard extensions are much terser and…
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Backers are no longer responsible for cores, but for core groups. A core group
consists of e.g. 4 cores. The backers will then try to back 4 cores at once and
bundle them up into a single bundle the…
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[node-compile-windows](https://ci.nodejs.org/job/node-compile-windows/) and [node-compile-windows-debug](https://ci.nodejs.org/job/node-compile-windows-debug/) have been constantly failing since the w…
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Hi!
Recently I did a lot of PGO benchmarks on different software - all available results are [here](https://github.com/zamazan4ik/awesome-pgo). According to my tests, PGO can help with achieving be…
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Just recapping the idea in this bounty https://bounties.monero.social/posts/10/implement-background-wallet-sync-via-view-keys-on-monerujo (also discussed in https://github.com/m2049r/xmrwallet/issues/…
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### Description
RLE/Bitpacking encoding provides high efficiency for Parquet and is heavily used. When reading parquet files, it's important to do a fast path bit unpacking to improve the efficiency.…