Better string handling for the Linux kernel by chmaynard

Welcome to LWN.net The following subscription-only content has been made available to you by an LWN subscriber. Thousands of subscribers depend on LWN for the best news from the Linux and free software communities. If you enjoy this article, please consider subscribing to LWN. Thank you for visiting LWN.net! By Jonathan CorbetOctober 26, 2023 The

ByHackTechOctober 26, 20230Comments

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Reducing the cost of string serialization in Node.js core by Fudgel

Serializing strings has been a pain point for developers, and in the context of this article, is a bottleneck in URL operations. Recently, with the help of Daniel Lemire, we conducted an extensive research to reduce the cost of string serialization on URL parsing operations in Node.js core, resulting in a series of optimizations that

ByHackTechApril 27, 20230Comments

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Null and Empty String in Oracle vs. PostgreSQL vs. SQL Server by avi_vallarapu

Database migrations from Oracle to PostgreSQL and SQL Server to PostgreSQL can get tricky when certain differences are not known. Unknown differences can lead to migration failures. We have earlier blogged about the behavior of DATE data type and Transaction Control statements between Oracle and SQL Server and PostgreSQL. In this article, we are going

ByHackTechFebruary 1, 20230Comments

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How to Measure String SSO Length with Constinit and Constexpr by ibobev

What is SSO Just briefly, SSO stands for Short String Optimization. It’s usually implemented as a small buffer (an array or something similar) occurring in the same storage as the string object. When the string is short, this buffer is used instead of a separate dynamic memory allocation. See a simplified diagram below: The…

ByHackTechNovember 21, 20220Comments

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A New Class of String Transformations for Compressed Text Indexing by ttyp3

[Submitted on 11 May 2022] Download PDF Abstract: Introduced about thirty years ago in the field of Data Compression, the Burrows-Wheeler Transform (BWT) is a string transformation that, besides being a booster of the performance of memoryless compressors, plays a fundamental role in the design of efficient self-indexing compressed data structures. Finding other string transformations…

ByHackTechMay 14, 20220Comments

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