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The First Commercial Unikernel With POSIX Support

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Lynx Software Technologies has released a unikernel that it claims is the first to be POSIX compatible for real-time operation and commercially available. LynxElement...

A Beginner’s Guide To Grep: Basics And Regular Expressions

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Grep is one among the system administrator's "Swiss Army knife" set of tools, and is extremely useful to search for strings and patterns in...

Developing Apps on Qt, Part 1

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This article introduces application development using the Qt GUI framework. There was a time when all desktop applications were developed from scratch. Then came the...

Light-Weight Processes: Dissecting Linux Threads

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This article, aimed at Linux developers and students of computer science, explores the fundamentals of threads and their implementation in Linux with Light-Weight Processes,...

Device Drivers, Part 9: Input/Output Control in Linux

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This article, which is part of the series on Linux device drivers, talks about the typical ioctl() implementation and usage in Linux. "Get me a...

Unix-to-Linux Migration Has Come of Age

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If you've often wondered whether you ought to migrate your Unix system to Linux, this article will answer your question! The driving force behind every...

Sed Explained, Part 1

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UNIX-like operating systems have numerous powerful utilities accessible via the command-line and shell-scripting, which are flexible enough to operate in a variety of problematic...

Python Threading and its Caveats

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As a rapid application development language, Python is highly preferred for being easy to use, feature-rich and robust. With multi-core processors now becoming more...

Gitolite: Administer a Central Git Repository without Going Insane

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Over the past few years, centralised version control systems like SVN have steadily given way to distributed systems like Git or Mercurial -- the...

CodeSport

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Welcome to this month's CodeSport, in which we discuss the concept of transactional memory, with a focus on software transactional memory. In last month's column,...