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TCP Window scaling, timestamps and SACK. How to use system acknowledgements and window scaling with tcp to enhance networking performance and remain secure.

250 'true Mozillians' laid off, Taiwan office completely shuttered. Firefox maker Mozilla has axed 250 employees, or a quarter of its workforce, claiming the COVID-19 coronavirus pandemic is to blame after hitting it in the wallet.…

First woman to win the Turing Award and be made an IBM Fellow Frances Allen, one of the leading computer scientists of her generation and a pioneer of women in tech, died last Tuesday, her 88th birthday.…

Limiting distractions helps you focus on your work so you can increase productivity. Prioritizing your tasks, especially when you have too much on your plate, is one way to help you focus on the most important or high-attention things on your list.  read more

MongoDB is a NoSQL database that provides high performance, high availability, and automatic scaling. In this tutorial, I will guide you to install and configure MongoDB 4.4 (stable) on a CentOS 7 server. We will add and configure the administrator user for MongoDB and configure the authentication for MongoDB services.

If you're the sort of person who waits until you're sure all the bugs are out before upgrading, you'll be glad to know that Canonical has just released the first point update of April 2020's Ubuntu Linux 20.04 Long-Term Support: Ubuntu 20.04.1.

8086 Consultancy’s $99 “ClusterCTRL Stack” board-set enables clustering of up to 5x Raspberry Pi boards with support for a 12-24V power supply and dual 5V fans. You can also 3D print a case. 8086 Consultancy has launched a Raspberry Pi clustering kit on Tindie for $99. The ClusterCTRL Stack comprises a controller board and passive […]

In this week’s edition of our open source news roundup, an open source microfluidics pump, Germany rolls out an encrypted messaging platform based on Matrix, and more open source news.

Open source software is now mainstream; long gone are the days when open source projects attracted developers alone. Nowadays, users across numerous industries are active consumers of open source software, and you can't expect everyone to know how to use the software just by reading the code.

With Microsoft abandoning PC-based office software, if you don't want to use cloud-based office suites such as Microsoft 365 or G Suite, LibreOffice 7 will be your best desktop office suite choice.

Red Hat is extending your soon to expire certifications and has launched a new online certification testing program for its top four certifications.

As an open community evolves, so does the way it expresses its identity to others. And having open conversations about how you'd like your community to be recognized is an important component of community engagement. Simply put, your community's brand is what people (especially potential contributors) see first when they encounter you. So you want to make sure your brand reflects your community—its values, its principles, and its spirit.

Collaborating on an open source software project is inherently an online experience. For me, almost all of my interaction has been via email. I'll send someone a patch, and they'll review it and reply to me. Or a user will file a bug, and I'll respond to it via the bug tracker. More commonly, developers in the open source community will discuss ideas via the email list. read more

The first release of patches to the Linux BootHole came with a show-stopping problem. The fixed machines wouldn't boot. For the most part, that problem has been solved.

Aaeon and Kontron are prepping 3.5-inch SBCs — and Advantech will offer a 2.5-incher — that debut Intel’s 11th Gen, 10nm Tiger Lake CPUs. The 15-28W TDP Tiger Lake offers better graphics than Ice Lake, including support for up to 4x 4K displays. Intel’s recent announcement of an additional six months delay in delivering 7nm […]

Axiomtek’s rugged, IP40-protected “eBOX626-311-FL” embedded PC runs Linux or Win 10 on Apollo Lake with 2x GbE, 6x USB, 3x serial, SATA, mSATA dual mini-PCIe, and wide range power. Axiomtek announced a fanless, Intel Apollo Lake based embedded computer that supports Linux, Win 10 IoT, and the company’s AMS.AXView remote monitoring software. The eBOX626-311-FL is […]

In my previous article, I introduced natural language processing (NLP) and the Natural Language Toolkit (NLTK), the NLP toolkit created at the University of Pennsylvania. I demonstrated how to parse text and define stopwords in Python and introduced the concept of a corpus, a dataset of text that aids in text processing with out-of-the-box data. In this article, I'll continue utilizing datasets to compare and analyze natural language. read more

A how to guide for installing Fedora on a Raspberry Pi gen. 3 model B.

Collectl is a light-weight performance monitoring tool that can be used to collect performance data that describes the current system status. In this tutorial, we will show you how to install and use Collectl on Ubuntu 20.04.

The world of networking has undergone monumental shifts over the past decade, particularly in the ongoing move from specialized hardware into software defined network functions (NFV) for data plane1 and packet processing. read more