Habr
1.25K subscribers
2.06K photos
3 files
1.64K links
Habr.com ⬝ English edition
Download Telegram
American engineer Dan Fritsche has built a fully functional model of a roller coaster.

The project took around 600 hours to design and model and around 800 more to 3D print, and this is without taking post-processing and assembling into account: https://amp.gs/jmEuz
Polema plant mastered production of new powders for import substitution.

In this article, we are talking not of desktop 3D printers like the Creatbot DE but about powders for the production of metal parts: https://amp.gs/jm4pg
Thor3D released Calibry Nest v3.4.

Russian 3D scanner manufacturer Thor3D released the latest version of its proprietary software called Calibry Nest. The solution works with the company’s scanners, including the Thor3D Calibry: https://amp.gs/jm4Ur
Olaf Diegel and Forust Company Showcase 3D Printed Wooden Guitar.

Designed by Olaf Diegel, professor of additive manufacturing at the University of Auckland, this instrument was manufactured using Forust’s unusual 3D printing process using wood waste and lignin-based bioresin: https://amp.gs/jmUye
A robot by ABB will automate the work at a pharmaceutical plant in Russia.

The YuMi series collaborative robot (cobot) helps testing insulin pens and ensures meeting the highest possible quality requirements for manufacturing of such vital devices: https://amp.gs/jmUJc
Flashforge Offers Creator 3 Pro 3D Printers.

Flashforge has released an upgraded version of the Creator 3 desktop FDM 3D printer — the Creator 3 Pro additive system with IDEX kinematics, featuring increased performance as well as a number of hardware and software improvements: https://amp.gs/jmd8G
“2021 was an action-packed year for Qrator Labs. It started with the official celebration of our tenth year anniversary, continued with massive routing incidents, and ended with the infamous Meris botnet we reported back in September. Now it is time to look at the events of the last quarter of 2021”

Q4 2021 DDoS attacks and BGP incidents: https://amp.gs/jmOb9
The Israeli company Massivit offers a slightly less “massive” version of its flagship 3D printer that builds products from photopolymer gels.

Although the specs of the machine are more modest, its print volume reaches two and a half cubic meters: https://amp.gs/jmry5
Geomagic Design X and Geomagic Wrap: 4 important updates.

U.S.-based 3D Systems released two updated versions of their Geomagic reverse engineering software — Geomagic Design X and Geomagic Wrap: https://amp.gs/jmDHR
MuditaOS: Will your alarm clock go off? Part I.

Operating systems are a kind of software where code quality is critical. This time the PVS-Studio analyzer checked MuditaOS. So let’s take a look at what the static analyzer found in this open-source OS: https://amp.gs/jm3sR
Stop losing clients! Or how a developer can test a website, by the example of PVS-Studio. Part 1.

After reading this article, you will learn how to test code in Django, create your “own website tester” and much more: https://amp.gs/jm3b9
“Hello! I’m kicking off another article series about the internals of PostgreSQL. This one will focus on query planning and execution mechanics”

Queries in PostgreSQL. Query execution stages: https://amp.gs/jmXgc
Playing with null: Checking MonoGame with the PVS-Studio analyzer.

The PVS-Studio analyzer often checks code of libraries, frameworks and engines for game development. Today we check another project — MonoGame, a low-level gamedev framework written in C#: https://amp.gs/jmMKS
“In various discussions, we have already commented on how the PVS-Studio C and C++ module works with memory. Now it’s time to make a small article from this comment”

What memory release strategy does the PVS-Studio C and C++ core use: https://amp.gs/jm51V
“In these videos we will not only show how we are interfacing with an actual FPGA board but will also provide synchronous real-time visualisation of FPGA’s internal logic”

“FPGA InsideOut” — animation about CRC and parallel CRC calculation: https://amp.gs/jmclg
“This time I decided that good things should come in a small package, thus I limited the ear torture session with just eight short songs”

Music on the Commodore PET and the Faulty Robots: https://amp.gs/jZpYE
“We are pleased to announce the first release of PVS-Studio in 2022. In this article, we discuss various enhancements in managing Unreal Engine and ASP.NET Core projects”

PVS-Studio 7.17 — Unreal Engine, ASP.NET Core, Texas Instruments: https://amp.gs/jZBU9
“Seems like Microsoft has just announced Visual Studio 2022. And it already came out! For us at PVS-Studio, this meant only one thing — we must support this IDE in the next PVS-Studio release”

Visual Studio 2022 — stylish and fresh. How PVS-Studio supported VS2022: https://amp.gs/jZxIh
“We are often asked whether we send bug reports to developers of open-source projects. The answer is yes. More than that — we sometimes track the progress. This article is about one of the cases when this habit prevented a sloppy bug fix”

A bug report’s adventure: https://amp.gs/jZCUF
“In this article, I am going to describe some of the general principles of ECS frameworks' inner workings and some of the problems I have faced during the development of my own”

Entity Component System — under the hood: https://amp.gs/jZk1Q