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How Does a Touchstone Work?

Before the use of coins and currency was established, how did Merchants and Traders determine the quality and validity of precious metals being offered to them in trade for goods and services? Lloyd from the Lindybeige Channel explains how this worked.Modern methods to examine the molecular structu Read more

UI Design Livestream – Presenting your App

Different techniques and tools to present your designs for your website and covers for the App Store, YouTube, Instagram and Twitter. Resolutions (16:9, Square) and Templates SkewDat plugin https://ift.tt/3etNRkv Angle Mockups https://www.figma.com/c Read more

Singapore MRT Expansion

From the opening of the very first stretch in 1987 to future expansions in 2040, this video highlights the commencements of services in Singapore’s train network. This video is inspired by Metro Liner and hyarany, both of whom have produced similar videos about rail evolution. Respective links to t Read more

LiDAR data in ARKit 3.5

We have been trying out a new iPad Pro with LiDAR and ARKit 3.5. We were keen to learn  what kind of data ARKit can provide us and what exactly has changed since the last version. I would like to share the results with you ARKit solves mapping of virtual objects to real-world surfaces via […]

Dissecting the Apple M1 GPU, part III

After a few weeks of investigating the Apple M1 GPU in January, I was able to draw a triangle with my own open source code. Although I began dissecting the instruction set, the shaders there were specified as machine code. Read more

A visual guide to SSH tunnels

This page explains use cases and examples of SSH tunnels while visually presenting the traffic flows. For example, here’s a reverse tunnel that allows only users from IP address 1.2.3.4 access to port 80 on the SSH client through an SSH server. Read more

劳动力转移 中国制造业农民工年均减2.84%

据中国央视财经报道，新生代的农民工，大多不愿意再遵循父辈的工人职业路径。2019年，美团外卖的400万名骑手中，40岁以下的骑手占比高达83.7％。制造业工厂智能化、自动化设备日益完善，也在削减普通工人的岗位。 Read more