June 10, 2021 Eclipse

June 10, 2021June 15, 2021 HarleyLeave a comment

On Thursday, June 10, 2021, people across the northern hemisphere will have the chance to experience an annular or partial eclipse of the Sun.

Showing the annular eclipse, the Moon moves in front of the Sun, blocking it, except for a ring around the edges. This creates a ring of fire look.

An annular solar eclipse on May 20, 2012.

Credits: Dale Cruikshank

A solar eclipse happens when the Moon moves between the Sun

VoT (Value of things)

June 7, 2021June 3, 2024 HarleyLeave a comment

NXP NTAG21x variants

May 20, 2021May 20, 2021 HarleyLeave a comment

[embeddoc url=”https://bachnguyenha.com/wp-content/uploads/2021/05/NTAG213_215_216.pdf” download=”all”]

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Up to now, there are about 3.4 billion active smartphones in the world today and 2+ billion of them are NFC-enabled devices. These devices belong to 20%+ population of the world, according to NFC Forum

Additionally, NFC Tags to Break 10 Billion Barrier by 2023 … Read more... “NXP NTAG21x variants”

There are times there is only thing to do

April 24, 2021June 18, 2024 HarleyLeave a comment

👇 Click to listen… 👇

"...He says: Son can you play me a memory?
I'm not really sure how it goes
But it's sad and it's sweet and I knew it complete
When I wore a younger man's clothes..."

It’s nine o’clock on a SaturdayThe regular crowd shuffles in

STEM teaching

April 21, 2021December 16, 2023 HarleyLeave a comment

S.T.E.M (Science – Technology – Engineering – Math) is new educational trend which integrates multidisciplinary knowledge and skills as one program for schools. My STEM teaching locates in two areas:T (Technology) and E (Engineering). Within these areas, robotics and programming are cross-cutting domains that underpin most other fields.

Teaching kids … Read more... “STEM teaching”

Fixing C/C++ plugin installation error on Apache Netbeans 12.x

March 11, 2021June 18, 2024 BNHLeave a comment

This error originated from recent new JDK 15 release which eliminated “Unpack200” bin from the package as C++ plugin hasn’t been available anymore under new “Netbeans Distribution” term.

If you encounter this, follow steps below to fix:

Step 1: Install JDK 11

Step 2: and reinstall JDK 15

Installation guide for adding ESP32 to Eclipse on Linux

March 5, 2021June 18, 2024 BNHLeave a comment

I assume you are already familiar with Eclipse on a Linux environment (Ubuntu, Linux Mint, Fedora…). There are several ways to work with ESP32 boards, the easiest approach is with Arduino IDE. And if you are using Eclipse for coding, you can add the ESP32 plugin easily by the following … Read more... “Installation guide for adding ESP32 to Eclipse on Linux”