Uncategorised

X11 Forwarding for no-UI Ubuntu

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Local computer is Windows 10, get MobaXterm Server is Ubuntu 18.04 without UI. The MobaXterm alread done everything you need. Don’t need to do anything. Server side: Modify ssh configuration file: root@Ubuntu # vim /etc/ssh/sshd_config Find following setting and change as below: AllowTcpForwarding yes X11Forwarding yes X11DisplayOffset 10 X11UseLocalhost no Restart SSH server root@Ubuntu # […]

Technology

python matplotlib mistake notes

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I am trying to use Python to draw a fig with some data. Get some weird error.   I am using pandas and matplotlib to deal with data. 1 )   But when I was trying to change the direction of the lable of x axis. It didn’t change. I searched online. Someone says, if use […]

Kickstarter

New project released, Zero Multi-Power Supply (Li-ion supported) V2.2

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The new project of multi-power board is released a few days ago on Kickstarter.  The supporters are so amazing, they help to bring the project into alive within 2 days. Great Supporter! https://www.kickstarter.com/projects/toney/zero-multi-power-supply-li-ion-supported-v22?ref=b2dfng What is this? A powerful power supplier is so important for a DIYer, especially for the starter. After review the feedback and […]

Uncategorised

Install Git on Windows

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1. Download it from https://gitforwindows.org/ 2. Click the install package to get the setup 3. Click next and click the “Browse…” to select the path you want to install git 4. Just select the components, I prefer the next config. 5. Create start menu folder 6. For the editor, I prefer to use Notepad++, it […]

IoT

Getting Started With IoT Using an Arduino and Google

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Let’s build a simple IoT system that sends sensor data to Google Sheets via an Arduino with a helping hand from the Temboo IoT cloud platform. Getting started with the Internet of Things using an Arduino and Google helps us to explore this new technological revolution. This tutorial describes how to experiment Internet of things […]

IoT

IoT connectivity startup Helium raises $16M, adds Chandhok as president

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https://www.postscapes.com/iot-connectivity-startup-helium-raises-16m-adds-chandhok-as-president/   Helium, a startup focused on Internet of Things connectivity that’s been operating fairly quietly since mid 2013, yesterday announced $15.98 million in series A funding and a major addition to its executive lineup: Rob Chandhok, recently off spearheading the AllJoyn protocol at Qualcomm, has joined the company as president and COO. Khosla Ventures led the investment, along […]

Technology

Controlling Radiated EMI Through PCB Stack-up

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      There’s more than one way to skin a cat and even more ways to battle EMI, beginning at one of the most basic levels of PCB design. Clearly there are a number of circuit and PCB design techniques that designers and engineers need to master in order to control high-frequency, radiated EMI. […]