In AndroidX, TabLayout has been extended and moved to package com.google.android.material.tabs.TabLayout. This post will describe how to use TabLayout + ViewPager to create swipe views with tabs in AndroidX.

AWS IoT Getting Started: MQTT sample

SWUpdate is a popular embedded system update framework. I’m trying to bring up a OTA update system on stm32mp1, and this OTA system will base on SWUpdate. This post records steps need to be done to install SWUpdate system into Yocto Linux, and create a single copy image to test it.

Yesterday we found that nfsroot will get crash after systemd-networkd starts:

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nfs: server 192.168.0.101 not responding, still trying

Notes about some useful Yocto debugging commands

Last and this weekend I spend some time on mounting NFS rootfs on STM32MP1… There are some PHY driver issues and permission issues troubled me a lot…

Today I just managed to boot kernel via TFTP on STM32MP1 board but steps I go through are quite different with i.MX8. Thus, I think there is a necessity to have a short note about this 🖋

It specifies that a member field has the smallest possible alignment. That is, one byte for a variable field, and one bit for a bitfield, unless you specify a larger value with the aligned attribute.

Recently I start to evaluate the feasibility of porting one old C++ Qt4 project to PyQt5 since Python is more friendly for some engineers.