Shaun'blog
Thursday, January 12, 2017
Fenix LD22 review
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I get one Fenix LD22 from its website https://www.fenixlighting.com/product/ld22-fenix-flashlight/ It has pretty solid design and specifi...
Thursday, April 28, 2016
History of Coroutine in Python
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A coroutine is a kind of function that can suspend and resume its execution at various pre-defined locations in its code. Subroutines are a ...
Saturday, April 16, 2016
How to build a cross compliatio enviroment for arm based SBC
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It always painful to compile programs for arm-based single board computer such as odroid. This tutorial is aimed to build up a cross compili...
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Sunday, March 27, 2016
Bottle UWSGI Nginx Configuration
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Preface: Before starting to read this article, you should know basically this article is a "fork" of Michael Lustfield's arti...
Saturday, June 27, 2015
odroid入门
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安装odroid系统ubuntu 14.04在sd卡上,首先还是要确定sd卡的erase block size等参数来确定分区参数。这里使用的是sony的sr32uya/tqmn。 weiyuan@linux-lnhx:~/Downloads/flashbench-linaro...
Thursday, February 26, 2015
beaglebone black简单入门(三)
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在这一章中将详细介绍sd卡的分区,格式化和挂载。为什么要这么深入的研究,因为sd卡和emmc所用的flash颗粒是有wear leveling的,现有的操作系统对于如何格式化和访问flash并无很成熟的方案,所以默认的格式化方案对于flash的访问速度和lift time来说并不...
beaglebone black简单入门(二)
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从(一)中的简单配置,beaglebone black已经可以开始工作了。以下的设置假设操作系统是debian其安装在emmc中,有sd卡作为普通存储介质,emmc只作为系统盘。有可用的网络。 简单的术语: 在系统中emmc将被识别为/dev/mmcblk1,sd卡将被识...
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