Bumblebee aims to provide support for NVIDIA Optimus laptops for GNU/Linux distributions(Bumblebee porject, Debian wiki). It can help to solve the overheat problem caused by dual dispaly card, also provide a easy way to install nvidia close source driver as well.

Clarify this issue

If you trying to execute a executable binary, but you see this error “No such file or directory”, it’s normally caused by you trying to run a 32-bits binary on a 64-bits OS.

This post will tell you how to cross compile gPRC static lib for ARM.
前段时间尝试交叉编译gRPC遇到了不少的麻烦，写篇post记录一下。

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Singleton is a widely used design patterns in software engineering. This post will tell you when should we use Singleton and how to design a universal,template based Singleton base class.

从今天开始，本站支持HTTPS访问啦！

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Sometimes make will output warning like this:

1

make: warning:  Clock skew detected.  Your build may be incomplete.

It was caused by file time-stamps are ahead of clients’ clock.

树莓派多声卡，尝试配置声卡0为默认输出设备，声卡1为默认输入设备。

Ubuntu17.10默认的python version是2.7，如果安装了3.6默认的执行版本仍是2.7。如果想要切换python version，可以通过选择alternatives的方式切换版本。