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What exactly do the Vagrant commands do?

... It really is too bad that even though the current docs for v1.1 looks better, it's much less complete than v1. The credo 'less is more' just doesn't work in the area of documentation... I've found that when it comes to Vagrantfiles, the most complete overview is in the comments of a...
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Using GPU from a docker container?

...gin wget -P /tmp https://github.com/NVIDIA/nvidia-docker/releases/download/v1.0.1/nvidia-docker_1.0.1-1_amd64.deb sudo dpkg -i /tmp/nvidia-docker*.deb && rm /tmp/nvidia-docker*.deb # Test nvidia-smi nvidia-docker run --rm nvidia/cuda nvidia-smi For more details see: GPU-Enabled Docker Con...
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【Mixly×AI2系列·第5讲】手机发指令控制LED/舵机:蓝牙双向通信实战① - ...

...用新版 AI2(自动申请 BLUETOOTH_SCAN/CONNECT)。首次运行允许位置权限(经典蓝牙扫描需要)。 六、联调步骤 1. 手机系统蓝牙先与 HC-05 配对(密码 1234/0000) 2. 硬件上电,Mixly 串口监视器确认无报错 3. 打开 App → ListPicker 选 &qu...
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Code for decoding/encoding a modified base64 URL

...e only solution that worked for me when parsing a message in the GMail API v1 (Message.Raw) – HeyZiko Apr 18 '15 at 18:22 add a comment  |  ...
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分布式系统的事务处理 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...数据版本的设计。也就是说,如果你读出来数据的版本是v1,当你计算完成后要回填数据后,却发现数据的版本号已经被人更新成了v2,那么服务器就会拒绝你。版本这个事就像“乐观锁”一样。 但是,对于分布式和NWR模型来说...
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How can I specify a local gem in my Gemfile?

...to stop incorrect commits getting into Gemfile.lock. Docs here: bundler.io/v1.12/git.html – Leo May 31 '16 at 15:13  |  show 1 more comment ...
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ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术

...提供了可靠性保证。 ØMQ抽象了指定发送数据到特定网络位置这样需求。消息是被发送到拓扑的,而不是发送给特定的终端节点。重新调用哪个与特定商务逻辑紧密相连的拓扑意味着当你发送消息给拓扑的时候,你基本上已经请...
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How does origin/HEAD get set?

... $ git name-rev --name-only 9196a2f8bd46d36a285bdfa03b4540ed3f01f671 tags/v1.8.4.3~3 This means that, if you're using Git v1.8.4.3 or later, you shouldn't run into any ambiguous-remote-HEAD problem. share | ...
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postgresql return 0 if returned value is null

... For those wondering, NULLIF(v1, v2) does pretty much the opposite of COALESCE in that it returns NULL if v1 equals v2. – s.m. Jun 8 '16 at 6:30 ...
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AngularJS Multiple ng-app within a page

... V1.6 Deprecated: Use angular.element(callback) instead of angular.element(document).ready(callback)). See AngularJS angular.element API Reference. Also github.com/angular/angular.js/commit/… – georgea...