2014/10/10 14:58

dojo chart详解

Dojo提供了一套很完善的统计图(Chart)接口,在dojox/charting下面,可以支持很多种类型的。 1、简介 Dojo统计图提供快速的、简单的接口实现美观的、交互性强的web统计图表的实现。 1.1 基本图表 下面的代码展示的是如何用html和dojo实现一个简单的统计图。 HTML: <divid="simplechart"style="width: 250px; height: 150px; margin: 5px auto0px auto;"></div> Javascript: require(["dojox/charting/Chart","dojox/chartin...

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发表于云计算专区
2019/12/13 13:30

Creating Highly Available clusters with kubeadm

Creating Highly Available clusters with kubeadm This page explains two different approaches to setting up a highly available Kubernetes cluster using kubeadm: With stacked control plane nodes. This approach requires less infrastructure. The etcd members and control plane nodes are co-located. With an external etcd cluster. This approach requires more infrastructure. The control plane nodes and ...

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2020/07/14 20:03

Visdom pyhton可视化工具

Visdom: https://github.com/facebookresearch/visdom 1. 安装 Visdom: pip install visdom 2. 启动visdom服务: visdom 3. 编写visdom脚本 pytest.py: from visdom import Visdom import numpy as np import math vis = Visdom() # 单个条形图 vis.bar( X =np.random.rand( 20 )) # 堆叠条形图 vis.bar( X =np.abs(np.random.rand( 5 , 3 )), opts = dict ( stacked = True , legend =[ 'Sina' , '163' , 'AliBaBa' ], rown...

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发表了博客
2013/12/13 19:13

刚刚收到的一个邮件 这几天看下这个问题

10th December, 2013 We are a company specialising in product traceability solutions, and are also involved in supply chain automation. We have a computational problem we need solved for a real-world application. If you can provide an efficient and commercially viable algorithm for achieving this then we would like to speak with you, and could offer contract work to assist our engineering team i...

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发表了博客
2018/09/04 21:58

sqli-labs(十五)(堆叠注入)

第三十八关: 后面好几关都是堆叠注入。简单介绍下: Stacked injections:堆叠注入。从名词的含义就可以看到应该是一堆sql语句(多条)一起执行。而在真实的运用中也是这样的,我们知道在mysql中,主要是命令行中,每一条语句结尾加 ; 表示语句结束。这样我们就想到了是不是可以多句一起使用。这个叫做stacked injection。 在SQL中,分号(;)是用来表示一条sql语句的结束。试想一下我们在 ; 结束一个sql语句后继续构造下一条语...

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