line_chart = pygal.HorizontalBar()
line_chart.title ='Browser usage in February 2012 (in %)'
line_chart.add('IE',19.5)
line_chart.add('Firefox',36.6)
line_chart.add('Chrome',36.3)
line_chart.add('Safari',4.5)
line_chart.add('Opera',2.3)#图片渲染
HTML(base_html.format(rendered_chart=line_chart.render(is_unicode=True)))
饼图
pie_chart = pygal.Pie()
pie_chart.title ='Browser usage by version in February 2012 (in %)'
pie_chart.add('IE',[5.7,10.2,2.6,1])
pie_chart.add('Firefox',[.6,16.8,7.4,2.2,1.2,1,1,1.1,4.3,1])
pie_chart.add('Chrome',[.3,.9,17.1,15.3,.6,.5,1.6])
pie_chart.add('Safari',[4.4,.1])
pie_chart.add('Opera',[.1,1.6,.1,.5])#图片渲染
HTML(base_html.format(rendered_chart=pie_chart.render(is_unicode=True)))
环形图
pie_chart = pygal.Pie(inner_radius=.4)
pie_chart.title ='Browser usage in February 2012 (in %)'
pie_chart.add('IE',19.5)
pie_chart.add('Firefox',36.6)
pie_chart.add('Chrome',36.3)
pie_chart.add('Safari',4.5)
pie_chart.add('Opera',2.3)#图片渲染
HTML(base_html.format(rendered_chart=pie_chart.render(is_unicode=True)))
java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getImportantForAccessibility()' on a null object reference
出现以上异常.然后就在baidu上
cmd命令打jar是如下实现:
在运行里输入cmd,利用cmd命令进入到本地的工作盘符。(如我的是D盘下的文件有此路径 D:\workspace\prpall\WEB-INF\classes)
现在是想把D:\workspace\prpall\WEB-INF\classes路径下所有的文件打包成prpall.jar。然后继续如下操作:
cd D: 回车
cd workspace/prpal
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml&q
Given a 2D binary matrix filled with 0's and 1's, find the largest rectangle containing all ones and return its area.
public class Solution {
public int maximalRectangle(char[][] matrix)
随着RESTful Web Service的流行,测试对外的Service是否满足期望也变的必要的。从Spring 3.2开始Spring了Spring Web测试框架,如果版本低于3.2,请使用spring-test-mvc项目(合并到spring3.2中了)。
Spring MVC测试框架提供了对服务器端和客户端(基于RestTemplate的客户端)提供了支持。
&nbs
[[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleLightContent];
/*you'll also need to set UIViewControllerBasedStatusBarAppearance to NO in the plist file if you use this method
英文资料:
Thread Dump and Concurrency Locks
Thread dumps are very useful for diagnosing synchronization related problems such as deadlocks on object monitors. Ctrl-\ on Solaris/Linux or Ctrl-B