pears project

Recently, in the Course Design of Data Mining, We need to present the data analysis results to users intuitively. This requires data statistics graphs. To achieve this function, we need several third-party packages: 1. jfreechart-1.0.13.jar 2.

1. jfreechart Project Overview Jfreechart is a Java project on the open source site sourceforge.net. It is mainly used for various charts. Tables include: pie chart, bar chart (common bar chart and stack column chart), line chart, Area Chart,

First, the abstract process:1, all things are objects.The concrete object of the dog and the house is the abstract concept of "service" as well as the object.You can use objects to store things. Dog objects can store dog head, dog legs and so on.

Just began to participate in programming, heard of such a joke: A programmer critically ill, a long coma, all kinds of drug treatment, are ineffective. Family in every sense of anxiety, a colleague came to see him, but gently said: "Ni-ma, the

Why should I write this article? Recently learned a bit of vue.js, but also review the boostrap, found that these two things if applied together, can play a very powerful role, boostrap elegant style and rich components make the page development

First of all, a little happy: Today is Tuesday, Guangzhou, the weather is particularly clear, the morning work of the mood is not the same, the most worthy of happy things, soon to 51 Labor Day, said Labor Day, holiday is it. You know. To talk about

Children's shoes that have been exposed to Requirejs may know that module-dependent declarations are an important step either by defining modules through define or by require to load modules. And it involves the module path resolution, for beginners,

Jfreechart is a Java project on the open source site sourceforge.net. It is mainly used to generate a variety of charts, including: pie chart, bar chart (General bar chart and stack bar chart), line chart, Area Chart, distribution chart, hybrid

Mixin literacy classLai Yong Hao (http://blog.csdn.net/lanphaday) Statement: This article is suitable for junior and intermediate Python programmers to read, in addition to the wording of this article may cause reader discomfort, please

In the previous article, we talked about displaying tree data on the page, which enables users to better view the level between data. This blog shows how to display data through bar charts, pie charts, and so on, similar to the graphic display of