To set the arrow that shows the direction in which the column is sorted, the setSortDirection(int direction) method of the Tree class is called (lines 36 to 37).
要设置显示列的排序方向的箭头，可以调用Tree类的setSortDirection(intdirection)方法（第 36、37行）。
The disadvantage of using instanceof checks in this fashion is that, if we were to add another subclass of Tree (such as, a LeafWithValue class), we would have to revise these instanceof checks.
以这种方式使用instance of检查语句的一个缺点是，如果我们要添加Tree的另一个子类(比如一个leafwithvalue类)，我们将不得不修改这些instance of检查语句。
Figure 5 demonstrates the process of generating an inheritance tree class diagram.
图5展示了产生一个继承树类图的过程。
Identify an inheritance tree UML class diagram.
识别一个uml类图的继承树。
InfoQ: With the ParseTree gem, one can access the parse tree of a class or method.
InfoQ：我们可以使用ParseTreegem包访问一个类或一个方法的解析树。
Class view toolbar allows you to choose a particular view of the object hierarchy tree for the active project, and to specify which of the available objects and members will be displayed.
“类视图设置”菜单使您可以为活动项目选择对象层次结构树的特定视图，还可以指定要显示的可用对象和成员。
The DFAFactory class compiles a DFA from the parse tree.
DFAFactory类从该解析树编译dfa。
Generate the tree structure of the abstract class diagram by selecting the Explore in Browse diagram from the context menu.
通过选择内容菜单中Explorein BrowseDiagram选项来产生抽象类图的树状结构。
An algorithm of the decision tree based on class feature matrix is proposed.
提出了一种基于类别特征矩阵的决策树算法。
This allows a stylesheet to be applicable to a wide class of documents that have similar source tree structures.
这会使得一个样式单能够广泛适用于一类具有相似“源树结构”的文档。
The currently running task (now preempted) is returned to the red-black tree through a call to put_prev_task (via the scheduling class).
当前运行任务(现在被抢占的任务)通过对put _ prev_task调用(通过调度类)返回到红黑树。
Each class loader also keeps a reference to a parent class loader, defining a tree of class loaders with the bootstrap loader at the root.
每个类装入器还保留对父类装入器的引用，这样就定义了类装入器树，树根为引导程序装入器。
Page acts as an abstract base class for all pages and can contain any arbitrary tree of Components.
Page充当所有页面的抽象基类并可包含 Component 的任意树。
Listing 5 shows code to create a DOM tree of an XML document, and the steps are very similar, even though the class and method names change.
清单5展示了创建XML文档的dom树的代码，步骤与清单4非常相似，但其中的类和方法名称发生了变化。
Then the decision tree and class association rules mining are used on the video attribute database to extract a decision tree classification rule set and a class association rule set respectively.
然后分别使用决策树、分类关联规则等技术对视频属性数据库进行数据挖掘，提取出决策树分类规则集和分类关联规则集；
Ontology can be viewed as a tree structure. Concepts comprise of class and subclass, the relationships between which are tree's edges.
一个本体可以抽象为一个树状结构，概念由类与子类构成，类与子类之间的关系是树中的边。
An example is if you are attempting to get the visual characteristics of a class that was constructed but not yet attached to a tree.
例如，如果您尝试取得某个类别的视觉化特性，但是该类别虽已建构完成却尚未附加至树状结构。
DOMDocument class: Check out the PHP Manual entry for this class, which represents an entire HTML or XML document and serves as the root of the document tree.
DOMDocument类：查阅有关这个类的PHPManual项，这个类代表了整个HTML或XML文档并充当文档树的根。
Finding an element based on its ID, element type, or CSS class name is very useful, but what if you want to find an element based on its position in the DOM tree.
根据ID、元素类型或CSS类名查找元素非常有用，但如何根据元素在 DOM 树中的位置执行查找呢？
The DocumentBuilder class provides a way to build an XML document tree from a stream of bytes.
documentbuilder类提供了一种方法来通过一个字节流构建一个XML文档树。
The SetupComponent class, which was presented in Part 1, traverses the JSF component tree, allowing you to change the attributes of the nested components right before their rendering.
SetupComponent类（在 第 1 部分 中介绍过）遍历JSF组件树，允许在呈现嵌套组件之前更改其属性。
The complete set of class loaders make up a tree-structured hierarchy with different types of classes loaded at each level.
整个类装入器集合形成了树状结构的层次结构，在其每个层次上都可装入不同类型的类。
According to the complicated mine environment when a mine disaster occurred, a class expansion type rapid expanded random tree (CERRT) algorithm for the mine rescue robot was provided.
针对煤矿灾害发生后复杂的矿井环境，提出一种用于救援机器人的分级扩展式快速扩展随机树(CERRT)算法。
Based on fuzzy tree model, an adaptive fuzzy sliding-mode control strategy with supervisory controller is proposed for a class of nonlinear systems.
本文针对单输入-单输出仿射非线性系统提出了一种基于模糊树模型的具有监督控制器的模糊滑模控制方法。
The class also implements the SelectionHandler and OpenHandler interfaces to handle tree node selection and open events.
这个类还实现SelectionHandler和OpenHandler接口，从而处理树节点选择和打开事件。
Tree density in the forest decreased with the increases of height class and diameter class, whereas species abundance did not increase.
栎类次生林乔木的密度随高度级、径级的增加而递减，但树种丰富度却不随树木的密度增加而增加。
In this paper is studied the gracefulness of a class of join graphs derived from the graceful tree and related graphs. Some results are given.
本文研究了优美树的一类联图的优美性，证明了这类图是优美图，同时还得到两类由它导出的优美图。
The affinities of all the beings of the same class have sometimes been represented by a great tree .
同一纲内一切生物的亲缘关系，常常可用一株大树来表示。
The affinities of all the beings of the same class have sometimes been represented by a great tree.
同一纲内一切生物的亲缘关系，常常可用一株大树来表示。
The result shows that the Tree class structure replacing the age structure is suitable for studying the structure and dynamics of Castanopsis fargesii population.
结果表明，应用立木级结构代替年龄结构研究栲树种群的结构和动态特征是适用的。
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