How to handle Global Variable scope issue in JavaScript

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One of the major problem with JavaScript is the leakage of scope and which leads to various issues as such variable name conflict. One of the best practice of JavaScript is to use to one global object variable and dynamically add variables to it or defines the variable as object property. This will restrict the variable scope and will help limit scope leakage. This way variables are restricted to one Global Variable scope.
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Inorder Tree Traversal (DFS) in java

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In our previous post we had discussed about different approaches of implementing Preorder tree traversal. In this article we shall discuss steps and different ways of implementing Inorder tree traversal.

There are different ways to traversal a tree in DFS such as:

  1. Preorder
  2. Inorder
  3. Postorder

Here in this article, we shall discuss steps and different approach of implementing Inorder tree traversal.

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Preorder Tree Traversal (DFS) in java

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Traversing of tree has different approach than that of linear data structures (Array, Linked List, Queues, Stacks, etc).

There are different ways to traversal a tree in DFS such as:

  1. Preorder
  2. Inorder
  3. Postorder

Here in this article, we shall discuss steps and different approach of implementing Preorder tree traversal. Read the rest of this entry »

Angular 2 Hello world example

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There are different ways to start with angular 2. The most simple and easy way is to use Angular CLI. You can get more info at the official site of angular CLI. Here are the steps that you should follow Read the rest of this entry »