Tutorial by Examples: v

For example if the given tree is: Level order traversal will be 1 2 3 4 5 6 7 Printing node data level by level. Code: #include<iostream> #include<queue> #include<malloc.h> using namespace std; struct node{ int data; node *left; node *right; }; ...

Visual Basic for Applications (VBA) is the macro language behind all Microsoft Office products and is essentially identical across all Office products. What differs from product to product is the Object model. Excel has workbooks, worksheets and cells. Access has tables and attributes. Outlook h...

CIDER function cider-eval-last-sexp can be used to execute the the code while editing the code inside the buffer. This function is by default binded to C-x C-e or C-x C-e. CIDER manual says C-x C-e or C-c C-e will: Evaluate the form preceding point and display the result in the echo area and/or ...

One of the ways to think about the commands that should be executed, to edit a text in a certain manner, is as entire sentences. A command is an action performed on an object. Therefore it has a verb: :normal i " insert :normal a " append :normal c " overwrite :normal y ...

//MySingletonClass.h @interface MYSingletonClass : NSObject + (instancetype)sharedInstance; -(instancetype)init NS_UNAVAILABLE; -(instancetype)new NS_UNAVAILABLE; @end //MySingletonClass.m @implementation MySingletonClass + (instancetype)sharedInstance { static MySingleto...

The following would work in IE9+ import React from 'react' class App extends React.Component { constructor () { super() this.state = {someData: null} } componentDidMount () { var request = new XMLHttpRequest(); request.open('GET', '/my/url', true); request...

/* This is a simple query which can generate a sequence of numbers. The following example generates a sequence of numbers from 1..100 */ select level from dual connect by level <= 100; /*The above query is useful in various scenarios like generating a sequence of dates from a given date. The ...

This example demonstrates how to install Tomcat as a service on Ubuntu using the *.tar.gz releases of both Tomcat as well as Java. 1. Install the Java Runtime Environment (JRE) Download the desired jre .tar.gz release Extract to /opt/ This will create a directory /opt/jre1.Xxxx/ Create a sym...

There are two components to the Unicorn data provider: the database-specific implementation, and the Unicorn implementation. The Unicorn implementation is an individual configuration of Unicorn dependencies that get automatic serialization. For example, if you were serializing two presets you'd nee...

DEFINE QUERY q1 FOR Customer. OPEN QUERY q1 FOR EACH Customer. GET FIRST q1. loop: REPEAT: IF AVAILABLE Customer THEN DO: DISPLAY Customer.NAME CustNum WITH FRAME frClient TITLE "Client data". DISPLAY "(P)revious" SKIP ...

A function can have multiple return statements and they can be placed in different parts of the actual function. They all need to return the same data type though. FUNCTION returning DATE ( dat AS DATE): IF dat < TODAY THEN DO: DISPLAY "<". RETURN dat - 200. ...

<%@ WebService Language="C#" Class="Util" %> using System; using System.Web.Services; public class Util: WebService { [WebMethod] public int CalculatorAdd(int operandA, int operandB) { return operandA + operandB; } [WebMethod] ...

const timeFormat = "15 Monday January 2006" func ParseDate(s string) (time.Time, error) { t, err := time.Parse(timeFormat, s) if err != nil { // time.Time{} returns January 1, year 1, 00:00:00.000000000 UTC // which according to the source code is the zero va...

TTL value can be used to decide for how long the document needs to be there in the bucket. By default TTL value is 0, which means it will be there for indefinite time period. String bucketName = "bucket"; List<String> nodes = Arrays.asList("node1","node2"); // I...

Below example shows ways to read and write csv file without any third party libraries. Write CSV public void writeToCsvFile(List<String[]> thingsToWrite, String separator, String fileName){ try (FileWriter writer = new FileWriter(fileName)){ for (String[] strings : thingsToWrit...

function getCombinations(params, combinationsResults){ if(params.length == 0) return combinationsResults; var head = params[0]; var tail = params.slice(1); var combinationsResultsCurrent = []; if(Array.isArray(head)){ _.uniq(head).forEach(function(item){ ...

When using "controller as syntax" you would give your controller an alias in the html when using the ng-controller directive. <div ng-controller="MainCtrl as main"> </div> You can then access properties and methods from the main variable that represents our contr...

A number of the demonstration macros within this part requires a function which I will explain later. For the moment, please just copy GetFldrNames() to a suitable module. I use this function frequently and keep it, and other like it that I use in many different macros, in a module named “ModGloba...

In Part 2, you were shown how to list every accessible store and the top level folders within each store. This involved a loop through the stores and then a loop for each store through its folders Above you have seen how to reference a known folder at any depth within the hierarchy of folders. Thi...

Why do I want to reference a folder? In the next part I will show you how to access emails within a referenced folder. Here I will show you how to move a folder. I created a folder named “Test” within my Inbox. In TestMoveFolder(), I replaced “A” with the name of the store containing my Inbox. ...