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Mastering Development

Return the number of months between two dates as an array of strings

//So I have and array of months const months = [ ‘January’, ‘February’, ‘March’, ‘April’, ‘May’, ‘June’, ‘July’, ‘August’, ‘September’, ‘October’, ‘November’, ‘December’]; // If the input is startDate: 1-1-2019 & endDate: 3-15-21 // It should return an array like so: const monthsBetweenDates = [January,February,March,April,May,June,July,August, September, October, November,December, January,February,March,April,May,June,July,August, September, October, November, December, January, Feb, […]

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Development

Error with Inclusion Of Header File, Undeclared Identifier

I have this code involving months. The header file compiles fine, and I don’t have any errors when it comes to opening the header file in my main program. But when I try to use the MyMonths class, it says that it doesn’t exist. This is the code to the header file. #include “pch.h” #ifndef […]

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Development

Put items in list box- What does it mean to say “opt as opt for opt in months” in Angularjs?

https://angularjsaz.blogspot.com/2015/09/tutorial-28-angularjs-listbox-example.html That shows: <select style=”width: 100%;” size=”7″ ng-model=”currentItems” multiple ng-multiple=”true” ng-options=”opt as opt for opt in months”> </select> This works. I want to understand what does this statement do: opt as opt for opt in months I also know that ng-repeat takes car in cars. Why can’t I use such a thing here? In my […]

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Development

How to display a new message each month for 20 consecutive months

I’m hoping someone can help me out with a solution to this problem. I’m writing a JavaScript to display one of 20 greetings each month for 20 consecutive months before the greetings start over. Below is the GreetingDetails Array: var GreetingDetails = [ {// index0 Greeting: “Foreign Greeting 0”, Language: “Foreign Language”, Translation: “English Translation”, […]

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Development

Why my routerLink is not showing my CalendarComponent

I have an app hooked up with a backend. Whenever I run the project and then press ng serve, everything works as planned. I can even see the routerlink that i created and when I hover the mouse over the link it shows the correct path- localhost:4200/Calendar When clicked however, it renders the Sunday through […]

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CMS Development Wordpress

Want to Display “No Results Page” When There Are No Results for a Particular Month

I have very minimal experience with PHP and am looking for a way to redirect to a “No Results” page when a date is selected with no results. Currently, when you select a date with no results, all results display. Here is the code: <?php ?> <select name=”date” class=”dropdown-select”> <option value=”0″>All Dates</option> <?php $years = […]

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Development

Error when I declare a variable at the beginning of the class Component in React

I want to know why I put _isMounted=false; at the beginning of myClass appears the following error: “SyntaxError: Unexpected token”. I’m following the second answer in this thread: Can't perform a React state update on an unmounted component. class myClass extends Component { _isMounted = false; constructor(props) { super(props); this.state = { test: “” }; […]

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Development

Convert “Month / Year” into Number of Days in Month – Python Datetime

How do I convert a month/day/year 11/1/2018 into a value that represents the number of days in that given month for that year? The conversion value should be 30 because there are 30 days in November 2018. The only thing I can think of would be do some rule based logic like below. Is there […]

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Development

How to pass values to line chart data set in angular

Here I need to draw a line chart. export class DlinechartComponent implements OnInit { jan:any ; QueryCol: AngularFirestoreCollection; Query: Observable<any>; lineChartData: ChartDataSets[] = [ { data: [ this.jan, 54, 78, 75, 77, 75,0,1,3], label: ‘Number Of Patient’ }, ]; lineChartLabels: Label[] = [‘January’, ‘February’, ‘March’, ‘April’, ‘May’, ‘June’,’July’,’August’,’September’,’October’,’November’,’December’]; lineChartOptions = { responsive: true, }; lineChartColors: […]

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Development

Multiple Select All buttons causing problems with interactivity in Shiny map

I’m coding an interactive map in R with Shiny and Leaflet. I programmed 1 select all button for the months (checkGroup) and it worked fine, but adding the select all button for the other inputs has caused none of the map to work properly. #import data data <- structure(list(Area = c(“Scarborough”, “Etobicoke”, “East York”, “North […]