Replacing Paper-based Survey using Open Data Kit
It is free and open-source software for collecting, managing, and using data in resource-constrained environments.It has various component. ODKAggregate :Server for collecting datas, ODKCollect : Android App for data collection, ODK Build : A drag and drop form builder
Subject & BehaviorSubject in Angular [RxJS]
Subject is a observable which is also a observer and multicast which means any changes in the Subject will be reflected automatically to every subscriber.Basically, Subject Acts like a radio broadcast system which reflects all the program in all of its subscriber every time.
Why Feature module & Shared Module is important in Angular Application?
Feature Module & Shared Module are ways to keep your angular application clean & streamline your code. Things will still work when such features are not used but features like this will help to organize your code and is an organizational practice.
Charging customer without payment information on the further transaction
On our day to day basis , we do a lot of transactions.Let it be for buying socks, groceries, transferring from one account to other. We buy repeatedly from the same site. Notice you don't have to add the payment info again?
File added to .gitignore still showing as untracked list
sometimes we forget to put all the files which need to be ignored before pushing it to the repo. Later, when we add the file in the .gitignore file, the file still shows up in the untracked list. Today we will learn how can get fix the .gitignore issue. Before moving with the next step,