Rohit Shrestha - Rohit Shrestha

Why use AWS Lambda & SQS for managing large requests?

Recently, a scenario came in where a data of around 20,000 user had to be proceed. The data had to be calculated in the background and inserted into the

AWS

Going Server-less with AWS Lambda ?

Server-lessThe term `Server-less` has gained so much hyped recently. Everyone talks about executing their code on an server-less architecture but first let's understand what is server-less anyway ? Server less is

Go.Data

Go.Data for contact tracing in Nepal

To take a break from my regular work schedule, I decided to work on something interesting that would help others and keep me motivated. I knew that the Ministry of

openodk

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

dhis2

DHIS2 implementation in Nepal

Nepal is stepping into the world of the digital revolution. While most of the nations are quiet ahead from us, we are in the earlier stage of the digital era.

My Experience in the National Tuberculosis Center

Background: Recently, we got a chance to work for the National Tuberculosis Center, Bhaktapur - a center for tuberculosis treatment, prevention and cure. As a software engineer, people may think

linux

Using Crontab for Scheduling Task in Python

We will be working to schedule a email tasks everyday using crontab.

load-balancer

Using HAProxy as a load balancer

HAProxy stands for High Availability Proxy which is a TCP/HTTP load balancer and proxy server. Basically what it does is distributing the incoming load to a different server so

RxJS

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.

Angular

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.

Stripe

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?

git

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,

Angular

Sharing data from one component to other using state

Often, we face the problem of data sharing in Angular. Data sharing when the component are in Parent-Child or Child-Parent can be done using input , output, ViewChild & EventEmitter. But

Stripe

Creating Charge from Card (Stripe)

On our previous post, we learned how do we collect payment information from our users securely. Today we will learn to create charge with the payment information provided by the user using Python.

Stripe

Using Card Element for collecting payment Information

we will learn how to securely collect card information from users and send it to stripe server to charge a certain amount using Stripe Elements.

AWS

Moving your media file from Linux server to Amazon s3 using s3cmd

In this tutorial, we will learn how will we move file,folder from your server to Amazon s using s3cmd.

Angular

Using Preloading Strategy for User Experience

Preloading Strategy is a technique used to load Javascript Component that must be loaded right after the Main Component is loaded.

Angular

Lazy Loading for Optimizing your project

Lazy loading is a technique used for a faster initial load for the angular project. The main idea behind lazy loading is asynchronously loading javascript component. Since the required component is loaded only when the specific router is activated,