End to End Technology Solutions
Introduction The principle of loading a lot of data into chunks is pagination. Consider a situation in which you have to fill a list of the names of 1000 individuals, so if we load all the data at once, loading time and response time would also increase to enhance this, we will enforce the pagination Continue Reading »
Image Carousel also popularly known as Slider components are one of the most appealing parts of the mobile applications and is used extensively. We can get it through various libraries that provide the slider functionality but today we will be focusing on the custom slider. We can achieve it using ScrollView but Here we will learn how Continue Reading »
What is performance testing? In software development lifecycle (SDLC), software testing plays an important role along with software development. We have various types of testing in which Performance testing is one of the most important types of testing which ensures that our software performs stably under varying load conditions. Performance testing belongs to the non-functional Continue Reading »
React Hooks introduced some memory optimization hooks to improve performance. Data Hooks are hooks which store data. You store data that the specified portion of the UI specifically relies on for visual changes and memoize/cache data that a given portion UI don’t directly rely on for visual changes. Storing is different from memoizing/caching. There’s a Continue Reading »
In today’s advance environment, everybody will be comfortable with automation rather than applying manual efforts. With Trustkit, one can easily validate the certificate’s public key by typing only a few lines of codes and also, it comes with extra functionalities like reporting or fallback public keys. Step 1: Extracting the public key of the certificate Continue Reading »
Why Offline handling? Offline data handling in iOS apps isn’t an extra feature anymore. Users want and expect it as a default feature in apps. So it is necessary to save data in our apps. Data from researches and surveys show that users abandon pages if they take more than 3 seconds to load. This Continue Reading »
Today we are going to discuss React life cycle methods. What are the lifecycle methods and how these lifecycle methods work? Let’s start by creating a basic component (say Hello world) which we all have created as a beginner. class HelloWorld extends React.Component { render() { return <h1> Hello World </h1> Continue Reading »
Sometimes it’s our application requirement to deal with multiple databases. Spring Boot helps us to configure multiple databases in a single application. This blog will help to configure multiple datasources into a spring boot application. To use multiple DataSources, let’s add the following details in the property file. Here we configured ‘foo’ datasource and ‘bar’ Continue Reading »
API which is known as Application Programming Interface is very important for communication and data exchange between two separate systems. API testing mainly concentrates on the business logic layer of software architecture. By sending the inputs to API using software, we can get the output and system response. There is a slight difference between API Continue Reading »
Introduction: At some point, we need to earn revenue through our application. We can monetize our application for removing ads, selling physical goods, providing some enhanced functionality to users. We can follow different monetization strategies that depend upon our application. Using Google Play Billing: According to android documentations- You can use Google Play’s billing system Continue Reading »
Q= What is multithreading? Multithreading is the most important concept, every developer must know about them. When we try to execute multiple tasks at the same time then our Ui get stuck and wait for another task to be completed. Because our iPhone has only one CPU and it can perform only one operation at Continue Reading »
Versioning of APIs is a decent practice. Versioning helps make your API more adaptable and versatile to changes while keeping the functionality intact. It also helps you manage changes to the code better and more easily revert back to old code if the new code causes problems. You ought to have an alternate form of Continue Reading »
You may have occurred with the problem of font sizes not adjusting according to the screen size. Smart devices are coming in a number of sizes, from tablet to small smartphones. The ios and android have different pixel ratios too. If you are defining the font sizes in pixels then the size may vary from Continue Reading »
Introduction: An Amazon S3 bucket is a public cloud storage resource available in Amazon Web Services’ (AWS). S3 stands for Simple Storage Service (S3) and it is an object storage offering. Amazon S3 buckets, which are similar to file folders, store objects which consist of data and its descriptive metadata. Amazon S3 provides a web Continue Reading »
Browser Caching:- When the site is loaded on the web browser, the browser caches some resources like- images, JS, CSS locally and when a user visits the site next time browser serves the file from the local cache. Since we do not have control on the user’s browser it is really hard to clear cache Continue Reading »
MVC Design Pattern(Model View Controller) After developing the complex application it is very tough to manage the application, so the stable app we want it to be, we use design pattern so any developer can easily understand the code any easy change the code according to need MVC firstly comes picture in design pattern The Continue Reading »
Charles Proxy is a cross-platform HTTP debugging proxy server application written in Java. It acts as a middleman between the local computer and the internet. It enables the user to view HTTP, HTTPS and enabled TCP port traffic accessed via the local computer. It simply enables the user to view/ monitor network calls and helps Continue Reading »
What is WorkManager? WorkManager is one of the Android Architecture Component and part of Android Jetpack. WorkManager is an Android library that runs deferrable background work when the work’s constraints are satisfied. WorkManager allows you to schedule work to run one- time or repeatedly using flexible scheduling windows. How to use WorkManager? Step 1: In Continue Reading »
Today we are going to discuss what are the best practices we should follow in SEO while building a website. But before lets us discuss what is SEO? Search Engine Optimization is popularly known as SEO, which is the concept/practice of increasing the quantity and quality of traffic to your website through search engine results. In Continue Reading »
For a good application developer whether android or iOS should follow an architecture to build a project. The better the architecture the better will be the code structure and better will be its readability. If you don’t follow any architecture then start following one. In this blog, we will focus on the Android platform. There Continue Reading »
This blog is about to send push notifications with spring boot and FCM. I will tell you how to send push notifications from the server. What is FCM? Firebase Cloud Messaging (FCM) is a cross-platform messaging solution that lets you reliably send messages at no cost. How FCM work Registration: When application gets installed it Continue Reading »
Hello, folks. In this post we are going to implement a reusable component for freehand drawing. We will see how to use `UIGestureRecognizer` for drawing and using linear polarization to make our drawing smooth. We will also create a method to draw an arrow with respect to two points. So let’s start with creating a Continue Reading »
When we use images in our application then we face different type of scenarios while handling the image. Before we go into the scenarios / situations of image handling in Application, let us understand the concept of UIImage and UIImageView. Concept of UIImage and UIImageView (container) UIImage – Bitmap with different formats Ex png and jpeg. Recommended Continue Reading »
Scale Animation – Introduction Scale Animation is basically to increase or decrease the size of the View. There is a class ScaleAnimation. We need to create instance of ScaleAnimation (Can be done in XML also) to do the work. One of the main constructor of this class is: public ScaleAnimation( float fromX, float toX, float Continue Reading »
Category What is Category and why do we need this in iOS Development? First thing you need to know, Category is not a subclassing (Inheritance). Category is simply a concept of adding methods to your existing class. No need to create the instance of your category class as it will be called from your Main class instance. Continue Reading »
To get a location in iOS device, there are areas that we need to think about before we implement / design for getting location in an application. Points / Areas to consider: Where to register in application for getting location updates Accuracy – What accuracy of location are we looking for Exit Strategy in case Continue Reading »
Introduction to Lazy Loading What is lazy loading? A little introduction of lazy loading is it is a design pattern to defer the initialization of an object until the point at which it is needed. In simple words create objects when it is needed. Problems to Tackle Before talking about lazy loading of images, I want Continue Reading »
What is AsyncTask AsyncTask is an abstract Android class which helps the Android applications to perform tasks without blocking the UI Thread. AsyncTask is designed to be a helper class around Thread and Handler. Thread Pool Pattern AsyncTask uses a thread pool pattern for running the stuff from doInBackground() The Thread pool Pattern is where number of Continue Reading »
Introduction to Lazy Loading What is lazy loading? A little introduction of lazy loading is it is a design pattern to defer the initialization of an object until the point at which it is needed. In simple words create objects when it is needed. Problems to Tackle Before talking about lazy loading of images, I Continue Reading »
We specify a version of database in SQLiteOpenHelper constructor. Where is this version stored in database? This version is used while upgrading the database to higher versions. It is stored in Database file header as user_version number. See below: Code SQLite Maestro Tool Database header description