If you have been developing REST APIs that are consumed by front end applications, it’s likely that you’ve come across this error, which is annoying for both frontend and backend developers. So let’s start with why we get this error? It’s because browsers don’t allow application from a origin to access resources on a different …
We can sort list using multiple fields with Comparator. Here we are going to see two ways to do that. Let’s say we have a Student class as below. And a list of Students. private List<Student> getStudentList() { return Arrays.asList(new Student(1, “Bindu”, “IT”), new Student(2, “Sam”, “CS”), new Student(3, “David”, “IT”), new Student(4, “Anjali”, “CS”)); …
How to sort list of objects using multiple fields? Read More »
In this post, we’ll learn how we can connect Django to MySQL database in Windows. We have install XAMPP and our MySQL database will be turned on through XAMPP. It is possible to install standalone MySQL and run in without XAMPP, and we can connect to it using Django. But in this tutorial we will …
How to Connect Django to XAMPP MySQL in Windows | Best Way Read More »
We can make Horizontal RecyclerView or Horizontal Scrolling in RecyclerView in Android using LinearLayoutManager. If you’ve used LinearLayout, you might have noticed that you can set the layout orientation to both horizontal and vertical. Similarly, you can set the orientation of a RecyclerView using the LinearLayoutManager that we set to the recyclerView. Let’s see how …
How to Make Horizontal RecyclerView Easily – Android Studio Tutorial Read More »
Java introduced Stream API in java 8, which is useful to perform operations on collections. Java streams have definitely made processing collections and life easier. But in order to work with streams, it’s important to understand following: Functional programming Functional Interface Lambda Expression Here I am going to explain all three concepts to help you …
There are multiple ways to remove title bar or toolbar in Android Studio. If you’ve been coding for some time, you might call it the “action bar”, anyway, let’s jump straight into how we can remove the title bar in Android Studio. You can check out YouTube tutorial on how to remove title bar too, …
How to Remove Title Bar/Toolbar in Android | Top 3 Methods Read More »
Sometimes we need to load image from Android Studio’s assets folder, in this tutorial we’ll see how we can exactly load images from Assets folder in Android Studio, and set it to an ImageView. There are more than one ways to load image from the assets folder, but I’ll show you the most simplest one. …
How To Load Image From Assets Folder | Android Studio Read More »
Optimizing your Android App to make it faster and efficient is what will set your app apart from the crowd of apps in the Play Store. I use some optimization and good practice that I thought of sharing with you guys, maybe it can help you write better code and improve your app performance. If …
How to make Android App Faster – Android App Optimization Read More »
First of all, let me address what programming is and how you should approach it so that we are on the same page and hopefully by the end of the article, you’ll be able to tackle and dismantle any programming language. Trying to be concise, a programming language for the most part, is just like …
In XAMPP, the error “port 80 is already in use” or “port 80 in use by “unable to open process” with pid 4″ usually occurs because some other app is using the port 80. In case there is some other port like 443 in this error, the issue is the same, the port in question …
