Posts by Long Johnson • 163 points
4 posts
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1
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answer101
viewsQ: How to center a recyclerview (horizontal) item horizontally on the screen?
What I want is the following result: Whenever the user moves to the next or previous item, it will be centered on the screen, just as it works if I use Carousel. I tried some libs from Carousel only…
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2
votes1
answer103
viewsQ: How to transition to the previous Fragment when pressing the back button?
I’m having the following problem: I have an Activity, in which I call a Fragment as follows: FragmentManager fm = getSupportFragmentManager(); Fragment frag = new MyFragment(); FragmentTransaction…
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0
votes1
answer217
viewsQ: Declare a variable using var or the type itself?
I started studying Dart and came across this question. In java, it is always used the type in the declaration of a variable. However, Dart allows you to declare both using "var" and the variable…
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2
votes2
answers678
viewsQ: What is the most efficient way to take information from any website and use it in an Android APP?
For example: An app that accesses the site https://dolarhoje.com/ and take the value of the current dollar and show in the app. What are the ways to do this?…