(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
Leonardo Rossetto leonardoxh
florina-muntenescu
/ Data.kt
Last active
September 16, 2025 13:55
Using RoomDatabase#Callback to pre-populate the database - https://medium.com/google-developers/7-pro-tips-for-room-fbadea4bfbd1
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| /* | |
| * Copyright (C) 2017 The Android Open Source Project | |
| * | |
| * Licensed under the Apache License, Version 2.0 (the "License"); | |
| * you may not use this file except in compliance with the License. | |
| * You may obtain a copy of the License at | |
| * | |
| * http://www.apache.org/licenses/LICENSE-2.0 | |
| * | |
| * Unless required by applicable law or agreed to in writing, software |
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| package kotterknife | |
| import android.app.Activity | |
| import android.app.Dialog | |
| import android.app.DialogFragment | |
| import android.app.Fragment | |
| import android.arch.lifecycle.Lifecycle | |
| import android.arch.lifecycle.LifecycleObserver | |
| import android.arch.lifecycle.LifecycleOwner | |
| import android.arch.lifecycle.OnLifecycleEvent |
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| <!doctype html> | |
| <html><head><script src="app.js"></script></head><body></body></html> |
alex-shpak
/ Interceptor.java
Last active
June 24, 2025 03:32
Refreshing OAuth token with okhttp interceptors. All requests will wait until token refresh finished, and then will continue with the new token.
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| private class HttpInterceptor implements Interceptor { | |
| @Override | |
| public Response intercept(Chain chain) throws IOException { | |
| Request request = chain.request(); | |
| //Build new request | |
| Request.Builder builder = request.newBuilder(); | |
| builder.header("Accept", "application/json"); //if necessary, say to consume JSON | |
ssinss
/ EndlessRecyclerOnScrollListener.java
Last active
January 19, 2024 08:52
Endless RecyclerView OnScrollListener
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| import android.support.v7.widget.LinearLayoutManager; | |
| import android.support.v7.widget.RecyclerView; | |
| public abstract class EndlessRecyclerOnScrollListener extends RecyclerView.OnScrollListener { | |
| public static String TAG = EndlessRecyclerOnScrollListener.class.getSimpleName(); | |
| private int previousTotal = 0; // The total number of items in the dataset after the last load | |
| private boolean loading = true; // True if we are still waiting for the last set of data to load. | |
| private int visibleThreshold = 5; // The minimum amount of items to have below your current scroll position before loading more. | |
| int firstVisibleItem, visibleItemCount, totalItemCount; |
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| /* | |
| * Copyright (C) 2014 The Android Open Source Project | |
| * | |
| * Licensed under the Apache License, Version 2.0 (the "License"); | |
| * you may not use this file except in compliance with the License. | |
| * You may obtain a copy of the License at | |
| * | |
| * http://www.apache.org/licenses/LICENSE-2.0 | |
| * | |
| * Unless required by applicable law or agreed to in writing, software |
alexfu
/ DividerItemDecoration.java
Last active
July 21, 2025 07:30
An ItemDecoration that draws dividers between items. Pulled from Android support demos.
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| /* | |
| * Copyright (C) 2014 The Android Open Source Project | |
| * | |
| * Licensed under the Apache License, Version 2.0 (the "License"); | |
| * you may not use this file except in compliance with the License. | |
| * You may obtain a copy of the License at | |
| * | |
| * http://www.apache.org/licenses/LICENSE-2.0 | |
| * | |
| * Unless required by applicable law or agreed to in writing, software |
staltz
/ introrx.md
Last active
March 10, 2026 03:48
The introduction to Reactive Programming you've been missing
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| /* | |
| * Copyright 2014 Chris Banes | |
| * | |
| * Licensed under the Apache License, Version 2.0 (the "License"); | |
| * you may not use this file except in compliance with the License. | |
| * You may obtain a copy of the License at | |
| * | |
| * http://www.apache.org/licenses/LICENSE-2.0 | |
| * | |
| * Unless required by applicable law or agreed to in writing, software |