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@fergusonm
fergusonm / gist:adb8ddd1b699988b69970cccf435dc24
Created January 22, 2022 18:46
MutableStateflow that saves to saveStateHandle
class Thing(
private val savedStateHandle: SavedStateHandle,
private val key: String,
) {
private val someExistingStateFlow = MutableStateFlow<String>(savedStateHandle[key] ?: "default Initial")
private val myStateFlow = someExistingStateFlow.saveWith(savedStateHandle = savedStateHandle, key = key)
private val myNewStateFlow = SaveableMutableStateFlow<String>(savedStateHandle = savedStateHandle, key = key)
}
@mxalbert1996
mxalbert1996 / Scrollbar.kt
Last active February 1, 2024 12:44
Modifiers to draw scrollbars in Jetpack Compose
/*
* MIT License
*
* Copyright (c) 2022 Albert Chang
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
@gmk57
gmk57 / Sending events to UI.kt
Last active February 13, 2024 15:17
Sending events to UI with Channel/Flow + custom collector (see my first comment for reasons behind it)
/**
* Starts collecting a flow when the lifecycle is started, and **cancels** the collection on stop.
* This is different from `lifecycleScope.launchWhenStarted { flow.collect{...} }`, in which case
* the coroutine is just suspended on stop.
*/
inline fun <reified T> Flow<T>.collectWhileStarted(
lifecycleOwner: LifecycleOwner,
noinline action: suspend (T) -> Unit
) {
object : DefaultLifecycleObserver {
package com.handstandsam.mutablestateflow
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.test.runBlockingTest
import org.junit.Test
class UseImmutableDataWithMutableStateFlow {
data class SomePojo(var name: String = "placeholder")
@objcode
objcode / ConcurrencyHelpers.kt
Last active January 15, 2024 05:17
Helpers to control concurrency for one shot requests using Kotlin coroutines.
/* Copyright 2019 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
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
@RBusarow
RBusarow / TestCoroutineExtension.kt
Last active November 20, 2023 19:03
A JUnit 4 Rule and JUnit 5 Extension for utilizing TestCoroutineDispatcher and TestCoroutineScope from kotlinx.coroutines-test
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.test.TestCoroutineDispatcher
import kotlinx.coroutines.test.TestCoroutineScope
import kotlinx.coroutines.test.resetMain
import kotlinx.coroutines.test.setMain
import org.junit.jupiter.api.extension.AfterAllCallback
import org.junit.jupiter.api.extension.AfterEachCallback
import org.junit.jupiter.api.extension.BeforeAllCallback
import org.junit.jupiter.api.extension.ExtendWith
import org.junit.jupiter.api.extension.ExtensionContext
@JoseAlcerreca
JoseAlcerreca / Event.kt
Created April 26, 2018 10:25
An event wrapper for data that is exposed via a LiveData that represents an event.
/**
* Used as a wrapper for data that is exposed via a LiveData that represents an event.
*/
open class Event<out T>(private val content: T) {
var hasBeenHandled = false
private set // Allow external read but not write
/**
* Returns the content and prevents its use again.
@JosiasSena
JosiasSena / DeCryptor.java
Last active September 12, 2023 12:40
Encryptor and Decryptor for data encryption.decryption using the Android KeyStore.
/**
_____ _____ _
| __ \ / ____| | |
| | | | ___| | _ __ _ _ _ __ | |_ ___ _ __
| | | |/ _ \ | | '__| | | | '_ \| __/ _ \| '__|
| |__| | __/ |____| | | |_| | |_) | || (_) | |
|_____/ \___|\_____|_| \__, | .__/ \__\___/|_|
__/ | |
|___/|_|
*/
public class SingletonClass implements Serializable {
private static volatile SingletonClass sSoleInstance;
//private constructor.
private SingletonClass(){
//Prevent form the reflection api.
if (sSoleInstance != null){
throw new RuntimeException("Use getInstance() method to get the single instance of this class.");
@Bhavdip
Bhavdip / sketch-never-ending.md
Created October 6, 2016 15:53
Modify Sketch to never ending trial

###Sketch trial non stop

Open hosts files:

$ open /private/etc/hosts

Edit the file adding:

127.0.0.1 backend.bohemiancoding.com

127.0.0.1 bohemiancoding.sketch.analytics.s3-website-us-east-1.amazonaws.com