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Mike Miha-x64

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@Miha-x64
Miha-x64 / Stats.java
Last active February 1, 2022 12:08 — forked from zhong-j-yu/Stats.java
class Stats - used with Stream.collect() to find min and max
package net.aquadc.util;
import java.util.Comparator;
import java.util.Objects;
import java.util.Optional;
import java.util.stream.Collector;
/**
* Stats of a stream of objects, including {@linkplain #size()}, {@linkplain #min()}, and {@linkplain #max()}.
* <p>This is intended to be used with {@link java.util.stream.Stream#collect}, for example</p>
@Miha-x64
Miha-x64 / Day18ManyWorldsInterpretation.kt
Created January 9, 2020 03:28
Copy of https://github.com/yuriykulikov/kotlin-playground/blob/master/advent-of-code-2019/src/test/java/Day18ManyWorldsInterpretation.kt rewritten on top of Java Stream API instead of RxJava.
import kotlinx.collections.immutable.PersistentMap
import kotlinx.collections.immutable.PersistentSet
import kotlinx.collections.immutable.persistentSetOf
import kotlinx.collections.immutable.toPersistentMap
import org.assertj.core.api.Assertions.assertThat
import org.junit.Test
class Day18ManyWorldsInterpretation {
/**
@Miha-x64
Miha-x64 / channel.patch
Last active October 29, 2019 11:11
Index: app/src/main/java/com/techyourchance/multithreading/demonstrations/designcoroutines/ProducerConsumerBenchmarkUseCase.kt
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- app/src/main/java/com/techyourchance/multithreading/demonstrations/designcoroutines/ProducerConsumerBenchmarkUseCase.kt (revision ce962bc96a3224ae27ff8c94ba658946362ce852)
+++ app/src/main/java/com/techyourchance/multithreading/demonstrations/designcoroutines/ProducerConsumerBenchmarkUseCase.kt (date 1572347476000)
@@ -1,17 +1,16 @@
package com.techyourchance.multithreading.demonstrations.designcoroutines
@Miha-x64
Miha-x64 / BundleKey.java
Created October 21, 2019 08:44
import android.content.Intent;
import android.os.Bundle;
import android.support.annotation.NonNull;
public abstract class BundleKey<T> {
@NonNull final String key;
BundleKey(@NonNull String key) {
this.key = key;
@Miha-x64
Miha-x64 / CollectionWrap.java
Last active February 1, 2022 12:10
Absolutely normal and safe decorator class which can be easily broken with type-casting
import java.util.Collection;
import java.util.Comparator;
import java.util.Deque;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
import java.util.NavigableSet;
import java.util.Queue;
import java.util.Set;
import java.util.SortedSet;
@Miha-x64
Miha-x64 / Java and Kotlin antipattern evolution.md
Last active April 8, 2023 19:30

Singleton

  1. Roll-your-own lazy singleton

    public final class Single {
    private static Single INSTANCE;
    private Single() {}
@Miha-x64
Miha-x64 / ErrorHandling.java
Created August 15, 2019 11:06
An attachment to comment on https://www.pragmaticobjects.com/chapters/001_checked_exceptions.html
// Java(?) way
interface Fraction<E extends Exception> {
int numerator() throws E;
int denominator() throws E;
}
class FracStatic implements Fraction<RuntimeException> // don't force catching
class FracSum<E1, E2> implements Fraction<EitherException<E1, E2>> // impossible due to type erasure
// Kotlin, Scala, Rust way
@Miha-x64
Miha-x64 / unblend.rs
Last active April 18, 2019 08:30
Rust script for extracting a transparent colour from the given pre-blent opaque colours
use std::env;
use std::io;
use std::io::Write;
use std::str::FromStr;
#[macro_use]
extern crate lazy_static;
fn main() {
@Miha-x64
Miha-x64 / SpanningLinearLayoutManager.java
Last active May 24, 2023 16:37 — forked from heinrichreimer/LICENSE
LinearLayoutManager which distributes available space equally between all items. Changed: works also when items are added or removed.
package net.aquadc.recycler;
import android.content.Context;
import android.graphics.Rect;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.AttributeSet;
import android.view.View;
/**
@Miha-x64
Miha-x64 / proguard-rules.pro
Last active March 13, 2023 07:27
Healthy person's ProGuard rules for Android and Kotlin.
# preverify is useful only for J2ME
# R8 doesn't preverify by default
#-dontpreverify
-optimizationpasses 5
# this seems to be enough
# remove indirection
-allowaccessmodification