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Vlad Predovic Vladis466

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11 followers · 10 following

EPA(Environmental Protection Agency)
London, UK / Portland, OR, US
https://www.linkedin.com/in/vladpredovic/

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Vladis466 / Xamarin Forms Xaml BackDrop Shadow

Created January 5, 2018 22:04

Creating a shadow Backdrop using xaml in xamarin forms without having to resort to native implementation

	<Frame HorizontalOptions="FillAndExpand" Padding="1,1,1,1" Margin="5,5,5,5" HasShadow="True">
	<Frame.BackgroundColor>
	<Color x:FactoryMethod="FromRgba">
	<x:Arguments>
	<x:Int32>0</x:Int32>
	<x:Int32>0</x:Int32>
	<x:Int32>0</x:Int32>
	<x:Int32>128</x:Int32>
	</x:Arguments>
	</Color>

Vladis466 / Xamarin Custom Renderer Spinner-like DropDown

Created January 8, 2018 22:10

Vladis466 / gist:002db1243661509a5090eb15aa56b6e3

Created April 9, 2018 03:44

Xamarin.Forms Tabbed Items bar /w on click color change events

	<StackLayout Orientation="Horizontal" Margin="0" Padding="0" VerticalOptions="Start">
	<StackLayout Margin="0,0,0,0" Padding="0" VerticalOptions="StartAndExpand" HorizontalOptions="CenterAndExpand">
	<Button Clicked="ButtonPosts_Clicked" Command="{Binding ListAllPostsCommand}" Image="fa_burger.png" HeightRequest="20" VerticalOptions="StartAndExpand" Margin="15" HorizontalOptions="CenterAndExpand"/>
	</StackLayout>
	<StackLayout Margin="0,0,0,0" Padding="0" VerticalOptions="StartAndExpand" HorizontalOptions="CenterAndExpand">
	<Button Clicked="ButtonPosts_Clicked" Command="{Binding ListVideosCommand}" Image="fa_videos.png" HeightRequest="20" HorizontalOptions="CenterAndExpand" Margin="15" VerticalOptions="StartAndExpand"/>
	</StackLayout>
	<StackLayout Margin="0,0,0,0" Padding="0" VerticalOptions="StartAndExpand" HorizontalOptions="CenterAndExpand">

Vladis466 / BitFlyerBlockTransactionFeeOptimizationProblem

Created April 28, 2018 00:16

Capacity of 1000000 gives a max value of approx 14.2593 BTC.

	using System;
	using System.IO;

	namespace MiningOptimizationTesting
	{
	/// <summary>
	/// Test implementation of an algorithm to maximize potential returns for mining a block
	/// Based on the knapsack 0-1 DP solution.
	/// </summary>
	public class BlockTransactionOptimizer

Vladis466 / Spinner.tsx

Created September 2, 2020 13:57

Tailwindcss typescript spinner

	import React from "react";

	const Spinner = (props: { size?: string, color?: string }) => {
	const { size = 'md', color = 'black' } = props;
	const width: {[key:string]: string}= {
	sm: "w-6",
	md: "w-8",
	lg: "w-10",
	};

Vladis466 / minHeap_maxHeap.txt

Created November 30, 2021 21:53 — forked from WuchiOnline/minHeap_maxHeap.txt

MinHeap and MaxHeap implementation for C#

	public class MinHeap
	{
	private readonly int[] _elements;
	private int _size;
	public int Count {get => _size;}

	public MinHeap(int size)
	{
	_elements = new int[size];
	}

Vladis466 / delete-stale-local-branches.bash

Created April 6, 2022 13:52

Here’s a script that deletes branches that used to exist on the remote but no longer do

git fetch -p && for branch in $(git for-each-ref --format '%(refname) %(upstream:track)' refs/heads | awk '$2 == "[gone]" {sub("refs/heads/", "", $1); print $1}'); do git branch -D $branch; done

	using Android.Content;
	using Android.Graphics;
	using Android.Graphics.Drawables;
	using Selectron.Field.RouteTracker.Droid.Renderers;
	using Xamarin.Forms;
	using Xamarin.Forms.Platform.Android;

	[assembly: ExportRenderer(typeof(Picker), typeof(CustomPickerRenderer_Droid))]
	namespace Selectron.Field.RouteTracker.Droid.Renderers
	{