JeyDi

# From SQL to Python Pandas Cheatsheet
# many thanks to: https://medium.com/jbennetcodes/how-to-rewrite-your-sql-queries-in-pandas-and-more-149d341fc53e
# Using airports data example: https://ourairports.com/data/

import pandas as pd

# Reset Pandas Index
df.reset_index(drop=True, inplace=True)

# Simply add a columns with an easy calculation

alexmagaddino

import json 
from pathlib import Path


def normalized(name):
       return (name.replace("-", "_")).lower()

def prettyHex(num):
    return str(hex(num)).replace("0x","")

msangel

// Dagger 1 example
@Module(
        complete = false,
        library = true
)
public final class ApiModule {
    @Provides
    @Singleton
    Retrofit provideRetrofit(Gson gson, Application app) {
        return new Retrofit.Builder()

HugoMatilla

class AppRestService : IAppRestService {
    override fun getAppRestService(): IRestService {
        val httpClient = OkHttpClient().newBuilder()
        val interceptor = Interceptor { chain ->
            val request = chain?.request()?.newBuilder()?.addHeader("SomeHeader", "SomeHeaderProperty")?.build();
            chain?.proceed(request)
        }
        httpClient.networkInterceptors().add(interceptor)
        val customGson = GsonBuilder().registerTypeAdapter(MyClassCloud::class.java, MyClassCloudDeserializer("1")).create()
        val retrofit = Retrofit.Builder().baseUrl(IRestService.URL_BASE).addConverterFactory(GsonConverterFactory.create(customGson)).client(httpClient.build()).build()

mustafasevgi

/**
* Custom Scroll listener for RecyclerView.
* Based on implementation https://gist.github.com/ssinss/e06f12ef66c51252563e
*/
public abstract class EndlessRecyclerOnScrollListener extends RecyclerView.OnScrollListener {
    public static String TAG = "EndlessScrollListener";

    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.

koesie10

// Dagger 1 example
@Module(
        complete = false,
        library = true
)
public final class ApiModule {
    @Provides
    @Singleton
    Retrofit provideRetrofit(Gson gson, Application app) {
        return new Retrofit.Builder()

cmelchior

// Make a custom Gson instance, with a custom TypeAdapter for each wrapper object.
// In this instance we only have RealmList<RealmInt> as a a wrapper for RealmList<Integer>
Type token = new TypeToken<RealmList<RealmInt>>(){}.getType();
Gson gson = new GsonBuilder()
        .setExclusionStrategies(new ExclusionStrategy() {
            @Override
            public boolean shouldSkipField(FieldAttributes f) {
                return f.getDeclaringClass().equals(RealmObject.class);
            }

ssinss

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;

franmontiel

/*
 * Copyright (c) 2015 Fran Montiel
 *
 * 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

julianshen

/*
 * Copyright 2014 Julian Shen
 *
 * 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