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@castorflex
castorflex / CustomBounceInterpolator.java
Last active January 12, 2024 18:03
Gist for http://castorflex.github.io/blog/2013/04/12/making-a-bounce-animation-for-your-sliding-menu/
import android.view.animation.Interpolator;
/**
* Created with IntelliJ IDEA, best IDE in the world. User: castorflex Date: 06/06/13 Time: 22:18
*/
public class CustomBounceInterpolator implements Interpolator {
@Override
public float getInterpolation(float t) {
return -(float) Math.abs(Math.sin((float) Math.PI * (t + 1) * (t + 1)) * (1 - t));
@lxbarth
lxbarth / nycneighborhoods.md
Last active December 16, 2015 14:59

Download and convert data from NYC open data portal

curl -o nynta.zip "https://nycopendata.socrata.com/api/geospatial/cpf4-rkhq?method=export&format=Shapefile"
cd nynta_12c

ogr2ogr can't deal with the projection directly. Replace content of nynta.prj with the following projection string:

PROJCS["NAD_1983_StatePlane_New_York_Long_Island_FIPS_3104_Feet",GEOGCS["GCS_North_American_1983",DATUM["D_North_American_1983",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["lambert_conformal_conic_2sp"],PARAMETER["False_Easting",984250.0],PARAMETER["False_Northing",0.0],PARAMETER["longitude_of_center",-74.0],PARAMETER["Standard_Parallel_1",40.66666666666666],PARAMETER["Standard_Parallel_2",41.03333333333333],PARAMETER["latitude_of_center",40.16666666666666],UNIT["Foot_US",0.3048006096012192]]

@ficusk
ficusk / GsonRequest.java
Last active April 9, 2024 09:03
A Volley adapter for JSON requests that will be parsed into Java objects by Gson.
import com.google.gson.Gson;
import com.google.gson.JsonSyntaxException;
import com.android.volley.AuthFailureError;
import com.android.volley.NetworkResponse;
import com.android.volley.ParseError;
import com.android.volley.Request;
import com.android.volley.Response;
import com.android.volley.Response.ErrorListener;
import com.android.volley.Response.Listener;
@romannurik
romannurik / AndroidCreateGhostIcon.java
Created June 14, 2013 06:28
Android ColorMatrixColorFilter example: Creates a 'ghost' bitmap version of the given source drawable (ideally a BitmapDrawable). In the ghost bitmap, the RGB values take on the values from the 'color' argument, while the alpha values are derived from the source's grayscaled RGB values. The effect is that you can see through darker parts of the …
/**
* Creates a 'ghost' bitmap version of the given source drawable (ideally a BitmapDrawable).
* In the ghost bitmap, the RGB values take on the values from the 'color' argument, while
* the alpha values are derived from the source's grayscaled RGB values. The effect is that
* you can see through darker parts of the source bitmap, while lighter parts show up as
* the given color. The 'invert' argument inverts the computation of alpha values, and looks
* best when the given color is a dark.
*/
private Bitmap createGhostIcon(Drawable src, int color, boolean invert) {
int width = src.getIntrinsicWidth();
@keyboardr
keyboardr / StylableString.java
Last active December 18, 2015 16:19
Quick utils for simple Spannable styling
public class StylableString extends SpannableString {
public StylableString(CharSequence source) {
super(source);
}
public StylableString setForegroundColor(int color) {
ForegroundColorSpan colorSpan = new ForegroundColorSpan(color);
setSpan(colorSpan, 0, length(), 0);
return this;
@swankjesse
swankjesse / RetrofitCachingExample.java
Created June 29, 2013 03:03
Demonstrate HTTP caching with OkHttp and Retrofit.
/*
* Copyright (C) 2013 Square, Inc.
*
* 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
@eveliotc
eveliotc / RoundedAvatarDrawable.java
Created July 22, 2013 04:59
RoundedAvatarDrawable: A Drawable that draws an oval with given {@link Bitmap} See http://evel.io/2013/07/21/rounded-avatars-in-android/
/*
* Copyright 2013 Evelio Tarazona Cáceres <evelio@evelio.info>
*
* 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
@aprock
aprock / RoundedTransformation.java
Created August 12, 2013 18:08
Rounded Corner Image Transformation for square's Picasso
import android.graphics.Bitmap;
import android.graphics.Bitmap.Config;
import android.graphics.BitmapShader;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.RectF;
import android.graphics.Shader;
// enables hardware accelerated rounded corners
// original idea here : http://www.curious-creature.org/2012/12/11/android-recipe-1-image-with-rounded-corners/
@cbeyls
cbeyls / SimpleCursorLoader.java
Last active January 26, 2018 13:35
A CursorLoader to implement simple monitorable database queries without a ContentProvider.
package be.digitalia.fosdem.loaders;
import android.content.Context;
import android.database.Cursor;
import android.support.v4.content.AsyncTaskLoader;
/**
* A CursorLoader that doesn't need a ContentProvider.
*
* @author Christophe Beyls
@stefanhoth
stefanhoth / android-libs.md
Last active April 18, 2020 05:02
GDG Android in Berlin brainstorming session Collection of libraries that should be included as of today in a modern Android app-

#GDG Android in Berlin brainstorming session

On November 27, 2013 I was asking the brilliant Android developers at GDG Android in Berlin for their favorite libraries that make their lives easier and should be included in every newly developed app.

This is the list of libraries we collected during this 10 minute session.

Architecture