johnwatsondev

public class ColoredSnackBar {

    private static final int red = 0xfff44336;
    private static final int green = 0xff4caf50;
    private static final int blue = 0xff2195f3;
    private static final int orange = 0xffffc107;


    private static View getSnackBarLayout(Snackbar snackbar) {
        if (snackbar != null) {

johnwatsondev

	private class DatabaseHelper extends SQLiteOpenHelper {

		private static final int FIELD_TYPE_NULL = 0;

		private static final int FIELD_TYPE_INTEGER = 1;

		private static final int FIELD_TYPE_FLOAT = 2;

		private static final int FIELD_TYPE_STRING = 3;

johnwatsondev

#! /bin/bash

# a shell script to make it easier to download images from google's
# material design icons project.
#
# usage:
# sh ~/material.sh -f ic_pause.png https://github.com/google/material-design-icons/blob/master/av/drawable-xxhdpi/ic_pause_white_24dp.png
# by default, it outputs to app/src/main/res/drawable-* in the current
# directory, but you can override with -o.
#

johnwatsondev

How to show migration guides in GitHub Markdown

Use the diff code highlighting tag.

  ```diff
  - foo
  + bar

Example:

johnwatsondev

adb shell "su -c 'chmod 777 /data/data/com.android.providers.telephony/databases/mmssms.db'"
adb shell "su -c 'chmod 777 /data/data/com.android.providers.telephony/databases/telephony.db'"
adb shell "su -c 'chmod 777 /data/data/com.android.providers.contacts/databases/profile.db'"
adb shell "su -c 'chmod 777 /data/data/com.android.providers.contacts/databases/contacts2.db'"

adb pull /data/data/com.android.providers.telephony/databases/mmssms.db /Users/fridondanelyan/Desktop/databases/mmssms.sqlite
adb pull /data/data/com.android.providers.telephony/databases/telephony.db /Users/fridondanelyan/Desktop/databases/telephony.sqlite
adb pull /data/data/com.android.providers.contacts/databases/profile.db /Users/fridondanelyan/Desktop/databases/profile.sqlite
adb pull /data/data/com.android.providers.contacts/databases/contacts2.db /Users/fridondanelyan/Desktop/databases/contacts2.sqlite

johnwatsondev

View Click

Instead of the verbose setOnClickListener:

RxView.clicks(submitButton).subscribe(o -> log("submit button clicked!"));

Filter even numbers

Observable
    .just(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)

johnwatsondev

Tabs and Windows

Function	Shortcut
Previous Tab	⌘+ Left Arrow
Next Tab	⌘+ Right Arrow
Go to Tab	⌘ + Number
Go to Window	⌘ + Option + Number
Go to Split Pane by Direction	⌘ + Option + Arrow
Go to Split Pane by Order of Use	⌘ + ] , ⌘ + [

johnwatsondev

import android.app.Activity;
import android.content.pm.PackageManager;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.util.Log;

/**
 * 检查权限工具类
 * Created by johnwatson on 11/17/15.
 */

johnwatsondev

import android.content.Context;

import java.util.ArrayList;
import java.util.List;

import uk.co.ribot.easyadapter.BaseEasyRecyclerAdapter;
import uk.co.ribot.easyadapter.ItemViewHolder;

public class BaseFilterableEasyRecyclerAdapter<T> extends BaseEasyRecyclerAdapter<T>
{

johnwatsondev

OS X Preferences

---

most of these require logout/restart to take effect

# Enable character repeat on keydown
defaults write -g ApplePressAndHoldEnabled -bool false

# Set a shorter Delay until key repeat