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dispatcher := NewDispatcher(MaxWorker)
dispatcher.Run()

var (
	MaxWorker = os.Getenv("MAX_WORKERS")
	MaxQueue  = os.Getenv("MAX_QUEUE")
)

// let's create a job with the payload
work := Job{Payload: payload}

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var (
	MaxWorker = os.Getenv("MAX_WORKERS")
	MaxQueue  = os.Getenv("MAX_QUEUE")
)

// Job represents the job to be run
type Job struct {
	Payload Payload
}

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type Dispatcher struct {
	// A pool of workers channels that are registered with the dispatcher
	WorkerPool chan chan Job
}

func NewDispatcher(maxWorkers int) *Dispatcher {
	pool := make(chan chan Job, maxWorkers)
	return &Dispatcher{WorkerPool: pool}
}

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package singleton

import (
    "sync"
)

type singleton struct {
}

var instance *singleton

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# Examples
    cordova create myApp org.apache.cordova.myApp myApp
    cordova plugin add cordova-plugin-camera --save
    cordova platform add android --save
    cordova requirements android    
    cordova build android --verbose
    cordova run android
    cordova build android --release -- --keystore="..\android.keystore" --storePassword=android --alias=mykey

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Socket.IO

Socket.IO is a Node.JS project that makes WebSockets and realtime possible in all browsers. It also enhances WebSockets by providing built-in multiplexing, horizontal scalability, automatic JSON encoding/decoding, and more.

How to Install

npm install socket.io

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PSQL

Magic words:

psql -U postgres

If run with -E flag, it will describe the underlaying queries of the \ commands (cool for learning!).

Most \d commands support additional param of __schema__.name__ and accept wildcards like *.*

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package com.android.tutor;
import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.widget.ImageView;
public class Imagedemo extends Activity {
	private ImageView mImageView01,mImageView02;
	
    public void onCreate(Bundle savedInstanceState) {

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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    >
	<ImageView 
		android:id="@+id/image01" 
	    android:layout_width="wrap_content" 
	    android:layout_height="wrap_content" 

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package com.android.tutor;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.LinearGradient;
import android.graphics.Matrix;
import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.PorterDuffXfermode;
import android.graphics.Rect;
import android.graphics.RectF;