etl example

C ++ implements a multi-thread synchronization mode of collaborative working program example, working program example Multi-threaded concurrent programs and collaborative programs are actually different concepts. Multi-thread concurrency means that multiple execution sequences run at the same time, while the collaborative program is that multiple execution sequences collaborate with each other, and there is

ThinkPHP-based database insertion Operation example, thinkphp example This example describes how to insert a database based on the thinkPHP class. We will share this with you for your reference. The details are as follows: TP-based database insertion /************************** Insert interactive expert data ** @ param object $ model instantiated Model * @ par

PHP policy mode definition and usage example, php policy usage example This document describes the definition and usage of PHP policy patterns. We will share this with you for your reference. The details are as follows: Overview The rule mode is the behavior mode of the object. It is intended to encapsulate each algorithm into an independent class with a common interface for mutual replacement. The policy m

A simple web server example and a simple web server example A simple web Container example has simple functions and can only access static resources. It is of some significance for beginners. There are three main types: 1. server: The main function is to enable socketServer, block server, receive socket access, parse request, create request, and respond. Public c

PHP observer mode principle and simple implementation method example, php observer principle example This article describes the principles and simple implementation of the PHP observer mode. We will share this with you for your reference. The details are as follows: When the State of an object changes, it will affect the changes of other objects. In this case, the observer mode can be used. In an applicatio

Example of an algorithm used by PHP to solve Joseph's ring problem using stack, and Joseph's example This example describes how PHP uses the stack to solve the Joseph Ring problem algorithm. We will share this with you for your reference. The details are as follows: Joseph's ring problem:39 Jews hid in a cave with Joseph and his friends, and 39 Jews decided to di

PHP Socket network operation class definition and usage example, socket example This example describes the definition and usage of PHP Socket network operations. We will share this with you for your reference. The details are as follows: Web Front-end testing: Mysocket. php: Main. php (call place ): Application description: The client ajax initiates a request

Excel export and download (example), excel example 1. Preface Sometimes you need to export database table resources to excel to make some report data. There are several ways to export excel using php: 1. Use the php class library for export, such as PHPExcel 2. Export using php native Methods This article describes how to export an excel file using a native method. 2. Key functions 2.1 ob output • Ob_start

Example of a simple method for PHP to read xml files, and an example for php to read xml files This example describes how PHP simply reads xml files. We will share this with you for your reference. The details are as follows: I store the version number and other data information in the software version update in the xml file, and read the version information duri

An example of Python class usage and an example of python This example describes how to use Python classes. Share it with you for your reference. The details are as follows: First look at a piece of code: #! /Usr/bin/env pythonclass Test: def _ init _ (self, msg = "hello"): self. wel = msg print "init" def go (self, name, do): print self. wel + "go! "+ Name +"

Python Plotting Method example, python plotting example This example describes the python plotting method. Share it with you for your reference. The details are as follows: #-*-Coding: UTF-8-*-import matplotlib. pyplot as pltdef main (): # color list colorList = ['B', 'G', 'R', 'C', 'M', 'y ', 'K'] # The common abscissa threadList = [1, 2, 4, 8, 10] # Set the nam

Example of the provincial/municipal level-2 linkage function implemented by AngularJS [add or delete options] And angularjs example The example in this article describes the provincial/municipal level-2 linkage function implemented by AngularJS. We will share this with you for your reference. The details are as follows:

Php implements PDO-based preprocessing example and pdo preprocessing example This example describes how to implement PDO-based preprocessing in php. We will share this with you for your reference. The details are as follows: $ Servername = "localhost"; $ username = "root"; $ password = "admin"; // $ dbname is my test database $ dbname = "test "; try {$ conn = n

Php transaction rollback simple implementation example, php transaction example This example describes the simple implementation of php transaction rollback. We will share this with you for your reference. The details are as follows: $ Servername = "localhost"; $ username = "root"; $ password = "admin"; $ dbname = "test"; try {$ conn = new PDO ("mysql: host = $

////Sync_client.cpp// ~~~~~~~~~~~~~~~//HTTP client, synchronizing//Copyright (c) 2003-2013 Christopher M. Kohlhoff (Chris at kohlhoff dot com)////distributed under the Boost software License, Version 1.0. (See accompanying//file license_1_0.txt or copy atHttp://www.boost.org/LICENSE_1_0.txt)//#include#include#include#includestring>#includeusingboost::asio::ip::tcp;intMainintargcChar*argv[]) { Try { if(ARGC! =3) {Std::cout"usage:sync_client "; Std::cout"