Tutorial by Examples: sim

from Queue import Queue question_queue = Queue() for x in range(1,10): temp_dict = ('key', x) question_queue.put(temp_dict) while(not question_queue.empty()): item = question_queue.get() print(str(item)) Output: ('key', 1) ('key', 2) ('key', 3) ('key', 4) ('key'...

Sample Example Taken from one benchmarking import ijson def load_json(filename): with open(filename, 'r') as fd: parser = ijson.parse(fd) ret = {'builders': {}} for prefix, event, value in parser: if (prefix, event) == ('builders', 'map_key'): ...

Implementing the Behavior This behavior will cause mouse wheel events from an inner ScrollViewer to bubble up to the parent ScrollViewer when the inner one is at either its upper or lower limit. Without this behavior, the events will never make it out of the inner ScrollViewer. public class Bubbl...

Java code: public class StdioApplication { public static void main(String[] args) { new ClassPathXmlApplicationContext("classpath:spring/integration/stackoverflow/stdio/stdio.xml"); } } Xml config file <?xml version="1.0" encoding="UTF-8"?&...

We assume a fully working UIScrollview named _scrollView; Note that UITableView, UICollectionView are also scrollviews, hence the following examples would work on those UI elements. First, creation & allocation UIRefreshControl refreshControl = new UIRefreshControl(); Second, connecting th...

import matplotlib.pyplot as plt import numpy as np # generate 101 x and y values between -10 and 10 x = np.linspace(-10, 10, 101) y = np.linspace(-10, 10, 101) # make X and Y matrices representing x and y values of 2d plane X, Y = np.meshgrid(x, y) # compute z value of a point as a fun...

import matplotlib.pyplot as plt import numpy as np # generate 101 x and y values between -10 and 10 x = np.linspace(-10, 10, 101) y = np.linspace(-10, 10, 101) # make X and Y matrices representing x and y values of 2d plane X, Y = np.meshgrid(x, y) # compute z value of a point as a fun...

Step 1 - Include the uiGrid in your project <link rel="styleSheet" href="release/ui-grid.min.css"/> <script src="http://ajax.googleapis.com/ajax/libs/angularjs/1.3.16/angular.min.js"></script> <script src="/release/ui-grid.min.js">&l...

//myLogger.js export default { install(Vue, options) { function log(type, title, text) { console.log(`[${type}] ${title} - ${text}`); } Vue.prototype.$log = { error(title, text) { log('danger', title, text) }, success(title, text) { log('success', ti...

function Add { [CmdletBinding()] param ( [int] $x , [int] $y ) return $x + $y } Export-ModuleMember -Function Add This is a simple example of what a PowerShell script module file might look like. This file would be called MyCoolModule.psm1, and is referenced from the mod...

Presentation SimpleXML is a PHP library which provides an easy way to work with XML documents (especially reading and iterating through XML data). The only restraint is that the XML document must be well-formed. Parsing XML using procedural approach // Load an XML string $xmlstr = f...

workflow DoSomeWork { Get-Process -Name notepad | Stop-Process } This is a basic example of a PowerShell Workflow definition.

SET @searchTerm= 'Database Programming'; SELECT MATCH (Title) AGAINST (@searchTerm IN NATURAL LANGUAGE MODE) Score, ISBN, Author, Title FROM book WHERE MATCH (Title) AGAINST (@searchTerm IN NATURAL LANGUAGE MODE) ORDER BY MATCH (Title) AGAINST (@searchTerm IN NATURAL LANGUA...

SET @searchTerm= 'Database Programming -Java'; SELECT MATCH (Title) AGAINST (@searchTerm IN BOOLEAN MODE) Score, ISBN, Author, Title FROM book WHERE MATCH (Title) AGAINST (@searchTerm IN BOOLEAN MODE) ORDER BY MATCH (Title) AGAINST (@searchTerm IN BOOLEAN MODE) DESC; Giv...

import React, { Component } from 'react'; import { WebView } from 'react-native'; class MyWeb extends Component { render() { return ( <WebView source={{uri: 'https://github.com/facebook/react-native'}} style={{marginTop: 20}} /> ); } } ...

The interface Flyable is a class module with the following code: Public Sub Fly() ' No code. End Sub Public Function GetAltitude() As Long ' No code. End Function A class module, Airplane, uses the Implements keyword to tell the compiler to raise an error unless it has two methods...

Let's say we have the following 4 by 4 grid: Let's assume that this is a maze. There are no walls/obstacles, though. We only have a starting point (the green square), and an ending point (the red square). Let's also assume that in order to get from green to red, we cannot move diagonally. So, s...

Here we are sharing some minimal workflow to build and publish an Angular 2+ npm package. Configuration files We need some config files to tell git, npm, gulp and typescript how to act. .gitignore First we create a .gitignore file to avoid versioning unwanted files and folders. The content is: ...

This simple exampe will create a hello world web service that will listen on the port 80. docker service create \ --publish 80:80 \ tutum/hello-world

In your routes/index.js Here user is the model for the userSchema router.post('/login', function(req, res, next) { if (!req.body.username || !req.body.password) { return res.status(400).json({ message: 'Please fill out all fields' }); } passpor...