Tutorial by Examples: u

To generate the coverage information the compiled program should be executed. When creating code coverage for a test suite this execution step will normally be performed by the test suite so that the coverage shows what parts of the program the tests executes and which they do not. $ a.out Execu...

You can find more info about Python Natural Language Toolkit (NLTK) sentence level tokenizer on their wiki. From your command line: $ python >>> import nltk >>> sent_tokenizer = nltk.tokenize.PunktSentenceTokenizer() >>> text = "This is a sentence. This is anothe...

We can use the unit type as a function argument to define functions that we don't want executed until later. This is often useful in asynchronous background tasks, when the main thread may want trigger some predefined functionality of the background thread, like maybe moving it to a new file, or if...

You can use conditional operators in WordPress to enqueue scripts on specific pages of your Website. function load_script_for_single_post(){ if(is_single()){ wp_enqueue_script( 'some', get_template_directory_uri().'/js/some.js', array...

Since vim version 7.3 the feature 'persistent_undo' is supported, which makes it possible do undo/redo changes, even after closing vim or restarting your computer. It's possible to configure it by adding the following to your vimrc, but first create a directory, where your undofiles should be saved...

Here's an example on how to use ACF to output differently based on options (color selections in this case). While you can use <?php echo get_field('color_options'); ?> to output the value directly, you can also change the markup depending on the selection. <?php $option = get_field('color_...

Jquery selectors are used to manipulate DOM (Document object model), attach events, add element, remove element on runtime. SelectorDescriptionelement selectorelement selector are used to select particular element Ex: <p>Stackoverflow to help in understanding errors </p> To access this ...

Custom formats, also known as user defined formats, can be created and used like any other default formats. /*Create new character format for state variables*/ PROC FORMAT; VALUE $statef 'CA' = 'California' 'MA' = 'Massachusetts' 'NY' = 'New York'; ...

/app/services/greeting.service.ts : import { Injectable } from '@angular/core'; import {greetingTypes,request,response} from './greeting.interface' @Injectable() export class Greeting{ private worker; constructor(){ this.worker = new Worker('../workers /gr...

In this example, we will launch a basic EC2 Instance with Amazon Linux in the quickest manner possible via the AWS Management Console. Amazon frequently improves the user experience of the AWM Management console, so you might experience some changes to the screens below. Important: launching an in...

Using SBT to manage the library dependency, add this to build.sbt: libraryDependencies += "org.scalactic" %% "scalactic" % "3.0.0" libraryDependencies += "org.scalatest" %% "scalatest" % "3.0.0" % "test" More details can be f...

import {User} from 'backend/user'; // import custom class import {inject} from 'aurelia-framework'; // allows us to inject @inject(User) // inject custom class export class ProfileView { constructor(user) { // use instance of custom class as a parameter to the constructor this.user = us...

public class Solution { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[] ar = new int[n]; for(int i=0; i<n; i++) ar[i] = sc.nextInt(); quickSort(ar, 0, ar.length-1); } public static void quickSort(...

update_option function is used to update a value that already exists in the options table. If the option does not exist, then the option will be added with the option value. This will set the default comment status to 'closed': update_option( 'default_comment_status', 'closed' );

The subprocess method that allows running commands needs the command in form of a list (at least using shell_mode=True). The rules to create the list are not always straightforward to follow, especially with complex commands. Fortunately, there is a very helpful tool that allows doing that: shlex. ...

Default WooCommerce checkout form comes with several fields for customers to enter their billing details. But in some cases, you might want to hide some of these fields. For example, if you are selling only virtual products, you can get rid of fields like billing address. Use the following code sn...

Python allows you to hack list comprehensions to evaluate conditional expressions. For instance, [value_false, value_true][<conditional-test>] Example: >> n = 16 >> print [10, 20][n <= 15] 10 Here n<=15 returns False (which equates to 0 in Python). So what Python i...

SystemJS allows to write and use modular javacsript code that relies on ECMAScript 6 import and export statements. One good example is moment.js library, which started publishing ECMAScript 6 source code on npm since 2.10.0 release of moment.js. Installing prerequisites npm install moment npm ins...

var express = require('express'); var app = express(); var router = express.Router(); app.route('/user') .get(function (req, res) { res.send('Get a random user') }) .post(function (req, res) { res.send('Add a user') }) .put(function (req, res) { res.send...

The recommended approach would be to avoid doing so and rather use IOptions<TOptions> and IServiceCollection.Configure<TOptions>. That said, this is still pretty straightforward to make IConfigurationRootavailable application wide. In the Startup.cs constructor you should have the foll...