Tutorial by Examples: w

Many, pure python, packages are not yet available on the Python Package Index as wheels but still install fine. However, some packages on Windows give the dreaded vcvarsall.bat not found error. The problem is that the package that you are trying to install contains a C or C++ extension and is not c...

Custom binding definition function regExReplace(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext) { var observable = valueAccessor(); var textToReplace = allBindingsAccessor().textToReplace || ''; var pattern = allBindingsAccessor().pattern || ''; var flags = all...

To create a node, you first need to have a hub. If you don't have a hub, you can create it like this: java -jar selenium-server-standalone-<version>.jar -role hub Then you're able to create a node: java -jar selenium-server-standalone-<version>.jar -role node -hub http://localhost:4...

If you don't want to extend Application and keep your toast messages thread safe, make sure you show them in the post execute section of your AsyncTasks. public class MyAsyncTask extends AsyncTask <Void, Void, Void> { @Override protected Void doInBackground(Void... params) { ...

A generic Car class has some car property and a description method class Car{ name:string; engineCapacity:string; constructor(name:string,engineCapacity:string){ this.name = name; this.engineCapacity = engineCapacity; } describeCar(){ console....

here countInstance is a static class variable class StaticTest{ static countInstance : number= 0; constructor(){ StaticTest.countInstance++; } } new StaticTest(); new StaticTest(); console.log(StaticTest.countInstance);

SQlite example Step by step Explanation The steps below demonstrate how to include this component in a Xamarin.Forms Shared Project: to add packages in (pcl,Andriod,Windows,Ios) Add References Click on Manage Nuget packages ->click on Browse to install SQLite.Net.Core-PCL , SQLite Net Ext...

Layout XML <?xml version="1.0" encoding="utf-8"?> <layout xmlns:android="http://schemas.android.com/apk/res/android"> <data> </data> <LinearLayout android:orientation="vertical" android:layout_wid...

using OpenQA.Selenium; using OpenQA.Selenium.Chrome; using OpenQA.Selenium.Firefox; using OpenQA.Selenium.IE; /// <summary> /// Factory for creating WebDriver for various browsers. /// </summary> public static class WebDriverFactory { /// <summary> /// Initili...

JNI means Java Native Interface. It is a mechanism how to call a native code from Java application running under JVM control and vice versa. Native code means code compiled for the target platform. Native code code is typically written in C or C++ but it may be written in any language that has compi...

The Dictionary allows getting a unique set of values very simply. Consider the following function: Function Unique(values As Variant) As Variant() 'Put all the values as keys into a dictionary Dim dict As New Scripting.Dictionary Dim val As Variant For Each val In values ...

HTML: <div class="wrapper"> <img src="http://cdn.sstatic.net/Sites/stackoverflow/company/img/logos/so/so-icon.png?v=c78bd457575a"> </div> CSS: .wrapper{ position:relative; height: 600px; } .wrapper img { position: absolute; top: 0; le...

Filetype plugins for foo filetype are sourced in that order: 1. $HOME/.vim/ftplugin/foo.vim. Be careful with what you put in that file as it may be overridden by $VIMRUNTIME/ftplugin/foo.vim -- under windows, it'll be instead $HOME/vimfiles/ftplugin/foo.vim 2. $VIMRUNTIME/ftplugin/foo.vim. Like ev...

For anything below 1.9 SpawnEgg egg = new SpawnEgg(EntityType.CREEPER); ItemStack creeperEgg = egg.toItemStack(5); For 1.9 and above In versions 1.9 and higher, Spigot does not have an implementation for creating spawn eggs without using NMS. To accomplish this, you can use a small custom cl...

class Functor f where fmap :: (a -> b) -> f a -> f b One way of looking at it is that fmap lifts a function of values into a function of values in a context f. A correct instance of Functor should satisfy the functor laws, though these are not enforced by the compiler: fmap id = i...

The Data.Functor module contains two combinators, <$ and $>, which ignore all of the values contained in a functor, replacing them all with a single constant value. infixl 4 <$, $> <$ :: Functor f => a -> f b -> f a (<$) = fmap . const $> :: Functor f => f a ...

Steps to create "Hello, World!" application in Oracle Application Express: Log in to your workspace. Click Application Builder. Application Builder page opens. Click Create. Page with 4 application types appears. Page contains short help text about each application type. Click Deskto...

Introduction System Workbench for STM32 is a free IDE on Windows, Linux and OS X. Description from ST Microelectronics: The System Workbench toolchain, called SW4STM32, is a free multi-OS software development environment based on Eclipse, which supports the full range of STM32 microcontrollers...

Introduction IAR Integrated development environment and optimizing C/C++ compiler for ARM Cortex-M. Description from ST Microelectronics: The IAR-EWARM is a software development suite delivered with ready-made device configuration files, flash loaders and 4300 example projects included. IAR E...

DataSource dataSource = ... // JdbcTemplate jdbcTemplate = new JdbcTemplate(dataSource); String sql = "SELECT * FROM customer"; SqlRowSet rowSet = jdbcTemplate.queryForRowSet(sql); while(rowSet.next()) { String firstName = rowSet.getString("first_name"); String lastN...