Tutorial by Examples: io

To develop an application for iOS, you should start with an application called Xcode. There are other alternative tools you can use, but Xcode is Apple's official tool. Note, however, that it only runs on macOS. The latest official version is Xcode 8.3.3 with Xcode 9 (currently in beta) due to be re...

As of Tensorflow version 1.0 installation has become much easier to perform. At minimum to install TensorFlow one needs pip installed on their machine with a python version of at least 2.7 or 3.3+. pip install --upgrade tensorflow # for Python 2.7 pip3 install --upgrade tensorflow # for ...

Detailed instructions on getting google-maps set up or installed.

Eloquent is the ORM built into the Laravel framework. It allows you to interact with your database tables in an object-oriented manner, by use of the ActiveRecord pattern. A single model class usually maps to a single database table, and also relationships of different types (one-to-one, one-to-man...

Merges two collections to create a distinct collection using the default equality comparer int[] numbers1 = { 1, 2, 3 }; int[] numbers2 = { 2, 3, 4, 5 }; var allElement = numbers1.Union(numbers2); // AllElement now contains 1,2,3,4,5 Live Demo on .NET Fiddle

A module is a file containing Python definitions and statements. Function is a piece of code which execute some logic. >>> pow(2,3) #8 To check the built in function in python we can use dir(). If called without an argument, return the names in the current scope. Else, return an alph...

If you've got a session which you wish to destroy, you can do this with session_destroy() /* Let us assume that our session looks like this: Array([firstname] => Jon, [id] => 123) We first need to start our session: */ session_start(); /* We can now remove all the v...

Just execute lsb_release -a. On Debian: $ lsb_release -a No LSB modules are available. Distributor ID: Debian Description: Debian GNU/Linux testing (stretch) Release: testing Codename: stretch On Ubuntu: $ lsb_release -a No LSB modules are available. Distributor ID: Ubun...

NSDictionary *inventory = [NSDictionary dictionaryWithObjectsAndKeys: [NSNumber numberWithInt:13], @"Mercedes-Benz SLK250", [NSNumber numberWithInt:22], @"Mercedes-Benz E350", [NSNumber numberWithInt:19], @"BMW M3 Coupe", [NSNumber numberWithInt:16],...

There are a variety of ways to download and use D3. Direct Script Download Download and extract d3.zip Copy the resulting folder to where you will keep your project's dependencies Reference d3.js (for development) or d3.min.js (for production) in your HTML: <script type="text/javascri...

If a code module does not contain Option Explicit at the top of the module, then the compiler will automatically (that is, "implicitly") create variables for you when you use them. They will default to variable type Variant. Public Sub ExampleDeclaration() someVariable = 10 ...

To begin using WebDriver you will need to obtain the relevant Driver from the Selenium site: Selenium HQ Downloads. From here you need to download the driver relevant to the browser(s) and/or platform(s) you are trying to run WebDriver on, e.g. if you were testing in Chrome the Selenium site will di...

The Vim on your machine—if there is one—is very likely to be a "small" build that lacks useful features like clipboard support, syntax highlighting or even the ability to use plugins. This is not a problem if all you need is a quick way to edit config files but you will soon hit a number ...

There are several ways to go about installing matplotlib, some of which will depend on the system you are using. If you are lucky, you will be able to use a package manager to easily install the matplotlib module and its dependencies. Windows On Windows machines you can try to use the pip package ...

XML is a syntax, which means a simple text editor is enough to get started. However, having an XML-specific editor that shows you when and where your document is not well-formed is almost indispensable for productivity. Such editors may also allow you to validate XML documents against an XML Schema...

To install the cordova command-line tool, follow these steps: Download and install Node.js. On installation you should be able to invoke node and npm on your command line. To see if Node is installed, open your CLI (command line interface). For Windows it's the Windows Command Prompt, for ...

On most GNU+Linux operating systems, PostgreSQL can easily be installed using the operating system package manager. Red Hat family Respositories can be found here: https://yum.postgresql.org/repopackages.php Download the repository to local machine with the command yum -y install https://downloa...

Ways to get Highcharts: Load directly from Highcharts CDN Download files from official website. Through npm; npm install highcharts Through bower; bower install highcharts To load the main library from vendor's CDN, simply add the following to your code: <script src="ht...

The JavaFX APIs are available as a fully integrated feature of the Java SE Runtime Environment (JRE) and the Java Development Kit (JDK ). Because the JDK is available for all major desktop platforms (Windows, Mac OS X, and Linux), JavaFX applications compiled to JDK 7 and later also run on all...

Assuming python and python3 are both installed, it is possible to create a virtual environment for Python 3 even if python3 is not the default Python: virtualenv -p python3 foo or virtualenv --python=python3 foo or python3 -m venv foo or pyvenv foo Actually you can create virtual ...