Tutorial by Examples: i

Install by using npm install --save react-native-router-flux In react-native-router-flux, each route is called a <Scene> <Scene key="home" component={LogIn} title="Home" initial /> key A unique string that can be used to refer to the particular scene. componen...

Define a custom loss function: import keras.backend as K def euclidean_distance_loss(y_true, y_pred): """ Euclidean distance loss https://en.wikipedia.org/wiki/Euclidean_distance :param y_true: TensorFlow/Theano tensor :param y_pred: TensorFlow/Theano ...

<div th:if="*{userMessage!=null and #strings.length(userMessage)>0}"> <label th:text = "*{userMessage}"/> </div>

<div th:if="${#strings.contains(#httpServletRequest.requestURI, 'email')}"> <div th:replace="fragments/email::welcome"> </div>

Get year from date <p> Year: <span th:text="${#dates.year(today)}">2017</span> </p> Get month <p> Month number: <span th:text="${#dates.month(today)}">8</span> Month: <span th:text="${#dates.monthName(today)}"&...

<p> Order sum: <span th:text="${#numbers.formatDecimal(orderSum, 0, 'COMMA', 2, 'POINT')}">1,145,000.52</span> </p>

This example will help to verify the given time is within a period or not. To check the time is today, We can use DateUtils class boolean isToday = DateUtils.isToday(timeInMillis); To check the time is within a week, private static boolean isWithinWeek(final long millis) { return System.c...

You can use list variable to form <select> elements <select th:field="*{countries}"> <option th:each="country: ${countries}" th:value="${country.id}" th:text="#{${'selected.label.' + country.name}}"/> <...

\documentclass{beamer} \mode<presentation> \usetheme{AnnArbor} \usecolortheme{seahorse} \title[Short topic]{Awesome long topic} \author[Name]{Full name} \institute[Institute short form]{Full name of institute} \date{\today} \begin{document} \maketitle \end{document}

\documentclass[compress]{beamer} \mode\<presentation> \title[]{ABCDE for analysis of PQRS systems} \author[] { AA AAAA \inst{1} \and BB BBBB \inst{1} \and CC CCCC \inst{1} \and DD DDDD \inst{1} \and EE EEEE\inst{2} \and FF FFFF\i...

Large chunks of code can also be "commented out" using the preprocessor directives #if 0 and #endif. This is useful when the code contains multi-line comments that otherwise would not nest. #if 0 /* Starts the "comment", anything from here on is removed by preprocessor */ /*...

Blogger is a blog-publishing service by Google.

defmodule Selection do def sort(list) when is_list(list) do do_selection(list, []) end def do_selection([head|[]], acc) do acc ++ [head] end def do_selection(list, acc) do min = min(list) do_selection(:lists.delete(min, list), acc ++ [min]) end defp m...

Developers often need to design web sites that allow users to upload a CSV file. Usually there is no reason to save the actual CSV file since the data will processed and/or stored in a database once uploaded. However, many if not most, PYTHON methods of parsing CSV data requires the data to be rea...

In your method or any lifecycle hook that changes the array item at particuar index new Vue({ el: '#app', data:{ myArr : ['apple', 'orange', 'banana', 'grapes'] }, methods:{ changeArrayItem: function(){ //this will not work //myArr[2] ...

You can perform the same change instead of using Vue.$set by using the Array prototype's splice() new Vue({ el: '#app', data:{ myArr : ['apple', 'orange', 'banana', 'grapes'] }, methods:{ changeArrayItem: function(){ //this will not work ...

new Vue({ el: '#app', data:{ myArr : [ { name: 'object-1', nestedArr: ['apple', 'banana'] }, { name: 'object-2', nestedArr: ['grapes', 'orange'] } ] ...

If we want to look at a scene as if we had photographed it with a camera, we must first define some things: The position from which the scene is viewed, the eye position pos. The point we look at in the scene (target). It is also common to define the direction in which we look. Technically we n...

To define your own menu, create an XML file inside your project's res/menu/ directory and build the menu with the following elements: <menu> : Defines a Menu, which holds all the menu items. <item> : Creates a MenuItem, which represents a single item in a menu. We can also create a n...

Drupal console brings scaffolding to the Drupal ecosystem and makes it easy to generate a content entity. In most instances you will find it easier to work with a custom entity within a custom module. Step 1 : Generate a module vendor/bin/drupal generate:module Follow the prompts and create yo...