Tutorial by Examples: le

mock-data.ts export class MockData { createDb() { let mock = [ { id: '1', name: 'Object A' }, { id: '2', name: 'Object B' }, { id: '3', name: 'Object C' } ]; let data = [ { id: '1', name: 'Data A' }, ...

This example shows a call of AfxBeginThread that starts the worker thread and an example worker thread procedure for that thread. // example simple thread procedure. UINT __cdecl threadProc(LPVOID rawInput) { // convert it to the correct data type. It's common to pass entire structures this ...

Joins can also be used in a DELETE statement. Given a schema as follows: CREATE TABLE Users ( UserId int NOT NULL, AccountId int NOT NULL, RealName nvarchar(200) NOT NULL ) CREATE TABLE Preferences ( UserId int NOT NULL, SomeSetting bit NOT NULL ) We can delete rows...

.populate() in Mongoose allows you to populate a reference you have in your current collection or document with the information from that collection. The previous may sound confusing but I think an example will help clear up any confusion. The following code creates two collections, User and Post: ...

add_shortcode is wp keyword. // recent-posts is going to be our shortcode. add_shortcode('recent-posts', 'recent_posts_function'); // This function is taking action when recent post shortcode is called. function recent_posts_function() { query_posts(array('orderby' => 'date', 'order' =&...

href binding is not native to KnockoutJS, so to get dynamic links use a custom binding handler: <a data-bind="href: myUrl">link with dynamic href</a> ko.bindingHandlers['href'] = { update: function(element, valueAccessor) { element.href = ko.utils.unwrapObservable(v...

public class MyPage : ContentPage { RelativeLayout _layout; Label MiddleText; public MyPage() { _layout = new RelativeLayout(); MiddleText = new Label { Text = "Middle Text" }; MiddleText.SizeChanged += ...

/* SD card file dump This example shows how to read a file from the SD card using the SD library and send it over the serial port. The circuit: * SD card attached to SPI bus as follows: ** MOSI - pin 11 ** MISO - pin 12 ** CLK - pin 13 ** CS - pin 4 created 22 December 20...

/* SD card basic file example This example shows how to create and destroy an SD card file The circuit: * SD card attached to SPI bus as follows: ** MOSI - pin 11 ** MISO - pin 12 ** CLK - pin 13 ** CS - pin 4 created Nov 2010 by David A. Mellis modified 9 Apr 2012 by ...

/* Listfiles This example shows how print out the files in a directory on a SD card The circuit: * SD card attached to SPI bus as follows: ** MOSI - pin 11 ** MISO - pin 12 ** CLK - pin 13 ** CS - pin 4 created Nov 2010 by David A. Mellis modified 9 Apr 2012 ...

ggplot(iris[iris$Species == "setosa",],aes(Sepal.Width)) + geom_density() Here, we are subsetting the dataframe before passing it to ggplot. It is a very useful tool derived from the data frame data structure. To make the code more readable, one can also use dplyr's filter: libr...

When the temp table is created by itself, it will remain while the connection is open. // Widget has WidgetId, Name, and Quantity properties public async Task PurchaseWidgets(IEnumerable<Widget> widgets) { using(var conn = new SqlConnection("{connection string}")) { ...

import pygame pygame.init() WIDTH = 300 HEIGHT = 200 SCREEN = pygame.display.set_mode((WIDTH, HEIGHT)) pygame.display.set_caption('My Game') WHITE = (255, 255, 255) BLACK = (0, 0, 0) RED = (255, 0, 0) GREEN = (0, 255, 0) BLUE = (0, 0, 255) YELLOW = (255, 255, 255) SCREEN.fill(R...

function myFunction { param( # If parameter 'a' is used, then 'c' is mandatory # If parameter 'b' is used, then 'c' is optional, but allowed # You can use parameter 'c' in combination with either 'a' or 'b' # 'a' and 'b' cannot be used together [p...

A thing to look out for when using the toString method in Kotlin is the handling of null in combination with the String?. For example you want to get text from an EditText in Android. You would have a piece of code like: // Incorrect: val text = view.textField?.text.toString() ?: "" ...

You can run Theano on multiple CPU cores with the OMP_NUM_THREADS=[number_of_cpu_cores] flag. Example: OMP_NUM_THREADS=4 python gpu_test.py The script theano/misc/check_blas.py outputs information regarding which BLAS is used: cd [theano_git_directory] OMP_NUM_THREADS=4 python theano/misc/ch...

Modal is a temporary UI that is displayed on top of your current page. This is often used for login, signup, editing existing options and selecting options. Let us look in to a simple example with modals used. To begin with we are creating an ionic blank project. Let us create a simple modal displa...

class my_model(models.Model): _name = "my.model" name = fields.Char('Name') @api.multi def foo_manipulate_records_1(self): """ function returns list of tuples (id,name) """ return [(i.id,i.name) for i in self] @...

Examples below demonstrate how to call Python function from JavaScript in Odoo 8. In the examples we call methods of my_model described early on this page. We assume that in the following examples "list_of_ids" variable contains list(array) of ids of existing records of "my.model&quo...

defmodule MyModule do @my_favorite_number 13 @use_snake_case "This is a string (use double-quotes)" end These are only accessible from within this module.