Tutorial by Examples: s

After a statement was executed, a call to sqlite3_reset() brings it back into the original state so that it can be re-executed. Typically, while the statement itself stays the same, the parameters are changed: const char *sql = "INSERT INTO MyTable(ID, Name) VALUES (?, ?)"; sqlite3_stmt...

/_build /cover /deps erl_crash.dump *.ez /rel

Overloading the disconnect function allows you to handle what to do when a user disconnects. public override Task OnDisconnected(bool stopCalled) { //Your disconnect logic here return base.OnDisconnected(stopCalled); }

/// <summary> /// Overrides the onDisconnected function and sets the user object to offline, this can be checked when other players interacts with them... /// </summary> /// <param name="stopCalled"></param> /// <returns></returns&gt...

Networks can be specified in a compose file (v2). By default all the containers are in a shared network. Start with this file: example/docker-compose.yml: version: '2' services: keys: image: consul command: agent -server -client=0.0.0.0 -bootstrap test: image: alpine tty...

One to Many mapping is generally simply a bidirectional relationship of Many to One mapping. We will take same example that we took for Many to one mapping. Employee.java @Entity public class Employee { @TableGenerator(name = "employee_gen", table = "id_gen", pkColumnNa...

Employee Entity @Entity public class Employee { @TableGenerator(name = "employee_gen", table = "id_gen", pkColumnName = "gen_name", valueColumnName = "gen_val", allocationSize = 1) @Id @GeneratedValue(strategy = GenerationType.TABLE, generat...

The following configuration can be used as a base config for bundling up your project as a library. Notice how the module config contains a list of preLoaders and loaders. // webpack.config.js var path = require('path'); module.exports = { entry: path.join(__dirname, '..', 'src/index.js...

Express router allows you to create multiple "mini apps" so you can namespace your api, public, auth and other routes into separate routing systems. var express = require('express'); var app = express(); var router = express.Router(); router.get('/', function(req, res){ ...

Prereqs: Selenium and required Browser Drivers are installed (Available in Nuget) NUnit has been installed in VS and added to the project using NUnit.Framework; using OpenQA.Selenium; using OpenQA.Selenium.Chrome; using OpenQA.Selenium.Firefox; using OpenQA.Selenium.IE; using System; [...

Here's how to create an Express server and serve index.html by default (empty path /), and page1.html for /page1 path. Folder structure project root | server.js |____views | index.html | page1.html server.js var express = require('express'); var path = require('path')...

To use an Asset Catalog, you need to do the following: Double-click the Info.plist file in the Solution Explorer to open it for editing. Scroll down to the App Icons section. From the Source dropdown list, ensure AppIcons is selected. From the Solution Explorer, double-click the Assets.xcasset...

First we can specify the directories of header files by include_directories(), then we need to specify the corresponding source files of the target executable by add_executable(), and be sure there's exactly one main() function in the source files. Following is a simple example, all the files are a...

If you have a moment object you can use add and substract to manipulate it or set any property of the time directly moment("2016-01-01").add(1, 'year').format('YYYY-MM-DD') // -> "2017-01-01" Or use .day(), .month(), .year(), .seconds(), .milliseconds() to set those val...

You can use moment to parse date strings. By default moment tries to parse the date as an ISO-8601 string and if that does not work falls back to the browsers new Date(). Since the way that browsers construct dates varies it is best to try not to fall back to this. moment('2016-02-04').format('YYY...

public override void ViewDidLoad() { base.ViewDidLoad(); // Perform any additional setup after loading the view, typically from a nib. //Declare the search bar and add it to the header of the table searchBar = new UISearchBar(); searchBar.SizeToFit(); ...

For multiple databases, you have the database.php file where you can set as many databases as you need. If you want to "switch" a database for a specific model on the fly, use the setDataSource() method. For example, if you have two databases, you can define them in the database.php file...

MyWebView.Navigate(new Uri("http://www.url.com"));

// resize the image to be contained within a maximum width and height, keeping aspect ratio public static UIImage MaxResizeImage(this UIImage sourceImage, float maxWidth, float maxHeight) { var sourceSize = sourceImage.Size; var maxResizeFactor = Math.Min(maxWidth / sourceSize.Width, max...

// resize the image (without trying to maintain aspect ratio) public static UIImage ResizeImage(this UIImage sourceImage, float width, float height) { UIGraphics.BeginImageContext(new SizeF(width, height)); sourceImage.Draw(new RectangleF(0, 0, width, height)); var resultImage = UIG...