Tutorial by Examples: ar

Routes are matched in the order they are declared

This is a common gotcha with Laravel routes. Routes are matched in the order that they are declared. The first matching route is the one that is used. This example will work as expected: Route::get('/posts/{postId}/comments/{commentId}', 'CommentController@show'); Route::get('/posts/{postId}', 'P...

Laravel • Routing

Add MVC Middleware

If you created an empty project, or you still don't have mvc configured in your application, you can add dependency: "Microsoft.AspNetCore.Mvc": "1.0.1" To your project.json file under "dependencies". And register MVC middleware in your Startup class: public void ...

asp.net-core-mvc • Getting started with asp.net-core-mvc

Leaflet Quick Start

<!DOCTYPE html> <html> <head> <title>My Leaflet Map</title> <link rel="stylesheet" href="//unpkg.com/[email protected]/dist/leaflet.css" /> <style type="text/css"> #map { height: 500px; ...

leaflet • Getting started with leaflet

DateTime.Parse(String)

// Converts the string representation of a date and time to its DateTime equivalent var dateTime = DateTime.Parse("14:23 22 Jul 2016"); Console.WriteLine(dateTime.ToString());

C# Language • DateTime Methods

DateTime.TryParse(String, DateTime)

// Converts the specified string representation of a date and time to its DateTime equivalent and returns a value that indicates whether the conversion succeeded string[] dateTimeStrings = new []{ "14:23 22 Jul 2016", "99:23 2x Jul 2016", "22/7/2016 14:23:0...

C# Language • DateTime Methods

Multidimensional Array initialization

Dim array2D(,) As Integer = {{1, 2, 3}, {4, 5, 6}} ' array2D(0, 0) is 1 ; array2D(0, 1) is 2 ; array2D(1, 0) is 4 Dim array3D(,,) As Integer = {{{1, 2, 3}, {4, 5, 6}}, {{7, 8, 9}, {10, 11, 12}}} ' array3D(0, 0, 0) is 1 ; array3D(0, 0, 1) is 2 ' array3D(0, 1, 0) is 4 ; array3D(1, 0, 0) is 7 ...

Visual Basic .NET Language • Array

Jagged Array Initialization

Note the parenthesis to distinguish between a jagged array and a multidimensional array SubArrays can be of different length Dim jaggedArray()() As Integer = { ({1, 2, 3}), ({4, 5, 6}), ({7}) } ' jaggedArray(0) is {1, 2, 3} and so jaggedArray(0)(0) is 1 ' jaggedArray(1) is {4, 5, 6} and so jagge...

Visual Basic .NET Language • Array

Unary Folds

Unary folds are used to fold parameter packs over a specific operator. There are 2 kinds of unary folds: Unary Left Fold (... op pack) which expands as follows: ((Pack1 op Pack2) op ...) op PackN Unary Right Fold (pack op ...) which expands as follows: Pack1 op (... (Pack(N-1) op Pac...

C++ • Fold Expressions

Binary Folds

Binary folds are basically unary folds, with an extra argument. There are 2 kinds of binary folds: Binary Left Fold - (value op ... op pack) - Expands as follows: (((Value op Pack1) op Pack2) op ...) op PackN Binary Right Fold (pack op ... op value) - Expands as follows: Pack1 op (......

C++ • Fold Expressions

Character classes

Describes ranges of symbols You can enumerate symbols explicitly /[abc]/ # 'a' or 'b' or 'c' Or use ranges /[a-z]/ # from 'a' to 'z' It is possible to combine ranges and single symbols /[a-cz]/ # 'a' or 'b' or 'c' or 'z' Leading dash (-) is treated as charachter /[-a-c]/ # '-' or 'a' o...

Ruby Language • Regular Expressions and Regex Based Operations

Regular Expressions in Case Statements

You can test if a string matches several regular expressions using a switch statement. Example case "Ruby is #1!" when /\APython/ puts "Boooo." when /\ARuby/ puts "You are right." else puts "Sorry, I didn't understand that." end This w...

Ruby Language • Regular Expressions and Regex Based Operations

Groups. Retrieving all users from a SharePoint group

ClientContext clientContext = new ClientContext("http://MyServer/sites/MySiteCollection"); GroupCollection collGroup = clientContext.Web.SiteGroups; Group oGroup = collGroup.GetById(7); UserCollection collUser = oGroup.Users; clientContext.Load(collUser); clientContext.ExecuteQuer...

sharepoint • Working with Managed Client Side Object Model (CSOM)

Groups. Adding a user to a SharePoint group

ClientContext clientContext = new ClientContext("http://MyServer/sites/MySiteCollection "); GroupCollection collGroup = clientContext.Web.SiteGroups; Group oGroup = collGroup.GetById(6); UserCreationInformation userCreationInfo = new UserCreationInformation(); userCreationInfo.Email ...

sharepoint • Working with Managed Client Side Object Model (CSOM)

Roles. Creating a role definition

ClientContext oClientContext = new ClientContext("http://MyServer/sites/MySiteCollection"); Web oWebsite = clientContext.Web; BasePermissions permissions = new BasePermissions(); permissions.Set(PermissionKind.CreateAlerts); permissions.Set(PermissionKind.ManageAlerts); RoleDefi...

sharepoint • Working with Managed Client Side Object Model (CSOM)

Roles. Assigning a user to a role on a Web site

ClientContext oClientContext = new ClientContext("http://MyServer/sites/MySiteCollection/MyWebSite"); Web oWebsite = clientContext.Web; Principal oUser = oWebsite.SiteUsers.GetByLoginName(@"DOMAIN\alias"); RoleDefinition oRoleDefinition = oWebsite.RoleDefinitions.GetByName...

sharepoint • Working with Managed Client Side Object Model (CSOM)

Roles. Creating a SharePoint group and adding the group to a role

ClientContext oClientContext = new ClientContext("http://MyServer/sites/MySiteCollection/MyWebSite"); Web oWebsite = clientContext.Web; GroupCreationInformation groupCreationInfo = new GroupCreationInformation(); groupCreationInfo.Title = "My New Group"; groupCreationInfo.D...

sharepoint • Working with Managed Client Side Object Model (CSOM)

Web part. Updating the title of a Web Part

ClientContext oClientContext = new ClientContext("http://MyServer/sites/MySiteCollection"); File oFile = oClientContext.Web.GetFileByServerRelativeUrl("Default.aspx"); LimitedWebPartManager limitedWebPartManager = oFile.GetLimitedWebPartManager(PersonalizationScope.Shared); ...

sharepoint • Working with Managed Client Side Object Model (CSOM)

Web part. Adding a Web Part to a page

ClientContext oClientContext = new ClientContext("http://MyServer/sites/MySiteCollection"); File oFile = oClientContext.Web.GetFileByServerRelativeUrl("Default.aspx"); LimitedWebPartManager limitedWebPartManager = oFile.GetLimitedWebPartManager(PersonalizationScope.Shared); ...

sharepoint • Working with Managed Client Side Object Model (CSOM)

Web part. Deleting a Web Part from a page

ClientContext oClientContext = new ClientContext("http://MyServer/sites/MySiteCollection"); File oFile = oClientContext.Web.GetFileByServerRelativeUrl("/sites/MySiteCollection/SitePages/Home.aspx "); LimitedWebPartManager limitedWebPartManager = oFile.GetLimitedWebPartManager(P...

sharepoint • Working with Managed Client Side Object Model (CSOM)

Iterating through an array efficiently and row-major order

Arrays in C can be seen as a contiguous chunk of memory. More precisely, the last dimension of the array is the contiguous part. We call this the row-major order. Understanding this and the fact that a cache fault loads a complete cache line into the cache when accessing uncached data to prevent sub...

C Language • Arrays