Transform="Remove"

<configuration xmlns:xdt="...">
  <connectionStrings>
    <add xdt:Transform="Remove" />
  </connectionStrings>
</configuration>

Transform="RemoveAll"

Transform="RemoveAttributes(comma-delimited list of one or more attribute names)"

<configuration xmlns:xdt="...">
  <compilation 
    xdt:Transform="RemoveAttributes(debug,batch)">
  </compilation>
</configuration>

Transform="SetAttributes(comma-delimited list of one or more attribute names)"

<configuration xmlns:xdt="...">
  <compilation 
    batch="false"
    xdt:Transform="SetAttributes(batch)">
  </compilation>
</configuration>

        protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                if (this.wrappedConnection != null)
                    this.wrappedConnection.Dispose();
            }

            base.Dispose(disposing);
        }

using System;
using System.Configuration;
using System.Data;
using System.Data.Common;
using System.Data.Entity;
using System.Data.Entity.Infrastructure;
using System.Data.Entity.Migrations;
using System.Diagnostics;
using System.Linq;
using EFTracingProvider;

namespace Sample
{
    public class Person
    {
        public int Id { get; set; }
        public string Name { get; set; }
    }

    public class Configuration : DbMigrationsConfiguration<MyContext>
    {
        public Configuration()
        {
            var className = this.ContextType.FullName;
            var connectionStringData = ConfigurationManager.ConnectionStrings[className];
            if (connectionStringData == null)
                throw new InvalidOperationException(string.Format("ConnectionStrings[{0}] not found.", className));

            TargetDatabase = new DbConnectionInfo(connectionStringData.ConnectionString, connectionStringData.ProviderName);
            AutomaticMigrationsEnabled = true;
            AutomaticMigrationDataLossAllowed = true;
        }

        protected override void Seed(MyContext context)
        {
            for (int i = 0; i < 7; i++)
                context.Users.Add(new Person { Name = "name " + i });

            base.Seed(context);
        }
    }

    public class MyContext : MyLoggedContext
    {
        public DbSet<Person> Users { get; set; }
    }

    public abstract class MyLoggedContext : DbContext
    {
        protected MyLoggedContext()
            : base(existingConnection: createConnection(), contextOwnsConnection: true)
        {
            var ctx = ((IObjectContextAdapter)this).ObjectContext;
            ctx.GetTracingConnection().CommandExecuting += (s, e) =>
            {
                Console.WriteLine("{0}\n", e.ToTraceString());
            };
        }

        private static DbConnection createConnection()
        {
            var st = new StackTrace();
            var sf = st.GetFrame(2); // Get the derived class Type in a base class static method
            var className = sf.GetMethod().DeclaringType.FullName;
            
            var connectionStringData = ConfigurationManager.ConnectionStrings[className];
            if (connectionStringData == null)
                throw new InvalidOperationException(string.Format("ConnectionStrings[{0}] not found.", className));

            if (!isEFTracingProviderRegistered())
                EFTracingProviderConfiguration.RegisterProvider();

            EFTracingProviderConfiguration.LogToFile = "log.sql";
            var wrapperConnectionString =
                string.Format(@"wrappedProvider={0};{1}", connectionStringData.ProviderName, connectionStringData.ConnectionString);
            return new EFTracingConnection { ConnectionString = wrapperConnectionString };
        }

        private static bool isEFTracingProviderRegistered()
        {
            var data = (DataSet)ConfigurationManager.GetSection("system.data");
            var providerFactories = data.Tables["DbProviderFactories"];
            return providerFactories.Rows.Cast<DataRow>()
                                         .Select(row => (string)row.ItemArray[1])
                                         .Any(invariantName => invariantName == "EF Tracing Data Provider");
        }
    }

    public static class Test
    {
        public static void RunTests()
        {
            Database.SetInitializer(new MigrateDatabaseToLatestVersion<MyContext, Configuration>());
            using (var ctx = new MyContext())
            {
                var users = ctx.Users.AsEnumerable();
                if (users.Any())
                {
                    foreach (var user in users)
                    {
                        Console.WriteLine(user.Name);
                    }
                }

                var rnd = new Random();
                var user1 = ctx.Users.Find(1);
                user1.Name = "test user " + rnd.Next();
                ctx.SaveChanges();
            }

        }
    }
}

 public class MyContext : MyLoggedContext

insert [dbo].[People]([Name])
values (@0)
select [Id]
from [dbo].[People]
where @@ROWCOUNT > 0 and [Id] = scope_identity()
-- @0 (dbtype=String, size=-1, direction=Input) = "name 0"

insert [dbo].[People]([Name])
values (@0)
select [Id]
from [dbo].[People]
where @@ROWCOUNT > 0 and [Id] = scope_identity()
-- @0 (dbtype=String, size=-1, direction=Input) = "name 1"

insert [dbo].[People]([Name])
values (@0)
select [Id]
from [dbo].[People]
where @@ROWCOUNT > 0 and [Id] = scope_identity()
-- @0 (dbtype=String, size=-1, direction=Input) = "name 2"

insert [dbo].[People]([Name])
values (@0)
select [Id]
from [dbo].[People]
where @@ROWCOUNT > 0 and [Id] = scope_identity()
-- @0 (dbtype=String, size=-1, direction=Input) = "name 3"

insert [dbo].[People]([Name])
values (@0)
select [Id]
from [dbo].[People]
where @@ROWCOUNT > 0 and [Id] = scope_identity()
-- @0 (dbtype=String, size=-1, direction=Input) = "name 4"

insert [dbo].[People]([Name])
values (@0)
select [Id]
from [dbo].[People]
where @@ROWCOUNT > 0 and [Id] = scope_identity()
-- @0 (dbtype=String, size=-1, direction=Input) = "name 5"

insert [dbo].[People]([Name])
values (@0)
select [Id]
from [dbo].[People]
where @@ROWCOUNT > 0 and [Id] = scope_identity()
-- @0 (dbtype=String, size=-1, direction=Input) = "name 6"

SELECT
[Extent1].[Id] AS [Id],
[Extent1].[Name] AS [Name]
FROM [dbo].[People] AS [Extent1]

SELECT
[Extent1].[Id] AS [Id],
[Extent1].[Name] AS [Name]
FROM [dbo].[People] AS [Extent1]

name 0
name 1
name 2
name 3
name 4
name 5
name 6

update [dbo].[People]
set [Name] = @0
where ([Id] = @1)
-- @0 (dbtype=String, size=-1, direction=Input) = "test user 1355460609"

-- @1 (dbtype=Int32, size=0, direction=Input) = 1

  defaultChecks() {
    const author = { firstName: "Vahid", lastName: "N" };
    console.log(author.lastname);
    author.lastName.trimStart();
    author.firstName.charCodeAt("1");
  }

  > npm install -g tslint typescript

{
    "compilerOptions": {
        "strictNullChecks": true
    }
}

  getSessionItem(key: string): any {
    const data = window.sessionStorage.getItem(key);
    return JSON.parse(data);
  }

[ts]
Argument of type 'string | null' is not assignable to parameter of type 'string'.
Type 'null' is not assignable to type 'string'.
const data: string | null

  getSessionItem(key: string): any {
    const data = window.sessionStorage.getItem(key);
    if (data) {
      return JSON.parse(data);
    } else {
      return null;
    }
  }

  noImplicitReturns(a: number) {
    if (a > 10) {
      return a;
    }
    // No return in this branch
  }

{
    "compilerOptions": {
        "noImplicitReturns": true
    }
}

 [ts] Not all code paths return a value.

{
    "compilerOptions": {
        "allowUnreachableCode": false
    }
}

    allowUnreachableCode() {
      if (false) {
        console.log("Unreachable code");
      }
      const a = 1;
      if (a > 0) {
        return 10; // reachable code
      }
      return 0;
      console.log("Unreachable code");
    }

  unusedLocals() {
    const a = "foo"; // Error: 'a' is declared but its value is never read
    return "bar";
  }

  unusedParameters(n: number) {
    n = 0; // Never read
  }

{
    "compilerOptions": {
        "noUnusedLocals": true,
        "noUnusedParameters": true
    }
}

[ts] 'a' is declared but its value is never read.
[ts] 'n' is declared but its value is never read.

  excessPropertyForObjectLiterals() {
    let x: { foo: number };
    x = { foo: 1, baz: 2 };  // Error, excess property 'baz'
    let y: { foo: number, bar?: number };
    y = { foo: 1, baz: 2 };  // Error, excess property 'baz'
  }

{
    "compilerOptions": {
        "suppressExcessPropertyErrors": false
    }
}

[ts]
Type '{ foo: number; baz: number; }' is not assignable to type '{ foo: number; }'.
Object literal may only specify known properties, and 'baz' does not exist in type '{ foo: number; }'.
(property) baz: number

  fallthroughCasesInSwitchStatement(a: number) {
    switch (a) {
      case 0:
        break;

      case 1:
        a += 1;

      case 2:
        a += 2;
        break;
    }
  }

{
    "compilerOptions": {
        "noFallthroughCasesInSwitch": true
    }
}

  indexingObjectsLackingIndexSignatures() {
    const x = { a: 0 };
    x["a"] = 1; // ok
    x["b"] = 1; // Error, type '{ a: number; }' has no index signature.
  }

{
    "compilerOptions": {
        "suppressImplicitAnyIndexErrors": false
    }
}

[ts] Element implicitly has an 'any' type because type '{ a: number; }' has no index signature.

{
    "compilerOptions": {
        "noImplicitAny": true
    }
}

  noImplicitAny(args) { // Error: Parameter 'args' implicitly has an 'any' type.
    console.log(args);
  }

  noImplicitAnyArgs(args: string[]) { // ok with the type information
    console.log(args);
  }

<system.webServer>
  <rewrite>
    <rules>
      <rule name="Enforce WWW" stopProcessing="true">
           <match url=".*" />
           <conditions>
                  <add input="{CACHE_URL}" pattern="^(.+)://(?!www)(.*)" />
          </conditions>
          <action type="Redirect" url="{C:1}://www.{C:2}" redirectType="Permanent" />
       </rule>      
    </rules>
  </rewrite>
</system.webServer>

<system.webServer>
  <rewrite>
    <rules>
     <rule name="SEO - Lower case" stopProcessing="false">
       <match url="(.*)" ignoreCase="false" />
       <conditions logicalGrouping="MatchAll" trackAllCaptures="false">
  <add input="{HTTP_METHOD}" pattern="GET" />
  <add input="{R:1}" pattern="[A-Z]" ignoreCase="false" />
       </conditions>
       <action type="Rewrite" url="_{ToLower:{R:1}}" />
    </rule>
    </rules>
  </rewrite>
</system.webServer>

<!-- SEO rules (from: http://www.seomoz.org/blog/what-every-seo-should-know-about-iis#chaining) -->
<!-- SEO | Section 1 | Whitelist -->
<rule name="Whitelist - Resources" stopProcessing="true">
  <match url="^(?:css/|scripts/|images/|install/|config/|umbraco/|umbraco_client/|base/|webresource\.axd|scriptresource\.axd|__browserLink|[^/]*/arterySignalR/.*)" />
  <conditions logicalGrouping="MatchAll" trackAllCaptures="false" />
  <action type="None" />
</rule>
<!-- SEO | Section 2 | Rewrites (chaining) -->
<rule name="SEO - Remove default.aspx" stopProcessing="false">
  <match url="(.*?)/?default\.aspx$" />
  <conditions logicalGrouping="MatchAll" trackAllCaptures="false">
<add input="{HTTP_METHOD}" pattern="GET" />
  </conditions>
  <action type="Rewrite" url="_{R:1}" />
</rule>
<rule name="SEO - Remove trailing slash" stopProcessing="false">
  <match url="(.+)/$" />
  <conditions logicalGrouping="MatchAll" trackAllCaptures="false">
<add input="{HTTP_METHOD}" pattern="GET" />
<add input="{REQUEST_FILENAME}" matchType="IsDirectory" negate="true" />
<add input="{REQUEST_FILENAME}" matchType="IsFile" negate="true" />
  </conditions>
  <action type="Rewrite" url="_{R:1}" />
</rule>
<rule name="SEO - Lower case" stopProcessing="false">
  <match url="(.*)" ignoreCase="false" />
  <conditions logicalGrouping="MatchAll" trackAllCaptures="false">
<add input="{HTTP_METHOD}" pattern="GET" />
<add input="{R:1}" pattern="[A-Z]" ignoreCase="false" />
  </conditions>
  <action type="Rewrite" url="_{ToLower:{R:1}}" />
</rule>
<!-- SEO | Section 3 | Redirecting -->
<rule name="SEO - HTTP canonical redirect" stopProcessing="true">
  <match url="^(_*)(.*)" />
  <conditions logicalGrouping="MatchAll" trackAllCaptures="true">
<add input="{HTTP_HOST}" pattern="^www\.(.*)" />
<add input="{HTTP_METHOD}" pattern="GET" />
<add input="{SERVER_PORT}" pattern="80" />
  </conditions>
  <action type="Redirect" url="http://{C:1}/{R:2}" />
</rule>
<rule name="SEO - HTTPS canonical redirect" stopProcessing="true">
  <match url="^(_*)(.*)" />
  <conditions logicalGrouping="MatchAll" trackAllCaptures="true">
<add input="{HTTP_HOST}" pattern="^www\.(.*)" />
<add input="{HTTP_METHOD}" pattern="GET" />
<add input="{SERVER_PORT}" pattern="443" />
  </conditions>
  <action type="Redirect" url="http://{C:1}/{R:2}" />
</rule>
<rule name="SEO - Non-canonical redirect" stopProcessing="true">
  <match url="^(_+)(.*)" />
  <conditions logicalGrouping="MatchAll" trackAllCaptures="false">
<add input="{HTTP_METHOD}" pattern="GET" />
  </conditions>
  <action type="Redirect" url="{R:2}" />
</rule>
<!-- // SEO rules -->

<div class="form-group">
    <label>First Name</label>
    <input #firstName required type="text" class="form-control" name="firstName" [(ngModel)]="model.firstName">
</div>

<h3>Classes</h3>
<h4>{{ firstName.className }}</h4>

<div class="form-group">
    <label>First Name</label>
    <input #firstName="ngModel" required type="text" class="form-control" name="firstName" [(ngModel)]="model.firstName">
</div>

<h4>dirty: {{ firstName.dirty }}</h4>

<div class="form-group">
    <label>First Name</label>
    <input #firstName="ngModel" #firstNameElement required type="text" class="form-control" 
              name="firstName" [(ngModel)]="model.firstName">
    <div *ngIf="firstName.invalid && firstName.touched" class="alert alert-danger">
        First Name is required.
    </div>      
</div>

<h4>className: {{ firstNameElement.className }}</h4>
<h4>dirty: {{ firstName.dirty }}</h4>
<h4>invalid: {{ firstName.invalid }}</h4>

<div class="form-group" [class.has-error]="firstName.invalid && firstName.touched">
   <label class="control-label">First Name</label>

.ng-touched.ng-invalid{
    border: 1px solid red;
}

<input #firstName="ngModel" #firstNameElement 
required maxlength="3" minlength="2" pattern="^V.*"
type="text" class="form-control" name="firstName" [(ngModel)]="model.firstName">

    <div *ngIf="firstName.invalid && firstName.touched" class="alert alert-danger">
        First Name is required.
    </div>

    <div class="form-group" [class.has-error]="firstName.invalid && firstName.touched">
      <label class="control-label">First Name</label>
      <input #firstName="ngModel" #firstNameElement 
             required maxlength="3" minlength="2" pattern="^V.*"
             type="text" class="form-control" name="firstName" [(ngModel)]="model.firstName">
      <div *ngIf="firstName.invalid && firstName.touched">
        <div class="alert alert-info">
           errors: {{ firstName.errors | json }}
        </div> 
        <div class="alert alert-danger" *ngIf="firstName.errors.required">
           Name is required.
        </div>
        <div class="alert alert-danger" *ngIf="firstName.errors.minlength">
           Name should be minimum {{firstName.errors.minlength.requiredLength}} characters.
        </div>
        <div class="alert alert-danger" *ngIf="firstName.errors.maxlength">
           Name should be max {{firstName.errors.maxlength.requiredLength}} characters.
        </div>
        <div class="alert alert-danger" *ngIf="firstName.errors.pattern">
           Name pattern: {{firstName.errors.pattern.requiredPattern}}
        </div>
      </div>      
    </div>

<option value="default">Select a Language...</option>

    <div class="form-group" [class.has-error]="hasPrimaryLanguageError">
      <label class="control-label">Primary Language</label>
      <select class="form-control" name="primaryLanguage" 
                #primaryLanguage
                (blur)="validatePrimaryLanguage(primaryLanguage.value)"
                (change)="validatePrimaryLanguage(primaryLanguage.value)"
                [(ngModel)]="model.primaryLanguage">
          <option value="default">Select a Language...</option>
          <option *ngFor="let lang of languages">
            {{ lang }}
          </option>
      </select>
    </div>

export class EmployeeRegisterComponent {
  hasPrimaryLanguageError = false;

  validatePrimaryLanguage(value) {
    if (value === 'default'){
      this.hasPrimaryLanguageError = true;
      }
    else{
      this.hasPrimaryLanguageError = false;
      }
  }
}

<form #form="ngForm" novalidate>

<h3> form.valid: {{ form.valid }}</h3>

<button class="btn btn-primary" type="submit"
            [disabled]="form.invalid">Ok</button>

{
"version": "0.1.0",

// The command is tsc. Assumes that tsc has been installed using npm install -g typescript
"command": "tsc",

// The command is a shell script
"isShellCommand": true,

// Show the output window only if unrecognized errors occur.
"showOutput": "silent",

// args is the HelloWorld program to compile.
"args": ["HelloWorld.ts"],

// use the standard tsc problem matcher to find compile problems
// in the output.
"problemMatcher": "$tsc"
}

"args": [
         "--target", "ES5",
         "--outdir", "js",
         "--sourceMap",
         "--watch",
         "test.ts"
    ],

 error TS5023: Unknown option 'watch'
Use the '--help' flag to see options.

 15:33:52 - Compilation complete. Watching for file changes.

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{
  "name": "string",
  "email": "string",
  "password": "string",
  "isAdmin": true,
  "id": 0
}

import http from "./httpService";
import { apiUrl } from "../config.json";

const apiEndpoint = apiUrl + "/users";

export function register(user) {
  return http.post(apiEndpoint, {
    email: user.username,
    password: user.password,
    name: user.name
  });
}

class RegisterForm extends Form {
  state = {
    data: { username: "", password: "", name: "" },
    errors: {}
  };

import * as userService from "../services/userService";

import { register } userService from "../services/userService";

  doSubmit = async () => {
    try {
      await userService.register(this.state.data);
    } catch (ex) {
      if (ex.response && ex.response.status === 400) {
        const errors = { ...this.state.errors }; // clone an object
        errors.username = ex.response.data;
        this.setState({ errors });
      }
    }
  };

{
  "email": "string",
  "password": "string"
}

var jwt = _tokenFactoryService.CreateAccessToken(user);
return Ok(new { access_token = jwt });

import { apiUrl } from "../config.json";
import http from "./httpService";

const apiEndpoint = apiUrl + "/auth";

export function login(email, password) {
  return http.post(apiEndpoint + "/login", { email, password });
}

import * as auth from "../services/authService";

class LoginForm extends Form {
  state = {
    data: { username: "", password: "" },
    errors: {}
  };

  // ...

  doSubmit = async () => {
    try {
      const { data } = this.state;
      const {
        data: { access_token }
      } = await auth.login(data.username, data.password);
      console.log("JWT", access_token);
      localStorage.setItem("token", access_token);
      this.props.history.push("/");
    } catch (ex) {
      if (ex.response && ex.response.status === 400) {
        const errors = { ...this.state.errors };
        errors.username = ex.response.data;
        this.setState({ errors });
      }
    }
  };

var jwt = _tokenFactoryService.CreateAccessToken(user);
this.Response.Headers.Add("x-auth-token", jwt);

const response = await userService.register(this.state.data);
console.log(response);

var jwt = _tokenFactoryService.CreateAccessToken(data);
this.Response.Headers.Add("x-auth-token", jwt);
this.Response.Headers.Add("access-control-expose-headers", "x-auth-token");

class RegisterForm extends Form {
  // ...

  doSubmit = async () => {
    try {
      const response = await userService.register(this.state.data);
      console.log(response);
      localStorage.setItem("token", response.headers["x-auth-token"]);
      this.props.history.push("/");
    } catch (ex) {
      if (ex.response && ex.response.status === 400) {
        const errors = { ...this.state.errors }; // clone an object
        errors.username = ex.response.data;
        this.setState({ errors });
      }
    }
  };