Tutorial by Examples: w

MOVE FUNCTION LOWER-CASE("HELLO WORLD!") TO SOME-FIELD DISPLAY SOME-FIELD Output hello world!

This is the approach proposed by the stackoverflow's user rojo which also can handle the command line arguments : <# : batch portion @echo off & setlocal (for %%I in ("%~f0";%*) do @echo(%%~I) | ^ powershell -noprofile "$argv = $input | ?{$_}; iex (${%~f0} | out-string)&q...

2 in [2, 3] In Python this evaluates to True, but in JavaScript to false. This is because in Python in checks if a value is contained in a list, so 2 is in [2, 3] as its first element. In JavaScript in is used with objects and checks if an object contains the property with the name expressed by t...

This sample demonstrates the use of AD B2C for securing an AngularJS based web and mobile app. Refer https://github.com/NewtonJoshua/Azure-ADB2C-Angularjs-sample Azure AD B2C Azure AD B2C is a cloud identity management solution for your web and mobile applications. It is a highly available global...

Say you're introducing a class of types that have a size in bytes. class SizeOf a where sizeOf :: a -> Int The problem is that the size should be constant for every value of that type. We don't actually want the sizeOf function to depend on a, but only on it's type. Without type applica...

let in Kotlin creates a local binding from the object it was called upon. Example: val str = "foo" str.let { println(it) // it } This will print "foo" and will return Unit. The difference between let and also is that you can return any value from a let block. also ...

In this document we'll see how to create a Google Cloud SQL Instance and connect them in your Google App Engine application and MySQL Workbench admin tool. Google Cloud SQL: Google Cloud SQL is a fully-managed database service that makes it easy to set-up, maintain, manage and administer your rela...

This example explain how to use an Intent for start a new Activity. You need two activities: CurrentActivity DestinationActivity In CurrentActivity you have to created an Intent. For that you have to specify two arguments: Context: It's CurrentActivity, because Activity is a subclass of C...

public class CurrentActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.current_activity); Intent intent = new Intent(this, DestinationActivity.c...

{ "module": "amd", // Using AMD module code generator which works with requireJS "rootDir": "./src", // Change this to your source folder "outDir": "./view", ... }

<provider android:name=".DummyContentProvider" android:authorities="sample.map.com.ipsyncadapter" android:exported="false" /> <!-- This service implements our SyncAdapter. It needs to be exported, so that the system sync f...

-- loop-based version function hw_loop(v: std_logic_vector) return natural is variable h: natural; begin h := 0; for i in v'range loop if v(i) = '1' then h := h + 1; end if; end loop; return h; end function hw_loop; -- recursive version function hw_tree(v: std_...

var sourceFileName = "NonExistingFile"; try { System.IO.File.Copy(sourceFileName, "DestinationFile"); } catch (Exception e) { var stdErr = Console.Error; stdErr.WriteLine($"Failed to copy '{sourceFileName}': {e.Message}"); }

php -S localhost:80 -t project/public router.php PHP 7.1.7 Development Server started at Fri Jul 14 15:22:25 2017 Listening on http://localhost:80 Document root is /home/project/public Press Ctrl-C to quit.

This syntax will be similar to using AS keyword. Just we don't have to use AS keyword CREATE TABLE AliasNameDemo (id INT,firstname VARCHAR(20),lastname VARCHAR(20)) INSERT INTO AliasNameDemo VALUES (1,'MyFirstName','MyLastName') SELECT FirstName +' '+ LastName FullName FROM AliasNa...

If the promise doesn't return anything, the async task can be completed using await. try{ await User.findByIdAndUpdate(user._id, { $push: { tokens: token } }).exec() }catch(e){ handleError(e) }

ViewModelBase extends ObservableObject and adds some methods useful for viewmodels. The property IsInDesignMode or IsInDesignModeStatic allows to determine if the code is executed in the design mode (in Visual Studio Design View) or not. The two properties are exactly the same.

One can use the command-line launching facility is when one wants to customize some aspects of the way MySQL Workbench operates. MySQL Workbench has the following common command line options: --admin instance - Launch MySQL Workbench and load the server instance specified. --query connection - ...

class AppDelegate: UIResponder, UIApplicationDelegate { var window: UIWindow? var firstTabNavigationController : UINavigationController! var secondTabNavigationControoller : UINavigationController! var thirdTabNavigationController : UINavigationController! var fourth...

For this, we will use the function aggregate, which can be used as follows: aggregate(formula,function,data) The following code shows various ways of using the aggregate function. CODE: df = data.frame(group=c("Group 1","Group 1","Group 2","Group 2",&quo...