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Named routes are used to generate a URL or redirects to a specific route. The advantage of using a named route is, if we change the URI of a route in future, we wouldn't need to change the URL or redirects pointing to that route if we are using a named route. But if the links were generated using ...

You can use route parameters to get the part of the URI segment. You can define a optional or required route parameter/s while creating a route. Optional parameters have a ? appended at the end of the parameter name. This name is enclosed in a curly braces {} Optional Parameter Route::get('profi...

List<String> data = new ArrayList<>(); data.add("Sydney"); data.add("London"); data.add("New York"); data.add("Amsterdam"); data.add("Mumbai"); data.add("California"); System.out.println(data); List<String> sor...

Server side: import socket serversocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM) serversocket.bind(('localhost', 8089)) serversocket.listen(5) # become a server socket, maximum 5 connections while True: connection, address = serversocket.accept() buf = connection.recv(6...

You can validate request data using the validate method (available in the base Controller, provided by the ValidatesRequests trait). If the rules pass, your code will keep executing normally; however, if validation fails, an error response containing the validation errors will automatically be se...

Model creation Model classes must extend Illuminate\Database\Eloquent\Model. The default location for models is the /app directory. A model class can be easily generated by the Artisan command: php artisan make:model [ModelName] This will create a new PHP file in app/ by default, which is name...

Quote is a special operator that prevents evaluation of its argument. It returns its argument, unevaluated. CL-USER> (quote a) A CL-USER> (let ((a 3)) (quote a)) A

function getContentTypes(site_url,name_of_the_library){ var ctx = new SP.ClientContext(site_url); var web = ctx.get_web(); list = web.get_lists().getByTitle(name_of_the_library); // You can include any property of the SP.ContentType object (sp.js), for this example we are just ...

Meteor has several sample apps built-in. You can create a project with one of them and learn from how it was built. To create a sample app, install Meteor (see Getting Started) and then type: meteor create --example <app name> For example to create a sample todos app, write: meteor create...

By default, containers created with docker run are given a random hostname. You can give the container a different hostname by passing the --hostname flag: docker run --hostname redbox -d ubuntu:14.04

A named publication is one that possesses a name and needs to be explicitly subscribed to from the client. Consider this server side code: Meteor.publish('somePublication', function() { return SomeCollection.find() }) The client needs to request it by: Meteor.subscribe('somePublication') ...

<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" <!-- etc --> > <!-- Internet is required. READ_LOGS are to ensure that the Logcat is transmitted--> <uses-perm...

This will show the user location on the map Objective-C [self.map setShowsUserLocation:YES]; Swift self.map?.showsUserLocation = true This will track the user location on the map, updating regions according Objective-C [self.map setUserTrackingMode:MKUserTrackingModeFollow]; Swift s...

views.py: from django.http import HttpResponse from django.views.generic import View class MyView(View): def get(self, request): # <view logic> return HttpResponse('result') urls.py: from django.conf.urls import url from myapp.views import MyView urlpatterns...

Define a menu in res/menu <?xml version="1.0" encoding="utf-8"?> <menu xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto"> <item android:id="@+id/first_...

Suppose you have a Dockerfile ending with ENTRYPOINT [ "nethogs"] CMD ["wlan0"] if you build this image with a docker built -t inspector . launch the image built with such a Dockerfile with a command such as docker run -it --net=host --rm inspector ,nethogs will monitor the...

There are different cases where you must Explicitly specify the type parameters for a generic method. In both of the below cases, the compiler is not able to infer all of the type parameters from the specified method parameters. One case is when there are no parameters: public void SomeMethod<T...

For full description of patterns, see SimpleDateFormat reference Date now = new Date(); long timestamp = now.getTime(); SimpleDateFormat sdf = new SimpleDateFormat("MM/dd/yyyy", Locale.US); String dateStr = sdf.format(timestamp);

Functions can modify the parameters passed to them if they are marked with the inout keyword. When passing an inout parameter to a function, the caller must add a & to the variable being passed. func updateFruit(fruit: inout Int) { fruit -= 1 } var apples = 30 // Prints "There's 3...

Ruby extends the standard group syntax (...) with a named group, (?<name>...). This allows for extraction by name instead of having to count how many groups you have. name_reg = /h(i|ello), my name is (?<name>.*)/i #i means case insensitive name_input = "Hi, my name is Zaphod Be...