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Dim fso As New Scripting.FileSystemObject Debug.Print fso.GetExtensionName("MyFile.something.txt") Prints txt Note that the GetExtensionName() method already handles multiple periods in a file name.

When inheriting from base Controller class provided by the framework, you can use the convenience method ViewComponent() to return a view component from the action: public IActionResult GetMyComponent() { return ViewComponent("Login", new { param1 = "foo", param2 = 42 }); ...

There are a several different ways of sorting a collection. Sort() The sort method sorts the collection: $collection = collect([5, 3, 1, 2, 4]); $sorted = $collection->sort(); echo $sorted->values()->all(); returns : [1, 2, 3, 4, 5] The sort method also allows for passing in ...

Sometimes it is required to display a notification at a specific time, a task that unfortunately is not trivial on the Android system, as there is no method setTime() or similiar for notifications. This example outlines the steps needed to schedule notifications using the AlarmManager: Add a Broa...

The sensor values returned by Android are with respective to the phone's coordinate system (e.g. +Y points towards the top of the phone). We can transform these sensor values into a world coordinate system (e.g. +Y points towards magnetic North, tangential to the ground) using the sensor managers ro...

JSON is a cross language, widely used method to serialize data Supported data types : int, float, boolean, string, list and dict. See -> JSON Wiki for more Here is an example demonstrating the basic usage of JSON :- import json families = (['John'], ['Mark', 'David', {'name': 'Avraham'}]) ...

Here is an example demonstrating the basic usage of pickle:- # Importing pickle try: import cPickle as pickle # Python 2 except ImportError: import pickle # Python 3 # Creating Pythonic object: class Family(object): def __init__(self, names): self.sons = names ...

Identifying your user is only part of security. Once you know who they are, you need a way to control their access to data in your database. Firebase Database Rules allow you to control access for each user. For example, here's a set of security rules that allows anyone to read the path /foo/, but n...

The Firebase Realtime Database is schemaless. This makes it easy to change things as you develop, but once your app is ready to distribute, it's important for data to stay consistent. The rules language includes a .validate rule which allows you to apply validation logic using the same expressions u...

$ mkdir 20{09..11}-{01..12} Entering the ls command will show that the following directories were created: 2009-01 2009-04 2009-07 2009-10 2010-01 2010-04 2010-07 2010-10 2011-01 2011-04 2011-07 2011-10 2009-02 2009-05 2009-08 2009-11 2010-02 2010-05 2010-08 2010-11 2011-02 2011-05 2011-08 2011...

$ mv filename.{jar,zip} This expands into mv filename.jar filename.zip .

Go in the Firebase console. Choose your project Click on the Database section on the left, and then select the Rules tab. If you would like to test your security rules before putting them into production, you can simulate operations in the console using the Simulate button in the upper right ...

Here's an example of a rule that gives each authenticated user a personal node at /users/$user_id where $user_id is the ID of the user obtained through Authentication. // These rules grant access to a node matching the authenticated // user's ID from the Firebase auth token { "rules"...

If you have one of the supported Linux distributions, you can follow the steps on the .NET Core website: https://www.microsoft.com/net If you have an unsupported distribution: Download the .NET Core SDK from the links, picking the distribution closer to the used one. https://www.microsoft.com/net...

With more and more battery optimizations being put into the Android system over time, the methods of the AlarmManager have also significantly changed (to allow for more lenient timing). However, for some applications it is still required to be as exact as possible on all Android versions. The follow...

With Vault you can also encrypt non-structured data, such as private key files and still be able to decrypt them in your play with the lookup module. --- - name: Copy private key to destination copy: dest=/home/user/.ssh/id_rsa mode=0600 content=lookup('pipe', 'ANSIBLE_VAULT_PA...

You can run a play which relies on vault-encrypted templates by using the local_action module. --- - name: Decrypt template local_action: "shell {{ view_encrypted_file_cmd }} {{ role_path }}/templates/template.enc > {{ role_path }}/templates/template" changed_when: False - ...

Go to the (project folder) Then app -> src -> main. Create folder 'assets -> fonts' into the main folder. Put your 'fontfile.ttf' into the fonts folder.

private Typeface myFont; // A good practice might be to call this in onCreate() of a custom // Application class and pass 'this' as Context. Your font will be ready to use // as long as your app lives public void initFont(Context context) { myFont = Typeface.createFromAsset(context.getAss...

public void setFont(TextView textView) { textView.setTypeface(myFont); }