Kommentieren Sie das vorherige Beispiel aus und kopieren Sie den folgenden Code und fügen Sie ihn danach in die Datei Main.kt ein. val stringArray = arrayOf("Harry", "potter"); fun getUniqueCharacters(): List<String> { return stringArray.map { word -> word.split("") } .flatMap ...
Outline: This code uses theSplitfunction to extract specific information from the following website:https://www.webscraper.io/test-sites/tables. The required information are the four tables visible on the page with headers"#", "First Name","Last Name","Username". I am extracting th...
including a non-root user with sudo privileges and a firewall configured withufw. The amount of CPU, RAM, and storage that your Elastic Stack server will require depends on the volume of logs that you intend to gather. For this tutorial, we will be using a VPS with ...
So the prequel trilogy gets a gold star for its colorful array of baddies. In the original trilogy, it’s basically Vader, Vader, Vader. Oh, and briefly Boba Fett, but mainly Vader over and over again, on the Death Star and Bespin and Dagobah (even if that’s just a mystical vision...
We will introduce a way to write an array to a file in PHP using the print_r() and the file_put_contents() functions. This method writes the specified array to the specified file in the system.We will also introduce a way to print an array to a PHP file using the print_r() ...
Here, arrayOfDifferentObject is an ArrayList that can hold objects of different types. We declared our ArrayList using the <Object> class in the syntax given below in code. In Java, ArrayList can hold objects of wrapper classes like double, integer, and string. We then add elements to the...
In the below example, it is shown that we can rename multiple columns at a time. Theidcolumn is renamed withRoll No, andStudent NamesreplaceNames. Example Code: importpandasaspd df1=pd.DataFrame({"id":["ID1","ID2","ID3","ID4"],"Names":["Harry","Petter","Daniel","Ron"]})displ...
Multiple fields group by and count with sort using count db.Request.aggregate([{'$group':{_id:{source:'$source',status:'$status'},count:{$sum:1}}},{$sort:{'count':-1}}]) ThetoArray()function returns an array containing all the documents in a cursor. The procedure loops through ...