If you want to test your download and upload speeds then a common option is Speedtest.net Speedtest® by Ookla® is the definitive way to test the speed and performance of …
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JavaScript has a built-in datatype that creates dynamic dates or stores current, previous, or future dates. Date objects can be created by using the new Date() method. Constructor You can use 4 …
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The dns module enables name resolution. For example, use it to look up IP addresses of host names. Syntax The syntax for including the DNS module in your application: var dns = require(‘dns’); …
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OS is a node module which is used to provide information about the computer operating system. Syntax The syntax for including the OS module in your application: var os = require(‘os’); …
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There are a variety of command line options for Node.js Lets take a look at the list of Node.js command line options: Option Description v, –version This is used to …
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Exceptions So far we have made programs that ask the user to enter a string, and we also know how to convert that to an integer. text = input("Enter something: …
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Strings Python strings are just pieces of text. >>> our_string = "Hello World!" >>> our_string 'Hello World!' >>> So far we know how to add them together. >>> "I said: …
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Lists and tuples Why should we use lists? Sometimes we may end up doing something like this. name1 = 'wub_wub' name2 = 'theelous3' name3 = 'RubyPinch' name4 = 'go|dfish' name5 …
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Variables, Booleans and None Variables Variables are easy to understand. They simply point to values. >>> a = 1 # create a variable called a that points to 1 >>> …
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Managing files in Python What are files, directories and paths? These are simple thing that many computer users already know, but I’ll go through them just to make sure you …