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Adafruit.io is needed to display the IOT project’s data online in real-time. It is a cloud server that can be used to connect to IoT devices through wifi and to control these devices through a dashboard. It can be used as a free service and it has got a simple easy-to-use interface to design dashboards. The key for authentication can be generated directly from the user’s account and can be included in the program to connect the IOT components to the respective dashboard. The feeds are important to make connections, using the program that connects the IOT circuit to the ... Read More
To learn about RGB led and the difference between single-color LEDs, it is important to make a circuit using a microcontroller such as ESP32 or Arduino and RGB led. Then it is important to manage that circuit using a program. There are some simulators available to make the beginner of IOT learn such concepts without even having the IOT devices available. However, to get real results, using the circuit components and making the actual circuit is important. In this article, using two different examples, the way to use the RGB led is given. In example 1, the actual circuit using ... Read More
In Go, it's easy to work with dates and times using the time package. This package provides a set of functions and types for working with dates and times, including the ability to get the current date and time with a timestamp in local and other timezones. In this article, we'll explore how to get the current date and time with a timestamp in local and other timezones using Go. Getting the current date and time with timestamp in local timezone To get the current date and time with a timestamp in the local timezone, we can use the time.Now() ... Read More
To start learning IoT, first, it is important to learn how to make circuits using a breadboard and a microcontroller. Then it is important to control that circuit using a program. There are some simulators available to make the beginner of IOT learn both these concepts without even having the IOT devices available. However, to get real results, using the circuit components and making the actual circuit is important. In this article, using two different examples, the way to start IOT programming is given. In example 1, the Wokwi simulator is used and in example 2, the actual circuit using ... Read More
Golang is a powerful programming language that provides a variety of features to work with structured data. One of these features is the ability to use structs as keys in maps. In this article, we will explore how to write a Golang program that uses structs as map keys. What is a Struct? In Golang, a struct is a composite data type that groups together zero or more values of various types. Structs are used to create more complex data types that can represent a range of objects. A struct is defined using the type and struct keywords, followed by ... Read More
Golang is a popular programming language that offers a range of powerful features. One of these features is the ability to use the switch statement with a string type variable. In this article, we will explore how to write a Golang program that uses a string switch statement. What is a String Switch? In Golang, the switch statement can be used to test a variable against a list of values. A string switch statement is a type of switch statement that is specifically designed to work with string variables. A string switch statement works by comparing the value of a ... Read More
Golang is a powerful programming language that offers a range of features and tools for building efficient and reliable applications. One such feature is the ability to use named return values and defaults in functions. In this article, we will discuss how to use named return values and defaults in Golang and why this feature is useful. What are Named Return Values and Defaults in Golang? In Golang, you can define named return values in a function signature, which can help make your code more readable and maintainable. Named return values allow you to define the names and types of ... Read More
Golang is a powerful programming language that offers a range of features and tools for building efficient and reliable applications. One such feature is the ability to define functions with variable argument lists. In this article, we will discuss how to use functions with variable argument lists in Golang and why this feature is useful. What are Functions with Variable Argument Lists in Golang? In programming, a function with a variable argument list is a function that takes an unknown number of parameters or inputs. These inputs can be of any data type, including integers, strings, or even other functions. ... Read More
Golang is a powerful programming language that offers a range of features and tools for building efficient and reliable applications. One such feature is the ability to define functions with multiple arguments. In this article, we will discuss how to use functions with two arguments in Golang and why this feature is useful. What are Functions with Two Arguments in Golang? In programming, a function is a set of instructions that performs a specific task. A function with two arguments, as the name suggests, is a function that takes two parameters or inputs. These inputs can be of any data ... Read More
Golang is a popular programming language that offers a range of features and tools for building efficient and reliable applications. One such feature is the ability to use functions as local variables. In this article, we will discuss how to use functions as local variables in Golang and why this feature is useful. What are Local Variables in Golang? Before we dive into how to use functions as local variables in Golang, let's first understand what local variables are. In programming, a local variable is a variable that is defined within a function or block of code. Local variables are ... Read More