Upload Files to ESP8266 SPIFFS
ESP8266 SPIFFS sketch data upload tool allows us to upload files to the NodeMCU or ESP8266 flash memory. This filing system can be used to… Read More »Upload Files to ESP8266 SPIFFS
How to Connect NodeMCU to AWS IoT Core
This post is part three in a three part series of steps to connect Connect NodeMCU to AWS IoT Core. In the last two post… Read More »How to Connect NodeMCU to AWS IoT Core
How To Convert Certificates from .pem to .der format
There are two main methods for encoding certificate data – “.pem” and “.der”. DER = Binary encoding for certificate data PEM = The base64 encoding… Read More »How To Convert Certificates from .pem to .der format
How to Create a “Thing” in AWS IoT
In AWS, the devices that connect to the IoT service are called Things. In order to communicate with the AWS IoT services, we will do… Read More »How to Create a “Thing” in AWS IoT
NodeMCU with Arduino IDE: Setup
Let’s see about setting up NodeMCU with Arduino IDE . This is the first part of a tutorial series on NodeMCU. In this post I’ll show you how to install the NodeMCU and ESP boards.
Practice programs for C language
Questionnaire for C programming Programs based on If-Else C program to find the greatest number among three numbers. C program to find out whether a… Read More »Practice programs for C language
C programs on Pointers
Practice programs on Pointers 1. Program in C to demonstrate how to handle the pointers in the program: #include <stdio.h> int main() { int* ab;… Read More »C programs on Pointers
C programs on Structures
Practice programs on Structures 1. Program to Store Information of a Student Using Structure: #include <stdio.h> struct student { char name[50]; int roll; float marks;… Read More »C programs on Structures
C programs on Loops
Practice programs on Loops 1. C program to print all natural numbers from 1 to n using while loop: #include <stdio.h> int main() { int… Read More »C programs on Loops
C programs on Switch-case
Practice programs on Switch case 1. C program to find all roots of a quadratic equation using switch case: #include <stdio.h> #include <math.h> /* Used… Read More »C programs on Switch-case