• 10
• Android , Kotlin , Tutorials ,
• Tags: data-class, gosn, Kotlin, Recyclerview, rest-api, volley
• 18 Aug

Making Http Request in android is very common when it comes to create a Restful API Client Application. Because this is a network call so it is very common that this task is kind of blocking call. When the API becomes more complex like when it needs to authenticate via OAuth2.0 or something, then the

• 2
• Android , Examples , Kotlin , Tutorials ,
• 13 Aug

If you have ever programmed any application that requires database, and you came up with solution to use SQLite then you may already be familiar as how much pain it is to use and properly configure SQLite in Android. Anko provides a better way to do this complex task in a very simpler way. Import Gradle First

• Android , Kotlin , Tutorials ,
• Tags: Android, basic, for-loops, fundamentals, how-to, iterations, JSON, Kolint, modern-language
• 08 Aug

Iterating through collection of items are very common problem in any programming language. But when it comes to latest modern programming languages like Kotlin, this task became more fancy and more options become handy to do different type of iterations. Today we are going to take a deeper look into different version of for loops

• 5
• Python , Tutorials ,
• Tags: code, demo, Digital Signal Processing, example, python, speech, speech-recognition
• 18 Mar

Speech Recognition is always a difficult and interesting task to do for a lot of beginners. In this post, we are going to describe an easy way to do this tuff task using PocketSphinx. Also, there are more options available in the package other than CMU Sphinx (works offline).

• Raspberry PI , Tutorials ,
• Tags: gps-interfacing, linux
• 02 Mar

  Adafruit has a very good explanation about GPS interfacing. You may follow that tutorial or continue here.   To view, the available USB to TTL converter devices use the following command ls /dev/ttyUSB* If you had installed pyserial then you may list all your available COM ports using this command via python python -m serial.tools.list_ports

• Raspberry PI ,
• Tags: basic-code, GPIO, mini-helping-code, Raspberry PI
• 14 Feb

We had mentioned using Raspberry PI GPIO as output in our previous post. Today we will talk about using Raspberry PI GPIO as input. We will try to read input from pushbuttons. We had connected pushbuttons as the Active Low state. Mean the pushbutton will remain in the Active High state unless we press any

• Tutorials ,
• Tags: GPIO, Mini Projects, mini-helping-code, Raspberry PI
• 11 Feb

After successfully installing raspbian into Raspberry PI, the first thing which comes into the mind of the embedded developer is to play with Raspberry PI GPIO. Because the very best advantage of this cheap computer is to use with external hardware through its GPIO. We are going to explain how to play with Rasberry PI GPIO’s

• 2
• Tutorials ,
• Tags: circuit, modulation, on-off-keying, ook
• 30 Jan

Introduction: The “OOK modulation” or On Off Keying Modulation is very popular now days due to VLC or Visible Light Communication. OOK modulation is easy to use and easy to  implement. As we can even implement this modulation using simple 555 timer IC. In this post we are going to explain How to implement OOK

• Tutorials ,
• Tags: circuit, diagram, opamp, zcd, zero-cross-detector
• 30 Jan

Introduction It is very common problem to detect when an analog signal changes its value from positive to negative or vice versa. Zero cross detector is used to solve this kind of problems. Zero cross detector is Kind of Voltage comparators used to detect the change in waveform. Zero crossing is the cross of the