How to check if Bluetooth device is UP or NOT using l2ping ?
If you want to know the bluetooth device you want to connect to is alive or not, … Read more
lynxbeedev
Scan, Pair, Connect to Bluetooth device from Ubuntu from command line using bluetoothctl
bluetoothctl is bluetooth control tool which allows us to make the host discoverable, scan other devices, pair … Read more
Sending ARP request and receiving ARP Reply using C code
This post is in continuation of our previous post “Understanding ARP (Address Resolution Protocol) basics“ To visualise … Read more
Solved: Error: All com.android.support libraries must use the exact same version specification
If you are trying to compile an android Application which is developed by someone or you downloaded … Read more
Solved: “Error: The logging tag can be at most 23 characters, was”
Have you ever seen an error like, “Error: The logging tag can be at most 23 characters, … Read more
Getting real-time Indian Agricultural Commodity market rates using Agmarknet API
The Indian government institutes publishes the daily commodity market rates from various markets (Mandi) through Agmarknet Portal … Read more
How to generate API key for accessing opensource data of Government of India ?
Different departments and institutions of government of India timely publishes the data required for people information through … Read more
How to compile elfutils for x86 based platforms ?
elfutils is a collection of utilities and libraries to read, create and modify ELF binary files, find … Read more
adb logcat
Save Logcat Logs to File using File Redirection Collecting logs on desktop from android device Save logcat … Read more
Modifying bitbake/yocto initscripts to start wifi during boot
We will need to change the wpa-supplicant.conf file as below, by modifying poky/meta/recipes-connectivity/wpa-supplicant/wpa-supplicant/wpa_supplicant.conf-sane Now, once we modified … Read more
Bitbake / Yocto recipes for cross compiling golang program
For compiling simple golang helloworld program as part of yocto build framework, we need to download meta-golang … Read more
How to solve : error: invalid operands to binary % (have ‘float’ and ‘double’)
If you are trying to run modulo / remainder operator like below, there are higher chances you … Read more