To create your own Ethereum-based cryptocurrency wallet using JavaScript and the ethers.js
library, I'll guide you through the steps. The wallet will allow users to generate private/public key pairs, send and receive Ether (ETH), and view their balance.
Steps to Add a Menu Button for Launching a Web App:
-
Go to BotFather:
- Open Telegram and search for
BotFather
. - Select the bot you've created.
- Open Telegram and search for
-
Navigate to Your Bot Settings:
- Type or select the
/mybots
command. - Choose your bot from the list.
- Type or select the
-
Configure the Menu Button:
If your Raspberry Pi monitor keeps going into sleep mode or blanking after inactivity, this is due to the default power management settings. You can disable these settings to prevent the screen from sleeping. Here's how:
1. Disable Screen Blanking via raspi-config
You can use the Raspberry Pi configuration tool to disable screen blanking:
- Open the terminal.
- Run the configuration tool:
     sudo raspi-config
Open Terminal and right
Â
sudo nano /boot/cmdline.txt
Now remove console=tty1
console=serial0,115200 console=tty1 root=PARTUUID=f29da198-02 rootfstype=ext4 fsck.repair=yes rootwait
and save the cmdline using ctrl+O and close the terminal using ctrl+x
Cause: superclass access check failed: class butterknife.compiler.ButterKnifeProcessor$RScanner (in unnamed module @0x63bdedf8) cannot access class com.sun.tools.javac.tree.TreeScanner (in module jdk.compiler) because module jdk.compiler does not export com.sun.tools.javac.tree to unnamed module @0x63bdedf8
Try adding the following code to the app build.gradle(project level) inside android section {}
To automatically detect the UUID of the USB drive and mount it on insertion, you can modify your script and udev
rules to use the UUID instead of relying on device names like /dev/sda1
. Using the UUID ensures consistency, as UUIDs are unique and won't change, even if the device path (e.g., /dev/sda1
, /dev/sdb1
) changes.
To do this, you'll need to concatenate the corresponding alphabet sounds to form the word. You can use a library like pydub
to handle the audio processing, allowing you to merge the sounds smoothly.
Here's an example of how you might approach this in Python:
1. Install the required libraries:
If you haven't already installed pydub
, you can install it using pip:
pip install pydub
2. Load and concatenate the alphabet sounds:
Here's a simple example:
When opening a multi-module Gradle project in an IDE like IntelliJ IDEA or Android Studio, you should indeed open the build.gradle
file in the root directory of the project. This approach ensures that the IDE understands the entire project structure, including all modules and their dependencies.
Here's a step-by-step guide to correctly open your project:
-
Open your IDE (IntelliJ IDEA or Android Studio):
 Lock file using below command:
To install MinGW, follow these steps:
-
Download MinGW:
- Go to the MinGW website: MinGW — Minimalist GNU for Windows.
- Look for the "Downloads" section and download the installer appropriate for your system (32-bit or 64-bit).
-
Run the Installer: