IN 2022, THE TOP 5 HOTTEST BLOCKCHAIN PROGRAMMING LANGUAGES
1. Solidity:
A high-level programming language is getting more popularity as a blockchain developer language, particularly for dApps development. If you are looking for a language for developing smart contracts on Ethereum Blockchain, Solidity is the one. It is a contract-based language, allowing to store all the logic in the code of the Blockchain.
2. Java:
With amazing code portability, it is the most popular programming language among application developers. It has been used to create smart contracts such as Truffle, ARK, and some of the popular blockchains that are developed using Java include Ethereum, IOTA, NEM, and NEO.
3. Python:
Excellent with numbers, it is the preferred language for developing smart contracts. Known for its simplicity, it comes with libraries like NumPy, Pandas, and Scipy used in various technical applications. The community support it has makes it the most suitable language to develop a blockchain project.
4. C++:
Considered one of the top languages for building blockchain apps, for its ability to manipulate blocks and chains. It gives you complete control over your system resources, all while being flexible. Initially adopted to code Bitcoins, it is now widely used for other popular blockchains like Ethereum, EOS, QTUM, STRATIS, etc.
5. JavaScript:
In combination with NodeJS, it makes for a perfect choice to develop a Blockchain project. Its popularity lies in its usage of asynchronous code which lets a blockchain run without interruption. And, with JavaScript, integration is a given, allowing the developers to focus on just application logic.
How To Block Spam emails From Unknown Senders.
There Are Two Steps To Block Spam Gmails
Step 1 - Log into your Gmail account.
If the Spam folder does not appear on the left in your folder list, click the "more labels" option.
Select Spam to view messages in the spam folder. If you see emails in Spam that your want to receive you'll need to whitelist them so they appear in your Inbox.
Step 2- Block email from unwanted senders
You can block email from unwanted senders. When you block a sender, their messages go to your Spam folder.
On your computer, go to Gmail.
Open the message
Click More 
Click Block "sender.
Tip: If you blocked someone by mistake, you can unblock them using the same steps.