I'm interested in becoming a validator but there's a question. I see that some validator pools are marked as "not profitable" because they already have more ...

If there are two numbers, like 1100 and 0011, what is the easiest way to "concatenate" them (not adding, but merging into a single number containing all the ...

Suppose you have a TON mainnet wallet address and a testnet wallet address. You try to send some Toncoins from the first wallet and you use the second addres...

When you implement flow control in your program and you have a loop, sometimes you need to let the execution path out of that loop while its condition is not...

Using the TON documentation, one can stumble upon tables that have a column with some "x - y" notation, like this one: What exactly does "b - x" mean here? -...

I'd like to see the main smart contract used by STON.fi DEX. Is it open source, and if it is, where can I look at it? --- > This question was imported from T...

Some of the wallets in TON ecosystem can open both mainnet wallets and testnet wallets, while some support mainnet only. Can MyTonWallet be switched from the...

Some programming languages let assign a variable the result of a logical expression. In FunC that could look like this: int enough? = (s.slice_bits() >= flag...

Suppose I have a slice that contains a string and I want to read it char by char. How do I do it? --- > This question was imported from Telegram Chat: https:...

In TON software development, everything is a cell. Every cell can reference up to 4 other cells, creating a parent-child relationship. What if I have a speci...

Programming languages often use 0 for "false" and -1 for "true". It works that way in FunC, too. But what about all the other numbers? Do they have a boolean...

FunC standard library includes Lisp-style lists. TON documentation describes them and their basic functionality like adding an element to the beginning of a ...

It's good when a smart contract needs as little gas as possible for a specific action. So a developer might want to optimize the code, making it use less gas...

In the Ethereum ecosystem there are "lootboxes" that contain several NFTs and can be "opened" to reveal tokens inside. Was that mechanic already implemented ...

The Blueprint project generates a QR code upon choosing "create a deep link". But it shows me a QR that's larger than my computer screen so I can't really sc...

I've came to TON ecosystem from Ethereum, and I have Ethereum testnet coins. I know there is Ethereum-TON bridge for mainnet coins. Is there something like t...

TON documentation provides all the necessary information for running TON Sites. But since there are not many of them for now, it would be good too see some a...

It would be convenient to pay in Toncoins for hosting the offchain parts of a TON project. Is there currently any hosting company allowing that? --- > This q...

There is no native auto-renewal of .ton domains, which can lead to unwanted security issues: if someone fails to renew a domain and another person acquires i...

I'd like to get updates regarding transactions as soon as possible. Do I get it right that the validators are the first to know about the new transactions, a...

There are different wallet contract versions on TON, currently going up to the v4r2. Some of the differences between them are well-known, such as plugin supp...

TON Connect is a convenient way to authorize a user in a TON dApp. But does it require a website to be used at? Or is it possible to create some dApp that in...

TON Center (toncenter.com) is possibly the best-known service for making API requests, but lately it was not accessible when I needed it. What can be used in...

It's often suggested to use TypeScript for developing on TON. Tutorials for using libraries such as ton from npm are full of TS examples. What if I'm willing...

Suppose I send an external message to some smart contract, and it reacts by sending several internal messages. These messages were generated "together" and w...

In the TON blockchain each NFT makes use of its own smart contract. And storing things in TON requires paying storage fees deducted from any smart contract. ...

It's known that Tick and Tock transactions are special, they are invoked at the beginning and end of each masterchain block. But does that mean they are for ...

In TVM's whitepaper, we got this in Chapter 3.2.8: > Integers in cells are big-endian by default. > Notice that the default order of bits in Integer s serial...

Hi guys, how can I sign a Cell with ton-crypto, or ton-core or in someway, that later can be correctly verified by check_signature or check_data_signature fr...

here is my FunC code: C-like forall X -> int is_null (X x) asm "ISNULL"; forall X -> (tuple, ()) push_back (tuple tail, X head) asm "CONS"; forall X -> (tupl...

Consider I have a highload wallet smart contract deployed to the TON network and I send an external message to it in order to deliver 100 value transfers to ...

How can you obtain a v3r2 address from a v4r2 address of a wallet in the TON network? -- > This question was imported from Telegram Chat: https://t.me/tondev...

In Blueprint, we will need to write the Wrapper functions ourselves. More importantly, when we code the op code in our FunC code, we need to decode the strin...