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Kristaps Grinbergs

Mobile and fullstack developer. Startup founder. Conference speaker. Mentor. Passionate about building products, sustainability and Web 3.0.

Education

CS Master

Seven Year Club
Writing Debut
Six Year Club
Five Year Club
Four Year Club
Hacktoberfest 2021
Three Year Club
Hacktoberfest 2020
Two Year Club
Hacktoberfest 2019
One Year Club
Understanding Escrow in ERC-721 NFT Smart Contracts

Understanding Escrow in ERC-721 NFT Smart Contracts

Comments
2 min read

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Exploring Nested Mappings in Solidity

Exploring Nested Mappings in Solidity

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3 min read
Understanding tx.origin and msg.sender in Solidity

Understanding tx.origin and msg.sender in Solidity

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3 min read
Understanding ERC-4337 and the Future of Ethereum User Experience: Account Abstraction

Understanding ERC-4337 and the Future of Ethereum User Experience: Account Abstraction

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3 min read
Mastering Data Organization in Ethereum Smart Contracts

Mastering Data Organization in Ethereum Smart Contracts

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3 min read
Beyond Default Messages: Mastering Custom Errors in Solidity

Beyond Default Messages: Mastering Custom Errors in Solidity

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2 min read
Leveraging the Set Structure in Solidity

Leveraging the Set Structure in Solidity

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4 min read
Creating Interactive Maps with Custom Markers Using SwiftUI in iOS 17

Creating Interactive Maps with Custom Markers Using SwiftUI in iOS 17

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3 min read
Exploring the Features and Benefits of Azuki's ERC-721A NFT Standard

Exploring the Features and Benefits of Azuki's ERC-721A NFT Standard

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3 min read
Programmatically Verifying Solidity Smart Contract Code with Hardhat

Programmatically Verifying Solidity Smart Contract Code with Hardhat

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2 min read
How Hardhat Simplifies Smart Contract Verification on Ethereum

How Hardhat Simplifies Smart Contract Verification on Ethereum

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2 min read
Implementing the ERC-2981 NFT royalty standard with Solidity - a game-changer for creators to receive income from every sale

Implementing the ERC-2981 NFT royalty standard with Solidity - a game-changer for creators to receive income from every sale

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3 min read
Understanding the Signing Process of Solidity Transactions with Ethers.js

Understanding the Signing Process of Solidity Transactions with Ethers.js

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4 min read
What are meta transactions, the EIP-712 standard, and how to sign a message with Metamask?

What are meta transactions, the EIP-712 standard, and how to sign a message with Metamask?

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4 min read
What are an NFT and the ERC-721 standard?

What are an NFT and the ERC-721 standard?

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4 min read
How do Bytes live in Solidity and coexist with Strings?

How do Bytes live in Solidity and coexist with Strings?

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3 min read
Exploring ERC20 fungible token standard in Solidity

Exploring ERC20 fungible token standard in Solidity

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4 min read
Absence of null in Solidity

Absence of null in Solidity

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3 min read
Mistery revealed about delegatecall in Solidity

Mistery revealed about delegatecall in Solidity

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2 min read
Storage and memory secrets in Solidity

Storage and memory secrets in Solidity

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3 min read
How events in Solidity work, and why are they needed

How events in Solidity work, and why are they needed

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2 min read
The Story behind Mapping in Solidity

The Story behind Mapping in Solidity

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2 min read
Mastering Arrays in Solidity

Mastering Arrays in Solidity

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2 min read
Accessibility and visibility in Solidity

Accessibility and visibility in Solidity

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3 min read
Solidity for Swift developers: File Structure and Functions

Solidity for Swift developers: File Structure and Functions

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3 min read
Improve iPad sidebar navigation on the iPhone with SwiftUI

Improve iPad sidebar navigation on the iPhone with SwiftUI

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3 min read
How Sidebar works on iPad with SwiftUI

How Sidebar works on iPad with SwiftUI

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3 min read
Three brilliant ways to style button with SwiftUI

Three brilliant ways to style button with SwiftUI

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Exploring SwiftUI map custom annotations

Exploring SwiftUI map custom annotations

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4 min read
How to translate SwiftUI applications

How to translate SwiftUI applications

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3 min read
How to master grid layout in iOS with SwiftUI

How to master grid layout in iOS with SwiftUI

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4 min read
Cracking the Navigation Bar Secrets with SwiftUI

Cracking the Navigation Bar Secrets with SwiftUI

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4 min read
The hidden secrets of TabView in iOS with SwiftUI

The hidden secrets of TabView in iOS with SwiftUI

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4 min read
How to show and hide content with DisclosureGroup using SwiftUI

How to show and hide content with DisclosureGroup using SwiftUI

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3 min read
How to use Alert with SwiftUI

How to use Alert with SwiftUI

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How to select images using PHPickerViewController with SwiftUI

How to select images using PHPickerViewController with SwiftUI

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4 min read
Background Color with SwiftUI

Background Color with SwiftUI

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4 min read
How to deal with modal views (a.k.a. sheets) with SwiftUI

How to deal with modal views (a.k.a. sheets) with SwiftUI

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5 min read
Launch Screen with SwiftUI

Launch Screen with SwiftUI

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3 min read
Mapview with SwiftUI

Mapview with SwiftUI

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Embracing the Dynamic Type

Embracing the Dynamic Type

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4 min read
Different flavors of WebSockets on Vapor with Swift

Different flavors of WebSockets on Vapor with Swift

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4 min read
NSTimer vs CADisplayLink

NSTimer vs CADisplayLink

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3 min read
Clearing up after subscribing to Swift WebSockets

Clearing up after subscribing to Swift WebSockets

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3 min read
How to use subscriptions with GraphQL using Apollo iOS SDK and Swift

How to use subscriptions with GraphQL using Apollo iOS SDK and Swift

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3 min read
Ignorance of the URLRequest cache

Ignorance of the URLRequest cache

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4 min read
GraphQL Advances when fetching data in iOS with Swift and Apollo SDK

GraphQL Advances when fetching data in iOS with Swift and Apollo SDK

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3 min read
WebSockets in iOS Using Swift

WebSockets in iOS Using Swift

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3 min read
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