1480

The marriage of Isabella of Castile, 1474- 1504, and Ferdinand of Aragon, 1479- 1516, served to unify much of Christian and Muslim Spain. Though both kingdoms maintained separate governing institutions, the two rulers were able to strengthen the bond between the two kingdoms by strengthening their respective monarchies. Isabella …

1485- 1509 - Henry VII defeated Richard III and established the Tudor dynasty. After the War of the Roses, much work was needed to unify the aristocracy, and Henry worked to quell dissension and build a strong monarchy. Henry eliminated the practice of wealthy families maintaining personal militaries. Henry also worked …

1450- 1485 - The War of the Roses was a civil war that broke out between English ducal houses. The house of Lancaster, whose symbol was a red rose, and the house of York, adopting the white rose. In the 1450's many aristocratic families were pitted against one another. Later, in …

Debugging custom errors in Ethereum smart contracts using Foundry and Forge involves guessing, intuition and trial and error. Custom errors can provide clarity and save gas compared to traditional require statements. However, debugging them requires perseverance.

Raphael painted School of Athens after he arrived in Rome, 1510- 1511. The School of Athens depicts a gathering of ancient philosophers, including Plato, Aristotle, and Pythagoras. This work illustrates the revival of classical thought, especially pertaining to harmony and order, during the Italian Renaissance.

Anchor Build on Visual Studio Code

Solana Anchor with Docker ensures a consistent development environment, making it easier to manage dependencies and build processes.

Prerequisites

Make sure you have the following installed on your machine:

• Docker
• VSCode

Dockerfile

Below is a Dockerfile for setting up the Solana Anchor environment within …