This topic provides information about using SQL in Greenplum databases. You enter SQL statements called queries to view, change, and analyze data in a database using the psql in...

About Swift About Swift About Swift Swift is a fantastic way to write software, whether it’s for phones, desktops, servers, or anything else that runs code. It’s a safe, fas...

Why build a Lisp Why build a Lisp The language we are going to be building in this book is a Lisp. This is a family of programming languages characterised by the fact that all...

Memory Choosing an Allocator Where are the bytes? Implementing an Allocator Heap Allocation Failure Recursion Lifetime and Ownership Memory The Zig language performs no m...

Preface What You Need to Know About This Book Tips for Reading This Book The Four Parts of This Book JavaScript Command Lines Notational Conventions Describing syntax Referrin...

2. FAQ: ECMAScript 6 2.1 How can I use ES6 today? 2.2 Isn’t ECMAScript 6 now called ECMAScript 2015? 2.3 How do I migrate my ECMAScript 5 code to ECMAScript 6? 2.4 Does it still...

Goals and Philosophy Right tool for the right purpose Simplicity and maintainability Choice between declarative and dynamic UIs Tools should not limit your work Goals and P...

Creating a stub Creating a stub Here is an overview of how to create a stub file: Write a stub file for the library (or an arbitrary module) and store it asa .pyi file in th...

How to Understand the User How to Understand the User It is your duty to understand the user, and to help your boss understand the user. Because the user is not as intimately i...

Database connection Overview Create DB Connection mysql Custom driver Existing database connection Database connection Overview go-zero provides a powerful sqlx tool to op...