YiChu | 忆初

Assembly language is a programming language that works directly on the hardware. We must first understand the structure of the hardware system before we can effectively use assembly language to program it. This article is reprinted from https://www.developerastrid.com/assembly/learn-assembly-language/ This site is for inclusion only, and the copyright belongs to the original author.

This article continues the discussion of data types with an in-depth explanation of type division. Additionally, this article discusses the details of combining data elements into tuples, a feature introduced in C# 7.0. Finally we discuss how to group data into collections called arrays. This article is reprinted from https://www.developerastrid.com/csharp/csharp-more-data-types/ This site is for inclusion

There are several data types in C# that are very simple and are the basis of all others, they are called predefined types or primitive types, and this article will explore these primitive data types. This article is reprinted from https://www.developerastrid.com/csharp/csharp-data-types/ This site is for inclusion only, and the copyright belongs to the original author.

This article uses the traditional HelloWorld program to introduce the basics of C# grammar. Through the study of this article, you will be familiar with the grammar style and structure of C#, and you can start to write the simplest C# program. This article is reprinted from https://www.developerastrid.com/csharp/csharp-introducing/ This site is for inclusion only, and

This article describes what the SQL GROUPING operator is and how to use the SQL GROUPING operator. GROUPING Indicates whether to aggregate the specified column expressions in the GROUP BY list. This article is reprinted from https://www.developerastrid.com/sql/sql-grouping/ This site is for inclusion only, and the copyright belongs to the original author.

This article introduces what is an SQL window function. Window functions can perform advanced operations that cannot be achieved by general aggregate functions, such as sorting and generating serial numbers. This article is reprinted from https://www.developerastrid.com/sql/sql-olap/ This site is for inclusion only, and the copyright belongs to the original author.

This article describes how to use views and subqueries in SQL for complex queries. Since views and subqueries can be used like tables, more flexible SQL can be written if these techniques are used properly. This article is reprinted from https://www.developerastrid.com/sql/sql-view-subqueries/ This site is for inclusion only, and the copyright belongs to the original author.