How to serialize parameterized tests with Swift Testing 如何使用 Swift Testing 序列化参数化测试
Swift Testing's parameterized tests allow us to send multiple values into a single test, and they'll be run in parallel for maximum performance. If you don't want this – if you wa...
MatPlotLib 的使用
MatPlotLib 的作用是绘制2D/3D图形,让深度学习可视化。具体的使用步骤 引入MatPlotLib库 使用MatPlotLib绘制图像 重要概念 Figure(画布) Axes(坐标轴) 基本流程 MatplotLib库使用流程 创建...
Navicat 导出数据字典
查询字段信息 输入下方的SQL语句,查询数据库表相关的信息 SELECT COLUMN_NAME 列名, COLUMN_TYPE 数据类型, COLUMN_KEY 索引, IS_NULLABLE 是否允许为空, COLUMN_DEFAULT 默认值, COLUMN_COMME...
Day 1 – Python 变量与数据管理
打印 Python 中的打印语句 print('Hello world!') 字符串操作 字符串连接 字符串的连接可以使用+操作符 print('Hello' + ' ' + 'world!') 字符串长度 字符串的长度计算,使用len()函数 输入函数...
How to call async throwing functions 如何调用异步 throwing 函数
Just like their synchronous counterparts, Swift’s async functions can be throwing or non-throwing depending on how you want them to behave. However, there is a twist: although we ...
How to use continuations to convert completion handlers into async functions 如何使用 continuations 将完成处理程序转换为异步函数
Older Swift code uses completion handlers for notifying us when some work has completed, and sooner or later you’re going to have to use it from an async function –&nbs...
How to store continuations to be resumed later 如何存储要稍后恢复的 continuations
Many of Apple’s frameworks report back success or failure using multiple different delegate callback methods rather than completion handlers, which means a simple continuation won...








