分类
2022年最佳外汇交易工具

构建和发布为 macOS 应用

Multithreading 由于时区锁定,使用timegm(..)的macOS的性能呈指数级下降,multithreading,macos,performance,Multithreading,Macos,构建和发布为 macOS 应用 Performance,在我的应用程序中,由于同时使用timegm(目前大约慢800倍),我经历了指数级的减速。我在这里上传了我的测试代码: 为了进行比较,这里是一个在线C++执行的结果: Linux: 5000 calls of 'timegm' with 1 thread(s) took 0.03634 seconds 5000 calls of '构建和发布为 macOS 应用 timegm' with 8 thread(s) took 24.84911 seconds 5000 calls of 'timegm' with 1 thre

构建和发布为 macOS 应用

Multithreading 由于时区锁定,使用timegm(..)的macOS的性能呈指数级下降,multithreading,macos,performance,Multithreading,Macos,Performance,在我的应用程序中,由于同时使用timegm(目前大约慢800倍),我经历了指数级的减速。我在这里上传了我的测试代码: 为了进行比较,这里是一个在线C++执行的结果: Linux: 5000 calls of 'timegm' with 1 thread(s) took 0.03634 seconds 5000 calls of 'timegm' with 8 thread(s) took 24.84911 seconds 5000 calls of 'timegm' with 1 thre

Swift Playgrounds 4+

Swift Playgrounds makes it fun to learn to code and build real apps. You solve interactive puzzles in the guided “Get Started with Code” and learn the basics of building apps in “Get Started with Apps.” You experiment with a wide 构建和发布为 macOS 应用 range of challenges and samples that let you explore unique coding experiences.

Swift Playgrounds doesn’t require any coding experience — it’s perfect for anyone just starting out, from eight to one-hundred-and-eight. The whole time you are learning Swift 构建和发布为 macOS 应用 and SwiftUI, the powerful programming technologies created by Apple and used by professionals around the globe to build many of today’s most popular apps. And because it’s built to take advantage of real frameworks, Swift Playgrounds provides a one of a kind learning experience.

Lessons Built-in
• Apple-created 构建和发布为 macOS 应用 lessons guide you through the core concepts of programming by using code to solve puzzles
• See your code run in a beautiful, interactive 3D world that you can rotate and pinch to zoom using the trackpad
• Animations introduce each new coding concept at a high-level before you dive into the puzzles
• Glossary and built-in help pages give detailed information about available commands, frameworks, and terminology

Explore and Create
• Interactive coding shows the results of your code instantly, alongside your work
• Step through code in playground books to 构建和发布为 macOS 应用 highlight each line as it runs
• Books provide a 构建和发布为 macOS 应用 head start to create your own playgrounds that use graphics and sound
• App Gallery walks you through the building blocks of apps, like tabbed navigation and downloading data

Build Apps
• Create real apps using SwiftUI
• See your code changes reflected live while you type
• Type quickly and accurately 构建和发布为 macOS 应用 with inline code suggestions
• Extend your app with an ecosystem of Swift packages
• Navigate your code with project-wide search

Smart Coding Assistance
• Click and drag a brace to wrap a 构建和发布为 macOS 应用 block of code inside a loop or conditional statement
Drag and drop snippets of commonly-used code directly into your playground
• Fix common code errors with helpful inline suggestions
• Stay 构建和发布为 macOS 应用 organized with automatic code formatting

Real Swift and SwiftUI Code
• Learn the same powerful Swift programming language used by the pros to create apps in the App Store
Build dynamic, elegant apps using SwiftUI, a modern way to create user interfaces
Access powerful frameworks such as SpriteKit for 2D games
• Use Bluetooth APIs to write programs that communicate with real-world 构建和发布为 macOS 应用 devices

Share or Publish
Send your projects to friends and family using Messages, Mail, AirDrop, or other Share Sheet extensions
• Bring your app projects to Xcode on Mac and back again
• Submit your completed apps to the App Store with App Store Connect

Swift Playgrounds 4+

Swift Playgrounds makes it fun to learn to code and build real apps. You solve interactive puzzles in the guided “Get Started with Code” 构建和发布为 macOS 应用 and learn the basics of building apps in “Get Started with Apps.” You experiment with a wide range of 构建和发布为 macOS 应用 challenges and samples that let you explore unique coding experiences.

Swift Playgrounds doesn’t require any coding experience — it’s perfect for anyone just starting out, from eight to one-hundred-and-eight. The whole time you are learning Swift and SwiftUI, the powerful programming technologies created by Apple and used by 构建和发布为 macOS 应用 professionals around the globe to build many of today’s most popular apps. And because it’s built to take advantage of real frameworks, Swift Playgrounds provides a one of a kind learning experience.

Lessons Built-in
• Apple-created lessons guide you through the core concepts of programming by using code to solve puzzles
• See your code run in a beautiful, interactive 3D world that you can rotate and pinch to zoom using the trackpad
• Animations introduce each new coding concept at a high-level before you dive into the puzzles
• Glossary and built-in help pages give detailed information about available commands, frameworks, and terminology

Explore and Create
• Interactive coding shows the results of your code instantly, alongside your work
• Step through code in playground books to highlight each line as it runs
• Books provide a head start 构建和发布为 macOS 应用 to create your own playgrounds that use graphics and sound
• App Gallery walks you through the building blocks of apps, like tabbed navigation and downloading data

Build Apps
• Create real apps using SwiftUI
• See your code changes reflected live 构建和发布为 macOS 应用 while you type
• Type quickly and accurately with inline code suggestions
• Extend your app with an ecosystem of Swift packages
• Navigate your code with project-wide search

Smart Coding Assistance
• 构建和发布为 macOS 应用 Click and drag a brace to wrap a block of 构建和发布为 macOS 应用 code inside a loop or conditional statement
Drag and drop snippets of commonly-used code directly into your playground
• Fix common code errors with helpful inline suggestions
• Stay organized with automatic code formatting

Real Swift and SwiftUI Code
• Learn the same powerful Swift programming language used by the pros to create apps in the App Store
Build dynamic, elegant apps using SwiftUI, a modern way to create user interfaces
Access powerful frameworks such as SpriteKit for 2D games
• Use Bluetooth APIs to write programs that communicate with real-world devices

Share or Publish
Send your projects to friends and family using Messages, Mail, AirDrop, or other Share Sheet extensions
• Bring your app projects to Xcode on Mac and back again
• Submit your completed apps to the App Store with App Store Connect

CocoViewX

CocoViewX-Mac OSX Picture Viewer CocoViewX是Mac OS X的免费软件Imagebrowser&Viewer。它能够查看和处理BMP,TIFF,TARGA,GIF(动画),PNG,JPG,PICT,PDF,EPS,ICNS,JP2,SGI . 现在您一定要问自己“为什么要使用另一个图像查看器?”好吧,我可以告诉你。我需要一个能够(快速)导出具有几何变化的图像文件的图像浏览器。按名称,日期,大小和种类对图像进行排序。具有全屏视图和幻灯片放映。自动刷新目录内容(非常适合观察下载文件夹)。.