change, as will our personal lives and the way we interact with others.

一种关于Covid-19大流行的基本主题是，世界将永远不会再一样。我们的工作和商业方式将从根本上改变，我们的个人生活和与他人互动的方式也将发生变化。

随着人工智能和机器人技术的引入，对话设计认证在认证领域引起了广泛关注。与许多其他认证一样，你

AWS提供多种类型的实例来满足每个用户的业务需求。实例是在亚马逊的EC2上运行应用程序的虚拟服务器。

需要使用线程转储来解决Java应用程序故障。如果你正在处理与性能相关的问题、内存泄漏、调试等等，那么你将会需要使用线程转储。

(简体中文)
IBM HTTP服务器（IHS）基于Apache HTTP服务器，并附加了其他功能。它是免费的，并且包含在IBM WAS中。如果您正在使用WebSphere应用程序服务器

开发或已开发的无服务器应用程序，但您考虑过如何保护它们吗？您知道您的应用程序是否安全吗？无服务器

loyal to the ones we know and love. In this article, we will explore some lesser-known features of the Chrome DevTools that can greatly improve our productivity and make our debugging experience even better.

1. Multi-Target Debugging
One of the most powerful features of the Chrome DevTools is the ability to debug multiple targets simultaneously. Instead of having to open multiple instances of DevTools, we can now inspect and debug multiple tabs, iframes, or even separate browser windows all in one place. This feature is especially useful when working on complex web applications or debugging issues that span across different tabs or windows.

2. Performance Profiling
The Performance panel in DevTools provides a wealth of information that can help us identify performance bottlenecks in our web applications. By recording and analyzing our page’s performance over time, we can pinpoint areas that need optimization and make our applications faster and more efficient. The panel includes features like Flamecharts, which visualize CPU activity, and the User Timing API, which allows us to measure custom performance metrics.

3. Network Conditions
The Network panel allows us to simulate different network conditions to test how our web applications perform under various scenarios. We can throttle the network speed, change the latency, and even simulate network offline scenarios. This is particularly useful when developing for mobile devices or testing the behavior of our applications under slow internet connections. It helps us ensure that our applications are responsive and perform well in real-world scenarios.

4. Mobile Device Emulation
The Device Mode in DevTools allows us to simulate the behavior of our web applications on different mobile devices. We can choose from a wide range of device profiles, including popular smartphones and tablets, and see how our applications look and perform on these devices. This helps us ensure that our applications are mobile-friendly and provide a consistent experience across different devices and screen sizes.

5. Code Coverage
The Coverage panel in DevTools helps us identify unused code in our JavaScript and CSS files. By analyzing our code coverage, we can identify areas that can be optimized or removed, reducing the overall size of our codebase and improving the performance of our web applications. This is particularly useful for optimizing web pages and reducing load times, especially for mobile devices or users on slow internet connections.

In conclusion, the Chrome DevTools provides a wide range of features that can greatly improve our productivity as developers. By exploring and utilizing these lesser-known features, we can enhance our debugging and optimization workflows, resulting in faster, more efficient web applications.

学习如何在Ubuntu上安装GRR（Google Rapid Response）服务器和客户端以进行调查。介绍GRR（Google Rapid Response）是一款开源的安全事件响应框架，它可以帮助管理员和安全团队快速检测、调查和应对威胁。它提供了一套功能强大的工具和支持，使用户能够对网络中的主机进行实时监控、集中管理和实施响应。在本教程中，我们将学习如何在Ubuntu上安装GRR服务器和客户端，并设置基本配置以进行调查。