1. What Is kubectl kubectl is the command-line tool for Kubernetes. It interacts with the cluster through the API server. 2. Configuring kubectl kubectl can be configured through ~/.kube/config to connect to one or more clusters. For details on how to configure it, see: Configure Access to Multiple Clusters. If you need to configure a remote cluster, see: Building a Remote Kubernetes Development Environment.

1. Why We Need Mock When writing unit tests, the function under test is sometimes not a self-contained executable unit. It depends on external resources, such as the return value of another function or a value in a row of a database. To shield the test from interference from external

I have been learning Go recently, and the internal PaaS platform we commonly use happens to support Go as well as related Web frameworks. A PaaS system that supports multiple languages cannot do without the buildpack mechanism. Although PaaS platforms keep being upgraded, the buildpack mechanism has always been retained.

The Pytest framework is simple to use, rich in plugins, and powerful, and it is widely used for Python automated testing. This article introduces some basic concepts and usage of Pytest. 1. How It Runs Step one, Pytest reads its configuration from the command line or a file. Step two,

Compiled from the “Development Tips” series, collecting common development tools and productivity-related techniques. 1. The Babel Transpiler ES6 provides many new features, but not every browser supports them perfectly, while ES5 support is far better. Babel is an ES6 transpiler that converts ES6 code into ES5 code. This means you