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targetSdkVersion The most interesting of the three version numbers is targetSdkVersion. targetSdkVersion is the main basis for Android to provide forward compatibility. The system will not apply the latest behavior changes until the targetSdkVersion of the application is updated. This allows you to ...

JavaScript does not have the ability to operate files, but node can do it. Node provides the operating file system module, which is a very important and high-frequency module used in node and an absolutely necessary module system. fs module provides a lot of interfaces. Here we mainly talk about some c ...

Kustomize is a tool to solve the application management problem of k8s yaml. kubectl has integrated kustomize since version 1.14. Before that, we had to install it ourselves. You can download the package of the corresponding operating system on GitHub for installation (https://github.com/kubernetes-sigs ...

1. Install Xcode command line tools xcode-select --install 2. Install Homebrew Xcode Command Line Tools must be installed before installing Homebrew. Run the following command in terminal to install homebrew: ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" Next, we need to do one thing so that the sta ...

Recently, I used gRPC to create a service for the first time. On the server side, I want to throw a custom exception directly so that the client can see it. At first, I tried this: // responseObserver.onError(new CustomException("custom exception")); throw new CustomException("one error o ...

What is the route? Why use routing? What is the function of routing? Can I write the source code of route jump? After finishing the routing part, the four company strike made me think deeply. Let's learn vue router's wings~ This is an e-commerce project demo based on vue & Axios & mock & t ...

brief introduction FastDFS is an open source, high performance, distributed file system (DFS). The FastDFS system has three roles: Tracker Server, Storage Server, and Client.Tracker Server: Track the server, mainly for scheduling and balancing purposes; manages all storage server s and groups, and each store connects to Tracker after startup, ...

Using live555 for video monitoring Article directory Using live555 for video monitoring 1 code directory 2 code structure 3 main source code 4 problems encountered link 1 code directory . ├── main.cpp ├── Makefile ├── videoMonitor.cpp ├── videoMonitor.h ├── x264Encoder.cpp └── x264Encoder.h ...

Btrace is a dynamic code tracking tool in Java. By writing btrace script, it can dynamically inject tracking code into the byte code of the target application program. By modifying the byte code, it can achieve the purpose of monitoring, debugging and positioning problems, and it is a powerful tool to solve online problems. Github home page of ...

Smooth restart means that our programs can be restarted without interrupting service, seamlessly linking up old and new processes, and deploying Zero-Downtime. Smooth restart is based on elegant exit, as described in a previous article: Golang uses the Shutdown feature to gracefully summarize the exit of http services There are two main strateg ...