Tag: this

It turns out that this is the thread closing method recommended by JDK

This is a community that may be useful to you One-to-one communication/interview brochure/resume optimization/job search questions, welcome to join the “Yudao Rapid Development Platform” Knowledge Planet. The following is some information provided by Planet: “Project Practice (Video)”: Learn from books, “practice” from past events “Internet High Frequency Interview Questions”: Studying with your resume, spring blossoms […]

Optimizing from 2s to 0.1s, this overtime is worth it!

Hello everyone, today we will continue to share a practical problem encountered during the project development process. Here we will also sort and summarize how we solved it. Continuous optimization, hope it can be helpful to everyone. Classification tree query function can be seen everywhere in various business systems, especially in some e-commerce systems. But […]

This article teaches you how to use SpireCV for pod control and target detection and tracking.

Function Overview SpireCV-SDK is an edge real-time sensing SDK library specially built for intelligent unmanned systems. It can realize pod control functions and control the drone’s camera and pod, including taking pictures, recording, streaming and other functions, and can save videos. and push streaming, as well as complete target detection, identification and tracking functions. This […]

You will understand the various implementations of distributed locks after reading this article!

Foreword Total number of words: 1W + ? Reading time: 15min Keywords: distributed lock, Redis, Etcd, ZooKeeper Today we are going to talk about distributed locks. There is a lot of related content on the Internet, but it is relatively scattered. I just finished learning and summarized it and shared it with everyone. The article […]

The best in the whole network, Python interface automated testing practical information-project interface case, reading this article is enough…

Table of Contents: Introduction Preface 1. Python programming from entry to proficiency 2. Practical implementation of interface automation projects 3. Web automation project actual combat 4. Practical implementation of App automation project 5. Resumes of first-tier manufacturers 6. Test and develop DevOps system 7. Commonly used automated testing tools 8. JMeter performance test 9. Summary […]

GEE error–XXX is not a function, how to solve this problem?

Error: Here is the link to the original code for the error: https://code.earthengine.google.com/4bf0975a41e14d0c40e01925c6f3cf2a The main problem here is that this single image does not exist: ImageCollection (Error) ImageCollection.load: ImageCollection asset ‘LANDSAT/LC08/C01/T1_SR/LC08_221077_20170411’ not found (does not exist or caller does not have access). The superficial problem is Line 16: nir.subtract is not a function Original code: […]

To understand React Hooks, this article is enough

1. Understand what Hooks are In React, Hooks is actually a function. The name of this function starts with use, and the function returns a result; React Hooks actually encapsulate some common and public methods, which are some common tools. 2. Official Hooks Official Hooks refer to some Hooks officially recommended by React, such as: […]

33 concepts JavaScript developers should understand 6-this, call, apply and bind

33 concepts JavaScript developers should understand 6-this, call, apply and bind Directory call stack primitive type Value types and reference types Implicit, explicit, nominal and duck typing == and ===, typeof and instanceof this, call, apply and bind Function scope, block scope and lexical scope Closure Higher order functions such as map, reduce, filter etc. […]

This error originates from a subprocess Termux matplotlib pandas compilation error and jupyter installation issues

Article directory Notice Problem Description ~~Question complaints~~ Solution 3 steps version record 1 Clear pip cache 2 Successful installation of matplotlib matplotlib completes dependent commands 3 Successful installation of pandas Supplementary question 1: `pip install jupyter` error: solution Supplementary question 3: There is a conflict between openblas and libopenblas, causing libopenblas to fail to be […]