How to use nodejs to realize image analysis and look at commodity orientation? This article teaches you

Requirements: Give a series of pictures of commercial shoes of the same size, and judge the orientation of their toe. For example:   First, let's show the final effect:       Ideas: In fact, it's very easy to find the law. First, we need to unify the size and width of 1000. Otherwise, it's difficult to unify the pixel position judgment. Here, ...

Posted on Thu, 11 Jun 2020 22:52:10 -0400 by |Adam|

web Front End Learning Notes 02-HTML Overview and Basic Knowledge 2

Continue with the previous article web Front End Learning Notes 01-HTML Overview and Basic Knowledge 1 5. Common HTML Tags 2. Common line-level labels (in-line elements, not exclusive lines) 2.1 Semantic row-level labels (with default styles) 2.1-1 Link a Label <a href="Link Address&quo ...

Posted on Thu, 11 Jun 2020 12:35:49 -0400 by jayR

leetcode dynamic planning

leetcode dynamic planning Article catalog leetcode dynamic planning LeetCode 70 - Climbing Stairs - easy Recursive timeout solution: Dynamic programming solution Leetcode 198 - house robbing - easy Timeout solution Dynamic programming solution LeetCode 53 - Maximum Subarray - Maximum subarray a ...

Posted on Thu, 11 Jun 2020 04:02:28 -0400 by kryppienation

100 learning notes of Python

Title Source: Python 100 cases Example 2 Skill: segment function uses number axis to divide and locate. Profit: ratio = [0.01, 0.015, 0.03, 0.05, 0.075, 0.1] Title: The bonus paid by the enterprise is based on the profit commission. If the profit (I) is less than or equal to RMB 100000, the bonus ...

Posted on Thu, 11 Jun 2020 01:04:17 -0400 by Thatsmej

Interpretation of two consistent hash algorithms

https://github.com/ning1875/falcon-plus This is my change to the open source version of falcon === The most important thing I forgot to write is: why can consistency hash algorithm only migrate a small number of keys when the nodes change? Because the sortkeys list is actually a hash ring. The relative position of the client's hash value and t ...

Posted on Wed, 10 Jun 2020 23:46:24 -0400 by assonitis

Dr. monkey class C language learning notes play 3

Select statement <1> if statement if(expression) { . . } else { . . } Condition usage: if so, how about it, otherwise Look at a programming problem first Input an integer, if the number is greater than 60, then output "Dr. monkey is handsome"; If the number is no more than 60, the outpu ...

Posted on Wed, 10 Jun 2020 23:02:02 -0400 by art15

Android process live

The way to keep the process alive Some mechanisms of Android killing process Some ways to keep alive One pixel survival method Front desk service Some mechanisms of Android killing process Androcchio's processes are mainly divided into the following five categories: 1. Foreground process Foreg ...

Posted on Wed, 10 Jun 2020 00:58:40 -0400 by juline

Taobao APP user behavior data analysis case -- Python

catalog 1, Project introduction 1.1 analysis background 1.2 data set introduction 1.3 data understanding 2, Clear problem & Analysis Framework Construction 2.1 ask questions 2.2 analysis framework construction 3, Data processing 3.1 lead in 3.2 import data 3.3 data cleaning 3.3.1 view overa ...

Posted on Wed, 10 Jun 2020 00:37:26 -0400 by lordfrikk

[hard study] Java notes 0.3

Java program flow control Procedure flow control Sequential structure Branching structure if statement switch Statements Cyclic structure 1.for loop 2.while loop 3.do while loop 4. Nested loop 5. Special process control statement 5.1 break 5.2 continue 5.3 return Procedure flow control ...

Posted on Tue, 09 Jun 2020 23:00:00 -0400 by WebMonkey

Notes on C++ Object Model Learning 11: Analysis of Virtual Function Table

Knowledge Points: (1) Only virtual functions can exist in a class. Objects belonging to the same class share virtual function tables, but each has its own vptr (virtual function table pointer), which of course points to the same address (virtual function table header address). (2) A virtual function i ...

Posted on Tue, 09 Jun 2020 21:29:57 -0400 by backslash