Tag:negative
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Time:2021-4-12
Absrtact: This article mainly introduces some basic tasks of sentiment analysis, including text, voice, image generation and recognition, focusing on two aspects of Huawei cloud’s fine-grained sentiment analysis. Guide: first, briefly introduce some basic concepts of text sentiment analysis, and then introduce Huawei cloud’s two works in fine-grained sentiment analysis, one is attribute level fine-grained […]
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Time:2021-3-25
Today, I suddenly think of the mobile phone number. It’s better to hide this kind of private information in the project. So let’s summarize the methods that can be used, which are limited to the 11 digit mobile phone numbers in the mainland Method demonstration usesubstr_replacefunction # substr_ Replace – substring of the replacement string […]
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Time:2021-3-16
The set of redis is unordered, and its members are unique and cannot be repeated. Users can quickly add elements, remove elements and check whether an element exists in the collection. Here are some common set processing commands and their use in Yii. SADD SADD:SADD key-name item [item …]Add one or more elements to […]
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Time:2021-2-12
A series of articles: Why is int8 in the range of [- 128127] Do you really understand sync.Once Is that right Today’s article is very basic. I saw it the other daygoA topic is actually different fromgoIt doesn’t matter much in itself. func main() { What is the value of B? If 128 is said […]
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Time:2021-2-10
1、 HTML interview questions 1. How to understand semantics? My answer:Semantic is to achieve the same function, try to use HTML section, main, these conventional structures to write DOM structure. It’s easy to understand. Answer after optimization:Write the main structure using main, section, footer, title, H2, H3, list using UL, Li, text using P tag. […]
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Time:2021-1-29
Margin Setting the outer margin will create extra “white space” outside the element. The “white space” usually refers to the area where other elements cannot be placed, and the background of the parent element can be seen in this area. The outer margin will not affect the size of the box, but will affect the […]
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Time:2020-11-10
Author: Gao PengAt the end of the article, there is his book “deep understanding of MySQL master-slave principle 32 lectures”, in-depth and thorough understanding of MySQL master-slave, gtid related technical knowledge. 1、 Source of the problem This is a question a friend asked me. The question is as follows: in MTS, the worker thread sees […]
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Time:2020-10-4
It mainly records some small notes in work and study. There is no specific technical classification and order. As long as it is related to the front end, it will be put in the bottom, and then collated into a volume later. I hope I can keep updating 1. > > > 0-bit operation >>>Unsigned […]
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Time:2020-8-27
After reading this chapter, you will learn the following: Months_ Order of two dates between NEXT_ Notes on day return date –ADD_ Months (D, n), adding the specified number of months to a certain date D, returns the new date after calculation. D is the date, n is the number of months to add (n […]
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Time:2020-8-17
Want to understand all those abnormal regular expressions in the world? Dream, young, what do you want, do your best to learn Introduction JS has been learning and using for nearly one or two years. When you find objects, you can use them, and you can also learn how to inherit them. However, when you […]
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Time:2020-7-13
Hi, everyone. I’m a pig. Welcome to “baby can understand” series special – 30 day leetcoding challenge. This is a small official event for leetcode. As you can see on the official website, from April 1, every day, the official will select a question and complete it within 24 hours to get a small reward. […]
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Time:2020-6-28
Original code, inverse code, complement code Signed displacement operation (< and > >Signed displacement operations are divided into < (shift left) and > > (shift right). These two kinds of displacements are for complement operation. Symbol bits are involved in displacement operation. Except for the negative number to fill 1 in the high position, the […]