Tag:Agreement

  • selenium get_attribute

    Time:2020-11-27

    title_ id = self.driver.find_ element( By.XPATH , ‘/ / label [contains (text(), “title”)]). Get_ attribute(“for”)print(“title_id=======”+title_id) Print title obtained_ ID is always the lower attribute. In fact, the attribute you want to get is for, ‘CQ_ widget_ CqTextArea_ Thank you very much!title_id=======cq_widget_CqFormEdit_2 This work adoptsCC agreementThe author and the link to this article must be indicated […]

  • Computer network — basic knowledge (1)

    Time:2020-11-26

    1. Why does socket provide an interface between the application layer and the transport layer and not between other layers? From the analogy operating system and the details of their respective concerns 2. TCP handshake and wave and data transmission process? 3. Why does the active shutdown party stay in time when TCP waves its […]

  • Graphical http.pdf

    Time:2020-11-26

    Official account“Full stack of Java back end technology”** Reply to “interview” for a complete set of interview materials What is HTTP? HTTP is the abbreviation of hypertext transfer protocol; HTTP has been widely used on WWW since 1990, and it is the most widely used protocol on WWW nowadays; When you browse the web, the […]

  • How to realize Vue schedule function???

    Time:2020-11-25

    I hope to achieve a function like this. How should I implement it?? This work adoptsCC agreementThe author and the link to this article must be indicated in the reprint

  • Go learning notes map (Dictionary)

    Time:2020-11-25

    1. Declaration assignment: var m1 map[string]int m1 = map[string]int{“name”:1, “xxx”:2} be equal to m1 := make(map[string]int) be equal to m1 := map[string]int{} //m2 := map[string]interface{}{} 2. Map is a reference type m2 := m1 m2[“age”] = 18 //Results of M1: Map[ age:18 name 1 xxx:2 ] 3. Determine whether the map value exists OK, it’s […]

  • Let me also summarize the knowledge of nginx

    Time:2020-11-24

    Recently, I want to deeply study the related knowledge of nginx, so I summarize the following contents. Nginx configuration parameters Nginx common commands Nginx variable Virtual host configuration Nginx’s own module Fastcgi related configuration Common functions Load balancing configuration Static and dynamic separation configuration Anti theft chain What is nginx? Nginx is a free, open […]

  • Vue Baidu map is used in Vue, and then how to introduce bmapgl?

    Time:2020-11-24

    Vue Baidu map is used in Vue, and then how to introduce bmapgl? This work adoptsCC agreementThe author and the link to this article must be indicated in the reprint

  • Knowledge point — Terms

    Time:2020-11-24

    1. MSS (Maximum Segment Size) 2. MTU (Maximum Transport Unit) 3. MSL (Maximum Segment Lifetime) 4. RTT (Round Trip Time) 5. TTL (Time To Live) Knowledge points This work adoptsCC agreementThe author and the link to this article must be indicated in the reprint

  • Comparison of floating point numbers

    Time:2020-11-23

    Floating point size comparison var_dump(2.7 == 2.7); //bool(true) var_dump(8.1/3); //2.7 #Because of the accuracy, this comparison is not equal to var_dump(8.1/3 == 2.7); //bool(false) #This comparison is equal var_dump(round(8.1/3) == round(2.7)); //bool(true) Note: when the result of the integer operation is beyond the range of floating-point numberThe maximum integer value is: PHP_ INT_ MAX This […]

  • Baidu super chain leads the development of IEEE cross chain standard naming protocol

    Time:2020-11-22

    Baidu super chain takes the lead in the formulation of IEEE cross chain standard, which is the first in-depth disclosure of naming protocol, a cross chain standard of cross chain addressing protocol. Last year, IEEE (Institute of electrical and Electronic Engineers), the world’s largest professional technical organization, established the IEEE Computer Society blockchain and distributed […]

  • Regular matching common link address

    Time:2020-11-20

    /^(((https?|ftp|news):\/\/|\w+(\.\w+)+)(:\w+)?).*/ explain: A = (HTTPS? | FTP | News): / / starting with common protocolsB = w + (. W +) + covering IP, multi-level domain name C = (: W +)? Non 80 port D =. * any non empty character ^(a|b)cd

  • Dubbo go source notes (1) server side service opening process

    Time:2020-11-19

    Author Li Zhixin Dubbo go source code:https://github.com/apache/dubbo-go Reading guideWith the popularity of microservice architecture, many high-performance RPC frameworks emerge as the times require, and the Dubbo go language version of the dobbo framework, which is open-source by Alibaba, has also become a good choice for many developers. This paper will introduce the basic use of […]