Tag：java
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Time：2022-1-19
1、 Comparison of two common methods for creating string objects Examples String STR1 = “Java is the best in the world”// Method 1 String STR2 = new string (“Java is the best in the world”)// Method 2 System. out. println(str1 == str2); // Compare addresses, false System.out.println(str1 == str2.intern()); //true difference 2.1 in method 1, […]
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Time：2022-1-18
preface Today’s summary is the method of Java. Generally speaking, the content of the method is relatively small. Article catalog preface No.1 what is a method? Definition of No.2 method No.3 method call Overloading of No.4 method No.5 variable parameters No.6 recursion last No.1 what is a method? System. out. Println (), what is he? […]
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Time：2022-1-18
This blog mainly introduces the basic format of HTTP protocol and uses Fiddler packet capture tool to view relevant protocols. The usage of Fiddler’s packet capture tool has been shown in the last blog. If you don’t see it, please remember to see it!How to use Fiddler tool HTTP protocol I request 1. First line […]
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Time：2022-1-18
catalogue background solve background You want to modify a POJO class and add a field in it, but an error will be reported after adding: There is already a constructor for this class. In order not to destroy the original usage of this class, a constructor is rewritten, and the previous constructor is unchanged. This […]
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Time：2022-1-17
catalogue I Algorithm efficiency II Time complexity 1. Concept of time complexity 2. Progressive representation of large o 3. Case analysis and calculation III Spatial complexity 1. Concept of spatial complexity 2. Case analysis and calculation IV Write at the end I Algorithm efficiency There are two types of algorithm efficiency analysis:Time efficiency、Space efficiency。 Among […]
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Time：2022-1-17
📢📢📢📣📣📣 Hello! hello everyone, I am【One heart classmate】, a highly motivated【Java domain blogger]!😜😜😜 ✨【One heart classmate】YesWriting style: I like it【Easy to understand】I like to explain every point of knowledge in my writing, but I don’t like to use it【high-end, sophisticated and classy】Official statement. ✨【One heart classmate】BlogfieldYes【Back end oriented technology】Learning, the future will continue to update […]
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Time：2022-1-17
About the author: Hello, I’m cabbage ~ ~, a sophomore in school, and a new star creator in the Java field. Personal homepage:Cabbage blog Series column: This article is written in the springboot column:Explanation of springboot knowledge points If there are mistakes in the knowledge points of the article, please correct them! Learn and make […]
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Time：2022-1-17
2022, is it preparing for the golden three silver four? Recently, I saw many small partners generously sharing common interview questions and eight part essays in major forums and communities. Therefore, I am also hereMake a unified sorting and classification, this isGet to the point。 This set of study notes and interview manual was jointly […]
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Time：2022-1-17
Today, I saw this topic in Zhihu. Seriously, I was stunned: The school recruitment general contractor is close to 40W a year. I have to say, computer yyds! Looking back on the past few years, it seems that every year after the school recruitment salary award, it will cause a wave of hot discussion, and […]
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Time：2022-1-17
⭐️introduction⭐️ Hello, everyone. I’m an executive. Today’s daily question is the daily question of yesterday – at least twice the maximum number of other numbers. I think this problem is still very interesting. It’s not difficult. It makes people feel happy (after all, it’s difficult to lose their hair!!). Although the difficulty is not difficult, […]
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Time：2022-1-16
Recommended reading：Java Xiaobai advanced architect learning route Plug in directory 1. Alibaba Java Coding Guidelines 2.GsonFormat 3.A8Translation 4.Maven Helper 5.Free Mybatis plugin 6.Grep Console 7.Lombok 8.Nyan progress bar 9.FindBugs-IDEA 10.Key Promoter X 11.JavaDoc 12.ignore 13.RainbowBrackets 14.Activate-power-mode 15.CodeGlance 16.GenerateAllSetter 17.RestfulToolkit 18.JRebel 19.Json Parser 20.aiXcode & codota Introduction Full name of ideaIntelliJ IDEA, is an integrated environment […]
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Time：2022-1-14
Hypertext Transfer Protocol (HTTP) is a simple request response protocol, which is mainly implemented based on TCP. It can capture packets through chrome developer tools or Wireshark or Fiddler to analyze the details of HTTP request / response. This blog mainly discusses how to use Fiddler to capture HTTP and HTTPS Fiddler use I Download […]
