Tag：Users
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Time：2021-1-3
preface The interview was asked about three factory modes, and the answers were very vague. So I spent the morning sorting out and summarizing. In order to facilitate your practice, I wrote the code in theIt’s in. JavaThe three factory design patterns are similar in product and factory correspondence, many to one, one to one, […]
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Time：2020-12-28
Producers and consumers of Kafka Python In this tutorial, we will build Kafka producer and consumer using python. In addition, we will learn how to set up the configuration in Kafka and how to use the concepts of group and offset. establish For this tutorial, we should install Python on our computer. In addition, we […]
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Time：2020-10-31
With the es2015 module, you can divide your application code into reusable, encapsulated, and single task focused modules. That’s good, but how to construct modules? How many functions and classes should a module have? This article describes four best practices on how to better organize JavaScript modules. 1. Give priority to named export When I […]
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Time：2020-10-7
preface No matter in any language or framework, we advocate code reusability. For Vue, the same code logic will be encapsulated into components. In addition to reuse, the more important thing is unified management to improve development efficiency. I really took over a project. The list was used by multiple pages. I didn’t encapsulate the […]
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Time：2020-9-30
Author: moon light dreamsource: https://www.cnblogs.com/Moon-Light-Dream/Reprint: welcome to reprint, but without the consent of the author, this statement must be retained; the original text must be linked; otherwise, legal liability will be imposed What is go cache There are many kV storage engines, such as redis, rocksdb, and so on. If you only implement a simple […]
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Time：2020-6-18
FreeSQL is hosted in GitHub with MIT open source protocol: https://github.com/2881099/FreeSql Ifreesql, as the ORM top-level object, has no namespace set. The author‘s intention is not to add a bunch of unnecessary using at the top of the. CS file FreeSql.xxx 。 Recently, some students tried to use aspectcore to roll over the car. After […]
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Time：2020-6-6
This is a rare example in practical engineering; it is reflected in the design conflict of two programming paradigms in node. This kind of conflict is universal, but this paper only analyzes the nature of the problem, not the higher level of abstraction. I am writing a resource protocol similar to HTTP, called RP, resource […]
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Time：2020-6-4
Original link: https://learnku.com/laravel/t…For discussion, please go to the professional laravel Developer Forum: https://learnku.com/Laravel API based project development is becoming more and more popular, and can be easily implemented using laravel. But how to deal with all kinds of exceptions is rarely mentioned. So API users often complain about receivingServer error, few more error messages. So, […]
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Time：2020-5-16
preface No matter in any language or framework, we advocate code reusability. The same is true for Vue. The same code logic will be encapsulated into components. In addition to reuse, the more important thing is unified management to improve development efficiency. I’ve really taken over a project, a list that can be used in […]
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Time：2019-10-10
0. PrefaceAfter adding users, it is necessary to understand how to delete users. 1. Delete accountsPlease follow the instructions given in the form of ___________As root, execute the rmuser command.System inquiry (1) Ask the user account to delete? (Enter account number) Systematic inquiry (2) Display the account number that the system meets! Ask if you […]
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Time：2019-10-9
0. Preface because root This account is a system administrator, so please try to form good habits. If not necessary, please use other accounts to work. Plus, we usually use a remote login system, so we need to have a non-login system. root The account number. 1. New Account Please follow the instructions given […]
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Time：2019-9-5
FTP (File Transfer Protocol) is a common network protocol. Its main function is to transfer files. We often download files from FTP platform. This chapter will introduce how to use FreeBSD to set up FTP server, and explain the management skills of various FTP servers. In addition to FTP server software attached to FreeBSD, this […]
