Python operates MongoDB. Just read this article

prefaceMongoDB is a non relational database written in C + + language. It is an open source database system based on distributed file storage. Its content storage form is similar to JSON object. Its field value can contain other documents, arrays and document arrays, which is very flexible. In this section, let's take a look at the storage oper ...

Added by vitorjamil on Thu, 20 Jan 2022 14:00:31 +0200

Spike scenario: how to reduce inventory through Redis

Click on "end of life", pay attention to the official account. Daily technical dry goods, delivered at the first time!     Redis pre inventory reduction   The main idea is to reduce the access to the database, reduce the inventory before, directly access the database and read the inventory. When high concurrent requests come, a large ...

Added by retoto on Thu, 20 Jan 2022 05:50:51 +0200

Day3 travels in Jizhong

morning Playing the game is basically crazy. myd violence AT1, wj two points + greed (misinterpretation) AT3, I pushed T2 formula for 2h, then hit the wrong ± sign and% less at the same time, and successfully exploded to 57.5 wjRank2 235,mydRank10 165 I'm dead noon Play a game of chess with myd and wj and lose decisively (I should pl ...

Added by RTS on Wed, 19 Jan 2022 18:31:32 +0200

2022, 20 years programming language, which is your favorite bean?

2021 is over. This year, Python language made another strong attack and finally won the title of language of the year. C language also successfully surpassed java to become the second place. Java declined slightly, but it still kept the top three Here's a trend chart of TIOBE website, Zhenlou! Next, let's look at these languages we love and h ...

Added by aidude111 on Wed, 19 Jan 2022 11:09:33 +0200

Have you used all three development tools of SpringBoot

Click on "end of life", pay attention to the official account. Daily technical dry goods, delivered at the first time!     1,SpringBoot Dedevtools   It is a tool for spring boot to support hot deployment. The following is the referenced method   Or check the following configuration directly when creating the project:     Either add t ...

Added by YourNameHere on Wed, 19 Jan 2022 03:54:45 +0200

[Python detection Script] do you know that your friends block you? Do you know the end of shielding others? (Lahai, all Lahai)

preface 🚀 Author: "programmer pear" 🚀 ** Article introduction * *: This article mainly explains how to use Python to find out those people who block me in QQ space, and put them in The whole process of pulling black. 🚀 ** Article source code acquisition * *: in order to thank everyone for paying attention to my little cu ...

Added by yong on Tue, 18 Jan 2022 17:12:46 +0200

Written a class roll call system in python

Introduction: Hello, iron juice ~ I brushed such a short video on the subway today. I wonder if I can write a similar class roll call program. The idea can't stand waiting. Just write it~ 1, Preparatory work 1.Tkinter Tkinter is Python's built-in TK GUI tool set. TK is the native GUI Library of Tcl language. As a graphic design tool of ...

Added by nicolam1 on Tue, 18 Jan 2022 16:42:22 +0200

Full of WebView optimized dry goods, let your H5 realize the second opening experience.

What is the difference between WebView and native?Baidu APP pictures are cited here to illustrate.Baidu developers divided the whole process into four stages and counted the average time-consuming of each stage.It can be seen that it took 260 ms to initialize the component, and the average time for the first creation was 500 ms. there is no dou ...

Added by bokehman on Tue, 18 Jan 2022 09:46:12 +0200

How to play with automated testing framework? Who is your only one?

catalogue Preliminary study on Framework Python Robot Framework Demo Unittest Demo Nose2 Demo Pytest Demo1 Demo2 Frame selection Python Robot Framework Unittest Nose2 Pytest summary Python​ Python's unique advantages have created a series of test frameworks. In front of these test frameworks, which is better or ...

Added by marginalboy on Mon, 17 Jan 2022 21:48:35 +0200

day5 - loop exercises and lists

Python list 1. What is a list ① What does a list look like: a list is a container data type (sequence); Take [] as the flag of the container, in which multiple elements are separated by commas: [element 1, element 2, element 3,...] ② Characteristics of list: the list is variable (the number, value and order of elements are variable) - add, de ...

Added by softnmedia on Mon, 17 Jan 2022 19:36:14 +0200