Programmer Group

1. Analysis before crawling of review data of Haiwang Haiwang was shown, and then the word of mouth exploded. For us, there's another movie that can be climbed and analyzed. It's so beautiful~ Excerpt a comment Just after watching zero field, Director Wen's movie has been very good, whether it's speed 7, chainsaw or soul summoning. Fighting ...

There is a group of task data, which needs to be downloaded from excel. If it is only exported, it is very convenient to export with csv. But to export beautiful styles, you need to merge cells, set back color, font, border, etc. CSV is in plain text format and does not support setting various styles. After a day of research, I wrote the c ...

https://www.cnblogs.com/summer1019/p/10364469.html This is a picture I wrote a few days ago about "multi process crawling for beautiful women with high beauty". Today, I have nothing to do to climb for some new beautiful anchors-_- But didn't crawl to any content. Open the source code of the web page and find that the property of the ...

Suppose we have a scenario in which all servers share the same configuration file, we can't maintain each server manually. At this time, we can use the configuration management function of zookeeper. Environment: python + nginx + zookeeper Objective: when the configuration file in zookeeper changes, nginx automatically pulls the latest config ...

Create database mysqladmin -h '192.168.2.233' -u root -p create namc; View newly created database encoding mysql> SHOW VARIABLES LIKE 'character%' -> ; +--------------------------+----------------------------+ | Variable_name | Value | +--------------------------+----------------------------+ | character_s ...

The HttpServletRequest object represents the client's request. When the client accesses the server through the HTTP protocol, all the information in the HTTP request header is encapsulated in a web container. By the method provided by this object, all the information requested by the client can be obtained. Request Common Methods for Getting Cl ...

I. thinking caused by one question Today, I ran into a problem in leetCode Original question link: https://leetcode.com/problems... This problem requires the implementation of a function from upper case to lower case. At that time, the first thing that came to mind was that js did not provide atoLowerCase function? So I wrote down the answer ...

Title: Use python to write a command mydiff that can be executed in the shell, which is used to compare the differences between the two files, and output the html page source code with strong readability, which can be saved in the html file for viewing. Format: mydiff file1 File2 [> save file] Realization: 1. Use the sys.argv function ...

Encoding and transcoding of jdk1.8 base64 Practical scenario Recently, there is a need to download the image to the local according to its url, and the client cannot access the url and can only receive Base64 image code. Therefore, it is decided to use the base64 provided by jdk for encoding and transcoding storage. Episode Two tool classes a ...

Today, I'll talk about using camera interface and TextureSurface to preview First look at xml: <?xml version="1.0" encoding="utf-8"?> <android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com ...