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The end of the latest period is approaching, busier, slower, forgive me. After setting up the environment and confirming the connection, we can start writing programs. Then build tables. insert data (Here's just one example) Also note when creating a table, because you want to create a view, you should build an ...

Preface Previously, I have talked about the path of python machine learning. This time, Luo Luopan takes you to complete a machine learning project of Chinese text sentiment analysis. Today's process is as follows: Data Situation and Processing Data situation The data here are for the comments of the public (provided ...

Build your own maven warehouse with GitHub I. background Github has also written a lot of projects, and then a common problem is that many of the projects written by themselves can only be downloaded when they want to be used in another project, which is quite inconvenient. Because most of the java back-end projects are based on Maven managemen ...

Today, we will explore the basic principles and source code implementation of HashSet, TreeSet and LinkedHashSet. Since these three set s are based on the three maps in the previous article, we recommend that you take a look at the previous article on map first, and use them together better. Specific code can be found in my GitHub https://gith ...

Method 1 1. Resource Decompilation 2. Source Decompilation 3. Open jar with jd-gui tool Method two brief introduction Installation and use Method 1 apktool+dex2jar+jd-gui apktool function: the acquisition of resource files, you can extract image files and layout files for viewing dex2jar function: decompile apk i ...

Zero, preface 1. There are three core points of particle effect: collecting particles, changing particles and displaying particles. 2.Bitmap can acquire pixels and get the color value of each pixel. 3. You can combine a picture with particles and perform many unexpected effects on particle manipulation. 4. The source code of this project is ...

In recent days, the company has a need to change bank cards. It uses the function of uploading pictures (uploading ID cards and bank cards). Then I Baidu, which synthesizes the information on the Internet, has worked out. Now I share my experience with you. First of all, we refer to plug-ins, which must be downloaded, ...

I remember in my last company, a big man made a monitoring system, bullying, really want to study how he did it. Of course, we are not people who pat their heads to work. We can't do what others do. Now let's introduce the benefits of such a platform. background First, why do we do the front-end system? Looking at the ...

Author: Bighead Link: https://juejin.im/post/5a4c90c15188257c4d1b8d0c This article is authorized by the author. Last week, Wechat upgraded to version 6.6.1, adding the Wechat game. The circle of friends is playing and dancing. And now Wechat has put the recently used widgets on the top of the home page, which can be acc ...

What I do on the remote interaction between the board and the board when I'm doing a competition The things found in Baidu are also fragmented. At the same time, I hope my blog can give you a little help PS. This is also my first time to write inappropriate blog terms. I also hope you will understand and point out Dead work R ...