Programmer Group

My first ASP.NET Project summary Recently, I was busy at the end of the term and didn't have time to update my blog. Here's one I'll do for myself ASP.NET Project (equipment management system) to summarize, the page template is the master, which greatly reduces the amount of code. Finally, the source code and database of the project are atta ...

Spring boot + websocket for real-time chat Recently, a little time, the last project just used websocket to realize broadcasting messages. Now, I want to sort out some previous codes and share them with you. WebSocket protocol is a new network protocol based on TCP. It realizes full duplex communication between browser and server, which ...

Recently, pytorch has been used in the group report, so I want to organize the relevant content into a blog (report ppt and demonstration code are attached at the end, you can take them if necessary). It mainly refers to the previous chapters of Python deep learning: Based on pytorch and some online int ...

Article catalog 1, Single machine environment construction 1.1 download 1.2 decompression 1.3 configure environment variables 1.4 modify configuration 1.5 start up 1.6 verification 2, Cluster environment construction 2.1 modify configuration 2.2 identification node 2.3 start cluster 2.4 cluster ve ...

Current User Now we can start doing something that we really care about - performing security operations. When protecting our applications, the most relevant questions we may ask ourselves are "Who is the current user" or "Is the current user allowed to do XXX?" When we write code or design user interfaces, it is common to a ...

The biggest advantage of PyQt5 is that the interface can be made intuitively using qtdesigner, and then the code can be read directly, which saves the tedious steps of typesetting and so on, and the beauty of the interface is also beyond tk's reach. When using QTdesigner, it's better to layout the i ...

Article catalog 1. Query source code analysis of all methods 2. Source code analysis of insertion, update and deletion methods 3. Source code analysis of aggregate function getCount 1. Query source code analysis of all methods The implementation class of DAO interface calls SqlSession.selectLis ...

JavaWeb-6, filter, listener 1. Filter Is there such a pain when we write servlets? Every time, we need to set the page code at the beginning of the servlet. If there are fewer servlets in the project, it's OK. But if there are dozens or even hundreds of servlets in the project, it's a bit hard. At t ...

We envision a neural network with two input s, one hidden layer in the middle, three neurons in the hidden layer, and one output. The following is an example:       Before implementing the forward propagation of this neural network, let's add some important knowledge. Initialization of weights w and input We initialize the weight w by g ...

Zookeeper learning - basic use and cluster building of zookeeper This chapter records the environment construction and basic api use of Zookeeper. Part of the summary is from Zookeeper's official website. The version of Zookeeper used this time is 3.4.9. Here, I installed VMWare on this machine and cr ...