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preface When we write a piece of code to process the data, the data is stored in memory. When the program exits, the data does not exist. When the program runs next time, the data must be re entered, which involves the problem of data persistence. The general methods of data persistence include storing the data in disk files Stored in th ...

After a few days of simple learning of ASP.NET MVC framework and building a simple login site, I have a more overall understanding of Microsoft's MVC framework, including its structure on VS, the relationship between MVC layers, etc. Here I make a simple personal learning record and summarize the small project of building a login site. In my o ...

Windows install MySql 1. Download Browser input https://downloads.mysql.com/archives/community/ Select the required version and install the required operating system. Here I download MySQL 8.0 and the compressed package of Windows system. Click Download to Download. If the Download speed is very slow, you can open the Download and copy the ...

yarn Official Guide English official website: Yarn English website Chinese Documents: Yarn Chinese Documents Advantages of Yarn Fast: Yarn caches each downloaded package, so you don't need to download it again. It also uses parallel downloads to maximize resource utilization, so installation is faster. Reliable: Using a detailed, concise ...

1, Miscellaneous words As a programming enthusiast, you may not be too optimistic about the standard static desktop. You may be amazed at the effect of WallpaperEngine. You may also want to make a personalized desktop beautification program. First, you should start with dynamic wallpaper. It was originally studied from the existing program, but ...

Tuning system System administrators can adjust various device settings based on a variety of use case workloads to optimize system performance. The tuned daemon uses a tuning profile that reflects the requirements of a specific workload to apply tuning in both static and dynamic ways. Configuring the static tuning tuned daemon applies the ...

First, for an item contained in a listBox, assume that the listBox has duplicate data and can use this function to remove duplicate data ///<summary> // listBox has its own weighting /// </summary> /// <param name="listBox">Weight Removal Required ListBox</param> ...

1. Create a dialog-based MFC program under vs. The layout is as follows 2. Initialize Add the following code to the OnInitDialog() function in the C***Dlg class                          CWnd *pWnd1 = GetDlgItem(IDC_PIC1); //Gets the window class that displays the camera picture (parameter is control ID) CWnd *pWnd2 = G ...

1. File operation touch command Create a file. If the file name does not exist, create it directly. If it exists, change the access time touch [option] filename1 filename2... root@ubuntu:~/Test# touch hello.c root@ubuntu:~/Test# ls hello.c rm command: delete file or directory Parameter - r recursively delete subdirectories rm -rf * del ...

All requirements of this time come from: https://edu.cnblogs.com/campus/gzcc/GZCC-16SE2/homework/3075 preface This job is to crawl the information about python's relevant positions on the pull hook network. Through crawling the data such as position id, city, full name of the company, welfare treatment, work place, education requirements, wor ...