Original link: Modify the software name in the launcher on Tongxin UOS1060 Hello, everyone, today I bring you an article about changing the name of the software in the launcher on the Unison desktop operating system 1060, so that we can modify the frequently used software to display personalized names. Welcome everyone to browse share. […]
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selenium/webdriver operating principle and mechanism
I’ve been looking at some low-level stuff recently. Driver translates as driver, meaning driver. If you compare webdriver to a driver, it is very appropriate. We can compare WebDriver driving a browser to a taxi driver driving a taxi. There are three roles when driving a taxi: Passenger: He/she tells the taxi driver where to […]
Implementing 32-bit operating system from 0 – loading IDT table
Implementing 32-bit operating system from 0 – loading IDT table This part of the content is a sharing of my notes that I want to consolidate my knowledge points after studying the operating system course taught by Teacher Li Shutong. If you have any questions, you can contact me in the comment area or directly […]
[Redis] Mastering Chapter–Integrating Redis and SSM
Welcome Huihui’s Code World ! !? ? Let’s take a look at the related operations of Redis written by Huihui Table of Contents Welcome Huihui’s Code World! ! 1. Integration of Redis and SSM 1. Add Redis dependency 2.Related configurations of spring-redis.xml ①Register a redis.properties applicationContext ②.Configure data source [Connection Pool] ③.Connect factory ④.Configure serializer […]
[Character set issues when migrating ORACLE data to MogDB/openGauss]
1. Problem Overview When the ORACLE database stores data, there is sometimes a phenomenon that the data in a table contains both UTF8 characters and GBK characters, and there may also be garbled data. NLS_CHARACTERSET is the database character set, NLS_NCHAR_CHARACTERSET is the national character set, and NLS_LANG is an environment variable of the Oracle […]
Operating System Experiment 2 Banker’s Algorithm
1. Experimental purpose Use a high-level language to write and debug a Banker’s Algorithm program, and use the Banker’s Algorithm to simulate resource allocation and perform safety checks. Deepen your understanding of the Banker’s Algorithm. 2. Experimental environment: Hardware environment: one computer, LAN environment; Software environment: Windows XP and above, Professional operating system platform, Visual […]
New features of JDK: Stream (API for operating collections and arrays)
1. Stream Case:4 public static void main(String[] args) { List<String> citiesl =new ArrayList<>(); Collections.addAll(citiesl,”Nanjing City”,”Yangzhou City”,”Nanyang City”,”Changzhou City”); System.out.println(citiesl);//[Nanjing City, Yangzhou City, Nanyang City, Changzhou City] //Method 1: Original method List<String> citiesls =new ArrayList<>(); for (String s : citiesl) { if (s.startsWith(“南”)){ citiesls.add(s); } } System.out.println(citiesls);//[Nanjing City, Nanyang City] //Method 2: Stream stream List<String>ciiesl2=citiesl.stream().filter(c->c.startsWith(“南”)).collect(Collectors.toList()); System.out.println(ciiesl2); […]
How to implement parametric drawing (online editing of CAD) after integrating the web CAD SDK
Foreword MxCAD’s WEB CAD SDK provides the function of parametric drawing. We can view all instances of classes inherited from McDbEntity, and they can all perform parametric drawing. First we should display a drawing on the page. Please follow the instructions in the mxcad introductory document or view the code to initialize various sample projects […]
[Software Testing] Specific operating procedures for bank projects
Project background: The XXXX bank project adopts a B/S structure, mainly to solve the management of tellers, vouchers, cash, accounts, etc. from the deposit, loan, and accounting modules in banking business. Manual Disadvantages: 1. The project business complexity is high and the regression testing workload is heavy 2. The function of a single interface is […]
Python data analysis (4)–operating Excel files
1 Manipulate Excel files – multiple implementation methods In actual production, excel is often used to process data. Although excel has powerful formulas, many tasks can only be semi-automated. Using Python can automate some daily tasks and greatly improve work efficiency. openpyxl: Only allows reading and writing of .xlsx format files and adding, deleting, modifying […]