Qt Learning - QCheckBox Checkbox

Zero. Introduction QCheckBox is a check box, which is often used for non-mutually exclusive selection of forms, and is used in the scenario of "multiple selection and multiple". Checkboxes are used in both office word and PhotoShop, as follows: 1. Create a QCheckBox QCheckBox has two constructors, both of which specify the ...

Posted by magic-eyes on Sun, 06 Nov 2022 04:12:17 +0300

Docker packaging front-end and back-end project image deployment documents

illustrate This time, 6 ports are used to do a front-end and back-end docker image deployment 8080,8081 are the ports of the two backend services 8082,8083 are the ports for the two front ends The project uses nginx as a proxy to solve the cross-domain problem caused by different front-end and back-end ports, because I use both the front-end ...

Posted by knight on Sat, 05 Nov 2022 03:38:32 +0300

Chapter 36 Tag-Based Development with CSP - Use as few #server and #call calls as possible

Chapter 36 Tag-Based Development with CSP - Use as few #server and #call calls as possible #server and #call work by having the browser make an HTTP request to the page containing a special encrypted token that tells Caché the name of the method to run. Caché runs this method, any output it sends back is executed as JavaScript on ...

Posted by sirfartalot on Fri, 04 Nov 2022 04:22:05 +0300

Install and configure Apache under Linux

lab environment: Linux 5.19.13-arch1-1 konsole 22.08.2 apache 2.4.54-2 I. Overview Apache HTTP Server (Apache for short) is an open source Web server of the Apache Software Foundation and the world's number one Web server software. It can run on almost all widely used computer platforms and is one of the most popular Web server-side sof ...

Posted by X74SY on Fri, 04 Nov 2022 02:52:58 +0300

matlab Simulation of Inverted Pendulum Control System Based on Sliding Mode Variable Structure

Table of contents 1. Theoretical basis Second, the core program 3. Test results 1. Theoretical basis        With the continuous advancement of research on inverted pendulum control systems, there are many types of inverted pendulums in design structures, the most common of which are linear inverted pendulums and circular inverted pendul ...

Posted by jrdiller on Fri, 04 Nov 2022 00:28:09 +0300

[Java Rehabilitation Guide 09] Full Solution to Project Exercises--Housing Rental System

A comprehensive exercise based on a text interface, mainly used for concatenating and recalling knowledge points, which is relatively simple Design styles of each interface main menu =============Home Rental System Menu============ 1 Add new listings 2 Find a house 3 delete house information 4 Modify housing information 5 house l ...

Posted by released on Thu, 03 Nov 2022 18:22:36 +0300

Install Syncthing under windows and ubuntu

Syncthing A tool that can be used to synchronize files between different devices. Install under window There is a client version, which is maintained by the community. I downloaded it and tried it, but I did not follow the latest version. It seems that there are bug s in other articles, and the boss also gave other solutions. That is to say, ...

Posted by acabrera on Thu, 03 Nov 2022 01:12:47 +0300

Experiment 7: SDN northbound application practice based on REST API

Experiment 7: SDN northbound application practice based on REST API 1. The purpose of the experiment Ability to write programs to call OpenDaylight REST API to implement specific network functions; Ability to write programs to call Ryu REST API to implement specific network functions. 2. Experimental environment Download the virtual machine ...

Posted by tullmejs on Wed, 02 Nov 2022 20:28:23 +0300

Introduction to the use of ScheduledExecutorService

The JUC package (java.util.concurrent) provides support for scheduled tasks, namely the ScheduledExecutorService interface. The introduction of ScheduledExecutorService in this article will be based on the introduction of Timer class usage, so please read the Timer class usage introduction article first. Here is the Yuque content card, click ...

Posted by PhantomCube on Tue, 01 Nov 2022 16:48:45 +0300

Linux system calls

In modern operating systems, the kernel provides a set of interfaces for user processes to interact with the kernel. These interfaces give applications limited access to hardware devices, provide mechanisms for creating new processes and communicate with existing processes, and provide the ability to request other resources of the operating sys ...

Posted by piyush23424 on Tue, 01 Nov 2022 12:25:54 +0300