static关键字及应用
1、本程序页内使用,不同页面的同名变量不会冲突; 2、变量生命周期伴随整个程序生命周期; 1、静态数据成员也叫作类变量,普通数据成员也叫作实例变量;静态数据成员是每个class都有一份,普通数据成员是每个instance有一份; 2、静态成员函数:用于修饰class的成员函数 1.静态成员之间可以相...
2022-04-23 22:01【稀缺-风险-谦逊】
阅读更多UML学习转载
第一章 面向对象技术概述 软件危机和软件工程 控制软件系统复杂性的基本方法: 1 分解 对于复杂的软件系统, 可以逐步将它分解成越来越小的组成部分, 直到不能再分解. 如Unix中的shell和管道就采用了分解思想. 2 抽象 当我们用抽象这个概念时, 我们承认正在考虑的问题是复杂的, 但我们并不打...
2022-04-23 22:01【稀缺-风险-谦逊】
阅读更多POI和EasyExcel讲解
全文内容来自官方文档和相关视频的讲解,本作者用做笔记 POI和EasyExcel讲解 常用场景: 5 Apache POI Apache POI 15 Apache POI 官网: Apache POI 16 基本功能: 21 Excel 版本区别:03版和07版 Excel 0307 30 POI...
2022-04-23 22:02【.G( );】
阅读更多Common implementation schemes of delay message
Preface Delay message ( Timing message ) Refers to nbsp; Distributed asynchronous message scenario nbsp; Next , The production side sends a mes...
2022-04-23 22:01【InfoQ】
阅读更多LabVIEW modify the appearance of the application window
What we shared before LabVIEW Realizing scientific calculators Small projects , Pack it up EXE After the executable , When running, you can see : ...
2022-04-23 22:02【InfoQ】
阅读更多Pytorch deep learning practice (3)
Random gradient descent method import numpy as np import matplotlib.pyplot as plt x data= 1.0,2.0,3.0 y data= 2.0,4.0,6.0 w=1.0 def forward x : retu...
2022-04-23 22:02【Know what you know and slowly understand what you don't know】
阅读更多VMware download and installation links are very easy to use
I saw n More blogs Easy to use and share Virtual machine software (VMware) Download and install of teacher/article/details/106896025 teacher...
2022-04-23 22:02【Know what you know and slowly understand what you don't know】
阅读更多Pytorch installation (personal records)
( Personal operation records ) 1. install Anaconda Anaconda The installation package can go to download ( Tsinghua mirror ) installation i...
2022-04-23 22:02【Know what you know and slowly understand what you don't know】
阅读更多Pytorch installation link sharing
PyTorch The latest installation tutorial (2021 07 27) ' ' Building a deep learning environment (GPU)CUDA install ( Full version ) request mis...
2022-04-23 22:02【Know what you know and slowly understand what you don't know】
阅读更多LabVIEW显示控件中内容过长设置自动滚动条
本篇博文分享程序设计时一个细节小技巧,在LabVIEW显示控件中内容过长设置自动滚动条。 LabVIEW显示控制设置滚动条是非常简单的,选中组件,鼠标右键选择: 属性→外观→使能显示垂直滚动条 ,如下图所示: null null 这样可见显示控件右侧有了垂直滚动条,如下所示: null...
2022-04-23 22:02【InfoQ】
阅读更多LabVIEW采集鼠标、键盘数据
鼠标、键盘输入数据是应用程序最基本的交互操作方式,本篇博文将分享LabVIEW如何获取这些数据的方法。 在程序窗口,鼠标右键选择: 互联接口→输入设备控制 就可以看到一系列鼠标和键盘数据采集组件,如下图所示: null 输入设备控制VI用于获得已连接到计算机的操纵杆、键盘或鼠标的信息,组件说明...
2022-04-23 22:02【InfoQ】
阅读更多LabVIEW设置应用程序显示标签透明
在美化应用程序时,有时候需要将某些标签设置为透明状态,之前在 LabVIEW设计自定义滚动条 博文中制作的滚动条是一种方式,但是这种方式明显过于复杂。 null 本篇博文将介绍一种简单方法,还是以我们分享的 LabVIEW实现科学计算器 小项目为例,将最下面的提示按钮背景设置为透明效果。 nul...
2022-04-23 22:02【InfoQ】
阅读更多Download, install and configure Huawei integrated development environment ide deveco device tool
Install it step by step Make a note of Many places don't understand If there is something wrong, please give me more advice windows yes win1...
2022-04-23 22:02【Know what you know and slowly understand what you don't know】
阅读更多三、zygote启动流程
zygote被app main.cpp里面的AppRuntime对象的start 方法启动之后做了以下事情 找到 frameworks base core java com android internal os ZygoteInit.java打开main 函数在里面看到如下代码 1、创建Zygot...
2022-04-23 22:03【笑三少_Creat】
阅读更多Openharmony get the source code
Established before Remote SSH after , We can do it in windows Command operation under the terminal The source code is obtained through repo Add som...
2022-04-23 22:02【Know what you know and slowly understand what you don't know】
阅读更多Vscode may not establish connection to "XXX"
https://img blog.csdnimg.cn/7197927876b843dfa7120911085a3e79.png?x oss process=image/watermark,type d3F5LXplbmhlaQ,shadow 50,text Q1NETiBA55 l6YGT55q...
2022-04-23 22:02【Know what you know and slowly understand what you don't know】
阅读更多Mobile phone uses SSH to log in nanopi M1 summary (this time on the same LAN)
ARM plate :Nanopi m1+ millet USBwifi Mobile terminal :JuiceSSH 1.Nanopi m1 Connect the user's mobile hotspot ( The computer PC End operation ) ...
2022-04-23 22:03【July meteor】
阅读更多On nanopi M1 (Quanzhi H3) kernel driver programming HelloWorld (compilation mode I)
Method 1 : development environment :VM+Ubuntu Compile environment :linux3.4( Quanzhi official BSP) Cross compiler tool ...
2022-04-23 22:03【July meteor】
阅读更多1. Summary of GPIO control of nanopi M1 (Quanzhi H3) based on wiringpi
development environment :linux 3.4( Development board ) step : 1. install WiringPi library : git clone cd WiringNP/ chmod 755 build ./build ...
2022-04-23 22:03【July meteor】
阅读更多2. GPIO control summary (kernel driver) of nanopi M1 (Quanzhi H3)
development environment :VM+Ubuntu Compile environment :linux3.4 Cross compiler tool :arm linux gcc 4.4.3 GPIO Kernel driver link : User appli...
2022-04-23 22:03【July meteor】
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