python运行问题
运行python代码之后出现这样的提示，也没报错但是就是出不了图 img https://img mid.csdnimg.cn/release/static/image/mid/ask/017398128366154.png?x oss process=image/auto orient,1/resize,w 320,m lfit python代码如下 import osos.chdir 'D: 硕士研究生 wrfout' os.getcwd from netCDF4 import Datase...
linux在命令行下如何永久配置主机的IP地址。
刚使用Linux，但是每次都会分配一个虚拟的主机地址，在用Qt做通信绑定IP的时候虚拟机关机后，IP就不能用了
有没有好用的电厂国产生产报表制作工具
我是山东某电厂生技部专工，最近我们领导一直在给我提关于厂侧报表问题，我们厂侧当前系统无法满足，有没有能够满足以下要求的成熟产品。 1、 报表产品以实时、历史数据为主要数据来源，具有历史数据的平均值、统计值、差值等取值方式； 2、 能够承载节能、环保、运行、计划、市场等各专业近200张报表； 3、 费用有限，最好能提供一套成熟的产品，让我们自己人能完成报表制作，所以产品要好用，方便快捷； 4、 我们要求必须是web版本。
一个ap的情况下为什么需要两个管理vlan?
img https://img mid.csdnimg.cn/release/static/image/mid/ask/033932128366157.jpg?x oss process=image/auto orient,1/resize,w 320,m lfit 123456789123456789123456789123 谢谢
这个问题应该怎么解决（Excel）
System.InvalidCastException:“无法将类型为“System. ComObject”的 COM 对象强制转换为接口类型“Microsoft.Office.Interop.Excel.Worksheet”。此操作失败的原因是对 IID 为“{000208D8 0000 0000 C000 000000000046}”的接口的 COM 组件调用 QueryInterface 因以下错误而失败: 库没有注册。 异常来自 HRESULT:0x8002801D TYPE E LIB...
Why do you need two management VLANs in the case of one AP?
img https://img mid.csdnimg.cn/release/static/image/mid/ask/033932128366157.jpg?x oss process=image/auto orient,1/resize,w 320,m lfit 123456789123456789123456789123 Thank you
Is there a useful tool for making domestic production reports for power plants?
I am a professional engineer of the biotechnology department of a power plant in Shandong. Recently, our leaders have been asking me about the factory-side report. The current system on our factory-side cannot meet the requirements. Is there any matu...
Numpy matrix functions in python
Use python to judge whether a matrix is incompatible, and write a backsubstitution function to solve the matrix. To judge whether it is inconsistent, you need to use the numpy.nonzero method to import numpy as npimport warningsdef swapRows A, i, j ...
python running problem
After running the python code, such a prompt appears, and no error is reported, but the image img cannot be displayed https://img mid.csdnimg.cn/release/static/image/mid/ask/017398128366154.png?x oss process=image/autoorient,1/resize,w 320,m lfit The...
Why is it always PE on oj
I would like to ask why the graphic output on oj is always PE, is there any problem with the following code, please guide me, thank you.img https://img mid.csdnimg.cn/release/static/image/mid/ask/84285422836614.png?x oss process=image/auto orient,1/r...
Filming process snapshot operation failed
There is no error in the snapshot code of the shooting process in the book, but it prompts the program to stop running when it startspe32; // Before using this structure, set its size pe32.dwSize = sizeof pe32 ; HANDLE hProcessSnap = ::CreateToolhelp...
This code, the question, how to implement it in c language, ask for an answer
/ include the stdio, h/include malloc. H/define MaxSize 50 typedef char ElemType;Typedef struct SqList {ElemType data MaxSize;Int length;} SqList;Void InitList SqList/L {/ / initializes the linear table L = SqList/malloc sizeof SqList;L length = 0;{}...
VS combined with halcon compiles right, but an error is reported when running, how to solve it?(language-c++)
img https://img mid.csdnimg.cn/release/static/image/mid/ask/263457128366146.png?x oss process=image/auto orient,1/resize,w 320,m lfit img https://imgmid.csdnimg.cn/release/static/image/mid/ask/855000228366125.png?x oss process=image/auto orient,1/res...
02.01 remove duplicate nodes Leetcode interview
Phenomenon and background of the problem Leetcode interview question 02.01 Remove duplicate nodes Use code block function to insert code, do not paste screenshots class Solution {public: ListNode/ removeDuplicateNodes ListNode/ head { if head==NULL {...
Problems encountered by Joseph's linked list
img https://img mid.csdnimg.cn/release/static/image/mid/ask/704005228366135.png?x oss process=image/auto orient,1/resize,w 320,m lfit img https://imgmid.csdnimg.cn/release/static/image/mid/ask/360705228366113.png?x oss process=image/auto orient,1/res...
Devices and drives section can not delete the icon
img https://img mid.csdnimg.cn/release/static/image/mid/ask/133447028366123.jpg?x oss process=image/auto orient,1/resize,w 320,m lfit How to delete thisWell, in the device and drive section, the icon can't be deleted at all, and there is no response ...
How to Solve Chinese Garbled Characters in Linux
Using the vim editor, there is no problem with the code part when writing code, but when writing comments in Chinese, it shows garbled characters. How to solve it?
Linux under the command line how permanent the IP address of the host configuration.
I just used Linux, but a virtual host address is assigned each time. When the virtual machine is powered off when using Qt to bind the IP for communication, the IP cannot be used.
PLC controls motor forward and reverse
Can Q0.0 rotate forward and then reversely need Q0.0 and Q0.1 to start at the same time, is there such a situation?
An OTS instance I was responsible for could not be found in the console.
An OTS instance I was responsible for could not be found in the console.
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