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numpy matrix vector multiplication [duplicate]
...(b)
array([16, 6, 8])
This occurs because numpy arrays are not matrices, and the standard operations *, +, -, / work element-wise on arrays. Instead, you could try using numpy.matrix, and * will be treated like matrix multiplication.
Other Solutions
Also know there are other options:
As no...
How to auto-generate a C# class file from a JSON string [closed]
...The web tool json2csharp also does not require installing anything.
Pros and Cons:
jsonclassgenerator converts to PascalCase but the others do not.
app.quicktype.io has some logic to recognize dictionaries and handle JSON properties whose names are invalid c# identifiers.
...
AltGr key not working, instead i have to use Ctrl+AltGr [closed]
... my question !
Going into my remote session i tried two key combinations, and it solved the problem on my Desktop : Alt+Enter and Ctrl+Enter (i don't know which one solved the problem though)
I tried to reproduce the problem, but i couldn't... but i'm almost sure it's one of the key combinations d...
How do I enable index downloads in Eclipse for Maven dependency search? [duplicate]
...
In Eclipse, click on Windows > Preferences, and then choose Maven in the left side.
Check the box "Download repository index updates on startup".
Optionally, check the boxes Download Artifact Sources and Download Artifact JavaDoc.
Click OK. The warning won't appear ...
What do {curly braces} around javascript variable name mean [duplicate]
...s available in ES6 (use esnext option) or Mozilla JS extensions (use moz) and this however after reading it I still don't understand why it is used
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Unicode and UTF-8 - C/C++ - 清泛网 - 专注C/C++及内核技术
Unicode and UTF-8Unicode预订的编码空间大小为0x0-0x10FFFF，最多可以容纳1114112（100多万）个字符，实际上并不能使用这么多的空间，于是编码方式出现了两...Unicode预订的编码空间大小为0x0-0x10FFFF，最多可以容纳1114112（100多万）个字符...
安装Adobe cs6出错：“please uninstall and reinstall the product” - 更...
安装Adobe cs6出错：“please uninstall and reinstall the product”---------------------------配置错误---------------------------请卸载并重新安装该产品。如果此问题仍然存在，请与 Adobe 技术支持联...---------------------------
配置错误
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MIT官方已升级至2.70版本，中文网待测试并升级相关特性 - App Inventor 2 ...
...g relative path files (@arjuninv)Add TextChange event, MoveCursor methods, and HintColor property to TextBox and related components (@gordonlu310)Show translated help in property help widgetsAdd CircularProgress and LinearProgress components from Kodular (@barreeeiroo)Add Theme and Toolkit propertie...
Targeting S+ (version 31 and above) requires that one of FLAG_IMMUTABL...
运行故障：edu.mit.appinventor aicompanion3: Targeting S+ (version 31 and above) requires that one of FLAG_IMMUTABLE or FLAG_MUTABLE be specified when creating a PendingIntent. Strongly consider using FLAG IMMUTABLE, only use FLAG_MUTABLE if some functionality depends on the PendingIntent being ...
Call to ‘set-and-coerce-property!’ has too few arguments (3; must be...
编译apk，报错：Call to ‘set-and-coerce-property!’ has too few arguments (3; must be 4)
原因是因为代码块有问题/报错，有空的地方没有填值，比如这种：
参考：https://community.appinventor.mi ... 3-must-be-4/20690/4
又学习到了新bug的解决方法...