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手机照度检测APP的制作，不知照度值是否准确 - 签到区 - 清泛IT社区，为创新赋能！
学APP Inventor刚入门，试做了第一个APP，用手机测量光照度
方法不难，一个页面，放一个光照度传感器，一个按钮，二个文本框，一个时钟；
后面逻辑：点按钮时，文本框1显示传感器的数值，即为固定值；
时钟每1S读取传感器...
如何实现文字朗读 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
如何实现点击朗读按钮可以朗读一段文字文本朗读器组件就可以实现：https://www.fun123.cn/reference/ ... a.html#TextToSpeech
入门教程中“语音机器人Robot”案例可以学习一下：https://www.fun123.cn/reference/info/#AppEntry
Case conventions on element names?
... to use ProperCasing (witness XAML), while other XML will use camelCasing, python_conventions, dot.naming, and even COBOL-CONVENTIONS. The W3C seems to like lower-case-with-dashes-quite-a-bit (e.g. XSLT) or justlowercasewordssmashedtogether (e.g. MathML).
I like all lower case and no underscores, s...
How to generate an entity-relationship (ER) diagram using Oracle SQL Developer
...lick Save.
The diagram is exported. To export in a vector format, use To PDF File, instead. This allows for simplified editing using Inkscape (or other vector image editor).
These instructions may work for SQL Developer 3.2.09.23 to 4.1.3.20.
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Why does the Scala compiler disallow overloaded methods with default arguments?
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If Python can do, I don´t see any good reason why Scala couldn't. The argument for complexity is a good one: implementing this feature will make Scale less complex from the user's perspective. Read other answers and you will se...
Generating HTML email body in C#
...;
var file = new Attachment(fileStream, MediaTypeNames.Application.Pdf);
file.Name = "FILE.PDF";
msg.Attachments.Add(file);
// Send the email
var client = new SmtpClient(...);
client.Credentials = new NetworkCredential(...);
client.Send(msg)...
How to use the “number_to_currency” helper method in the model rather than view?
...swer.
If you think “but I really need this to write my to_csv & to_pdf methods in my model!”, then your entire premise is wrong—after all, you don’t have a to_html method, do you? And yet your object is very often rendered as HTML. Consider creating a new class for generating your outp...
Duplicate headers received from server
I found this error while exporting to pdf in chrome.
5 Answers
5
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What are advantages of Artificial Neural Networks over Support Vector Machines? [closed]
... Another reason can be found in this paper: yann.lecun.com/exdb/publis/pdf/bengio-lecun-07.pdf. In short, the author states that "deep architectures" can represent "intelligent" behaviour/functions etc. more efficiently than "shallow architectures" like SVMs.
– alfa
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创建自定义 TinyWebDB 服务 · App Inventor 2 中文网
...ur own web service, follow these instructions:
Download App Engine for Python at http://code.google.com/appengine/ . After installing it, run the GoogleAppEngineLauncher by clicking its icon.
Download this sample code. It is a zip file containg the source code for your custom tinywebdb web ser...