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读二进制文件追加到列表 - App应用开发 - 清泛IT社区，为创新赋能！
...都可以指定数据长度，一次处理一大块二进制数据{:8_352:}App Inventor 2 发表于 2024-06-06 19:28
按每一字节处理二进制肯定是不可取的方式，一般包括蓝牙读写二进制等函数，都可以指定数据长度，一次处理一 ...
您好！我是...
如何实现心电图曲线 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
...于 2024-06-21 17:03 编辑
我想做一个采集数据，显示曲线的app，类似下图显示心电图和心率这样的曲线，请问需要用什么控件实现，如果实现多条曲线又该怎么办？
简单的图表使用原生组件可以实现：
有五种不同的图表类型，...
Upgrading PHP in XAMPP for Windows?
... I could install the newest version of XAMPP at C:\XAMPP but still have my app's data and original version in case something went. I was scared after I installed the newest XAMPP and saw that it "overwrote" my XAMPP ORIG - on my C: drive, there was only C:\XAMPP - but relieved when my htdocs and my...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术
创APP如搭积木 - 创意无限，梦想即时！ 手机版 手机“扫一扫” var qrcode = new QRCode("qrcode", { text: 'https://m.tsingfun.com/it/opensource/0MQ-The-Theoretical-Foundation.html', //URL地址 width: 180, height: 180, colorDark: '#088CEF'...
Get nth character of a string in Swift programming language
...n?
The error message says "see the documentation comment for discussion". Apple provides the following explanation in the file UnavailableStringAPIs.swift:
Subscripting strings with integers is not available.
The concept of "the ith character in a string" has
different interpretations in...
Is there a Python caching library?
...uick-start article about using Beaker with Django (but useful in any other apps too)
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How to create a date and time picker in Android? [closed]
... doesn't even support one of the most widely used controls in any business applications out there?
– l46kok
Jan 5 '15 at 3:13
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What is the fastest way to compute sin and cos together?
...e twiddling of compiler flags for this to work, but:
$ gcc --version
i686-apple-darwin9-gcc-4.0.1 (GCC) 4.0.1 (Apple Inc. build 5488)
Copyright (C) 2005 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY o...
iPhone: Detecting user inactivity/idle time since last screen touch
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Here's the answer I had been looking for:
Have your application delegate subclass UIApplication. In the implementation file, override the sendEvent: method like so:
- (void)sendEvent:(UIEvent *)event {
[super sendEvent:event];
// Only want to reset the timer on a Beg...
How to use the same C++ code for Android and iOS?
.../C++ code and iOS with Objective-C++ has support too, so how can I write applications with native C/C++ code shared between Android and iOS?
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