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【解决】ble蓝牙 RequestMTU 请求没有反应？设置没有生效？ - 创客硬件开发...
...ble4.2 及以上才支持MTU设置，否则设置无效。
（可以问 AI 确定硬件的BLE版本）[/hide]
Pro Camera 扩展：专业级自定义相机，提供滤镜、降噪、对焦等高级功能 · A...
... 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
App Inventor 2 模拟器不能正常朗读文本的解决方法 · App Inventor 2 中文网
... 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
Does a favicon have to be 32x32 or 16x16?
... Safari Reader List sidebar in HiDPI/Retina
70 x 70 – Win 8.1 Metro tile
72 x 72 – iPad touch up to iOS6
76 x 76 – iOS7
96 x 96 – GoogleTV
114 x 114 – iPhone retina touch up to iOS6
120 x 120 – iPhone retina touch iOS7
128 x 128 – Chrome Web Store app, Android
144 x 144 – IE10 Metro ...
Latest jQuery version on Google's CDN
...
v2.x is not compatible with v1.x. Any site that is pointing to this url will actually screw up the sites if it was updated to v2
– Abdul Munim
May 23 '13 at 8:29
...
Why is require_once so bad to use?
...
72
But that's 2 microseconds sooner the user would have the page. Over a year of page views, that could save the user a whole 3 seconds! They ...
Check if a temporary table exists and delete if it exists before creating a temporary table
...answered Mar 20 '09 at 0:28
pmac72pmac72
7,87411 gold badge1313 silver badges77 bronze badges
...
Fixed point vs Floating point number
...(%) operand.
12.34 (pseudocode):
v1 = 1234 / 100 // get the whole number
v2 = 1234 % 100 // get the decimal number (100ths of a whole).
print v1 + "." + v2 // "12.34"
Floating point numbers are a completely different story in programming. The current standard for floating point numbers use somet...
What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?
...array objectAtIndex:i]
[NSDictionary dictionaryWithObjectsAndKeys: v1, k1, v2, k2, nil];
[dictionary valueForKey:k]
@[a, b, c]
array[i]
@{k1:v1, k2:v2}
dictionary[k]
This part is new. Expression Literals
When you have an expression (M_PI / 16 for example) you should put it inside parent...
AppInventor2中的二进制数据以什么样的形式传递？字节列表、字节数组是什么...
...p; public void PublishByteArray(String Topic, Object ByteArray, boolean RetainFlag, int QoS) {
final String funcName = "PublishByteArray";
resetErrorInfo(funcName);
if (...