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【BLE技术内幕】BLE技术揭秘 - 创客硬件开发 - 清泛IT论坛，有思想、有深度
...般不讲单模蓝牙，而是统一称为低功耗蓝牙。如今，蓝牙5.0已经发布和应用，4倍通信速度、2倍的通信距离以及Mesh组网特性，将使蓝牙成为物联网领域的重要的技术之一。本文我们将由表及里，由浅入深，全方位的揭秘低功耗蓝...
How do I find the length of an array?
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525
If you mean a C-style array, then you can do something like:
int a[7];
std::cout << "Le...
App restarts rather than resumes
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+250
The behavior you are experiencing is caused by an issue that exists in some Android launchers since API 1. You can find details about...
Git hook to send email notification on repo changes
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edited Apr 16 '19 at 15:46
slm
11.5k1212 gold badges8181 silver badges9999 bronze badges
answered Fe...
Colorizing text in the console with C++
.../ you can loop k higher to see more color choices
for(int k = 1; k < 255; k++)
{
// pick the colorattribute k you want
SetConsoleTextAttribute(hConsole, k);
cout << k << " I want to be nice today!" << endl;
}
Character Attributes
Here is how the "k" value b...
Should Gemfile.lock be included in .gitignore?
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559
Assuming you're not writing a rubygem, Gemfile.lock should be in your repository. It's used as...
How to Handle Button Click Events in jQuery?
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251
You have to put the event handler in the $(document).ready() event:
$(document).ready(function...
How to print a double with two decimals in Android? [duplicate]
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Louis CAD
8,18522 gold badges2929 silver badges4545 bronze badges
answered Nov 9 '11 at 12:39
GozGoz
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How do I find and view a TFS changeset by comment text?
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edited Apr 15 '15 at 9:28
Lars Truijens
40.2k66 gold badges115115 silver badges136136 bronze badges
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Check if a folder exist in a directory and create them using C#
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Doppelganger
15133 silver badges88 bronze badges
answered Feb 1 '12 at 7:15
cycaHuHcycaHuH
2...