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BLE（一）概述&工作流程&常见问题 - 创客硬件开发 - 清泛IT社区，...
文章源自：https://www.gandalf.site/2018/11/ble.html
0x1 BLE概述“蓝牙”，即Bluetooth，是斯堪的纳维亚语中 Blåtand / Blåtann 的英化版本。该词是十世纪的一位国王Harald Bluetooth的绰号，相传他将纷争不断的丹麦部落统一为一个王国，并引...
CSS opacity only to background color, not the text on it? [duplicate]
...ull opaque green */
A small example showing how rgba can be used.
As of 2018, practically every browser supports the rgba syntax.
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How to get URL parameter using jQuery or plain JavaScript?
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@p_champ Edge got support in v17 (April 2018). Let IE die.
– Ryan DuVal
Jun 19 '19 at 3:57
2
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How to set DOM element as the first child?
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2018 version - prepend
parent.prepend(newChild) // [newChild, child1, child2]
This is modern JS! It is more readable than previous options. It is currently available in Chrome, FF, and Opera.
The equivalent for adding to th...
How do I pipe or redirect the output of curl -v?
...very least it should fail or give a warning. Your 2012 answer helped me in 2018. Took me 30 mins to solve this until I came across your answer. Thank you!
– Mauvis Ledford
Jun 8 '18 at 18:57
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JavaScript listener, “keypress” doesn't detect backspace?
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In 2018 this is the best way to go about this!
– tfantina
Jun 29 '18 at 21:49
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builder for HashMap
...ike the simplicity of your approach. Especially since this is 2017 (almost 2018 now!), and there is still no such API in the JDK
– Milad Naseri
Dec 8 '17 at 6:27
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How to go from Blob to ArrayBuffer
...n which you can play with: https://jsfiddle.net/potatosalad/FbaM6/
Update 2018-06-23: Thanks to Klaus Klein for the tip about event.target.result versus this.result
Reference:
https://developer.mozilla.org/en-US/docs/Web/API/FileReader#readAsArrayBuffer()
https://www.w3.org/TR/FileAPI/#dfn-readA...
For every character in string
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We have the year 2018 so this should be the correct answer.
– rwst
Jul 18 '18 at 13:50
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How do I loop through a date range?
...flexible.
Usage
var today = DateTime.UtcNow;
var birthday = new DateTime(2018, 01, 01);
Daily to my birthday
var toBirthday = today.RangeTo(birthday);
Monthly to my birthday, Step 2 months
var toBirthday = today.RangeTo(birthday, x => x.AddMonths(2));
Yearly to my birthday
var toBirt...