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What is the iBeacon Bluetooth Profile
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For an iBeacon with ProximityUUID E2C56DB5-DFFB-48D2-B060-D0F5A71096E0, major 0, minor 0, and calibrated Tx Power of -59 RSSI, the transmitted BLE advertisement packet looks like this:
d6 be 89 8e 40 24 05 a2 17 6e 3d 71 02 01 1a 1a ff 4c 00 02 15 e2 c5 6d b5 df fb 48 d2 b0 60 ...
How to hide element using Twitter Bootstrap and show it using jQuery?
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400
The right answer
Bootstrap 4.x
Bootstrap 4.x uses the new .d-none class. Instead of using eit...
Debugging in Clojure? [closed]
... | (fib 1)
TRACE t4427: | | => 1
TRACE t4428: | | (fib 0)
TRACE t4428: | | => 0
TRACE t4426: | => 1
TRACE t4429: | (fib 1)
TRACE t4429: | => 1
TRACE t4425: => 2
2
In Clojure 1.4, dotrace has moved:
You need the dependency:
[org.clojure/tools.trace...
Angular JS: What is the need of the directive’s link function when we already had directive’s contro
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304
After my initial struggle with the link and controller functions and reading quite a lot about ...
When is the thread pool used?
...the thread pool is required and created: process.env.UV_THREADPOOL_SIZE = 10;
If you want traditional multi-processing or multi-threading in node, you can get it through the built in cluster module or various other modules such as the aforementioned webworker-threads, or you can fake it by imple...
OO Design in Rails: Where to put stuff
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Adam Zerner
10.6k1313 gold badges5454 silver badges115115 bronze badges
answered Jul 1 '09 at 21:35
Yehuda KatzYeh...
How do you render primitives as wireframes in OpenGL?
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10 Answers
10
Active
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How can you use optional parameters in C#?
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1081
Surprised no one mentioned C# 4.0 optional parameters that work like this:
public void SomeMe...
How do I use jQuery's form.serialize but exclude empty fields
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answered Mar 4 '09 at 14:29
Tom VinerTom Viner
5,75755 gold badges3535 silver badges3838 bronze badges
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Map function in MATLAB?
... map function does for numeric arrays:
>> y = arrayfun(@(x) x^2, 1:10)
y =
1 4 9 16 25 36 49 64 81 100
There are two other built-in functions that behave similarly: cellfun (which operates on elements of cell arrays) and structfun (which operates on each fi...