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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 ...
Regular expression to match numbers with or without commas and decimals in text
...e numbers are embedded in other text. IMHO anything that fails to pull 1,234.56 and 1234—and only those numbers—out of abc22 1,234.56 9.9.9.9 def 1234 is a wrong answer.
First of all, if you don't need to do this all in one regex, don't. A single regex for two different number formats is hard to...
iOS detect if user is on an iPad
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edited Feb 20 '18 at 7:24
Albert Renshaw
14.7k1717 gold badges8787 silver badges168168 bronze badges
a...
Difference between binary tree and binary search tree
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Eneko Alonso
15.7k66 gold badges4949 silver badges7171 bronze badges
answered Jun 17 '11 at 0:55
user541686user541686
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Type or namespace name does not exist [closed]
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4
@jaminator This is a solution in some instances. At least in mine. For some reason, my project refused to accept a namespace existed from th...
Laravel - Eloquent or Fluent random row
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624
Laravel >= 5.2:
User::inRandomOrder()->get();
or to get the specific number of records
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Check string for palindrome
... return true;
}
Example:
Input is "andna".
i1 will be 0 and i2 will be 4.
First loop iteration we will compare word[0] and word[4]. They're equal, so we increment i1 (it's now 1) and decrement i2 (it's now 3).
So we then compare the n's. They're equal, so we increment i1 (it's now 2) and decr...
How to pass an object from one activity to another on Android
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Master
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answered Apr 29 '10 at 10:39
SamuhSamuh
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How do I make a UITableViewCell appear disabled?
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164
You can just disable the cell's text fields to gray them out:
Swift 4.x
cell!.isUserInteractio...
Repeat String - Javascript
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407
Note to new readers: This answer is old and and not terribly practical - it's just "clever"...