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Reasons for using the set.seed function
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270
The need is the possible desire for reproducible results, which may for example come from trying...
Convert integer into byte array (Java)
...ptional, the initial order of a byte buffer is always BIG_ENDIAN.
b.putInt(0xAABBCCDD);
byte[] result = b.array();
Setting the byte order ensures that result[0] == 0xAA, result[1] == 0xBB, result[2] == 0xCC and result[3] == 0xDD.
Or alternatively, you could do it manually:
byte[] toBytes(int i)...
How to run a single RSpec test?
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answered Feb 10 '19 at 12:08
emcemc
33022 silver badges55 bronze badges
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DbEntityValidationException - How can I easily tell what caused the error?
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+200
The easiest solution is to override SaveChanges on your entities class. You can catch the DbEntityValidationException, unwrap the act...
Android 4.3 Bluetooth Low Energy unstable
...hread on Samsung Galaxy S3 with Android 4.3 (at least for build JSS15J.I9300XXUGMK6)
Most devices filter advertising
Better not use android.bluetooth.BluetoothAdapter#startLeScan(UUID[] serviceUuids, LeScanCallback callback) with the parameter to filter for certain service UUIDs because this is bro...
Is there a way to take a screenshot using Java and save it to some sort of image?
...eateScreenCapture(screenRect);
ImageIO.write(capture, "bmp", new File(args[0]));
NOTE: This will only capture the primary monitor. See GraphicsConfiguration for multi-monitor support.
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How to prevent blank xmlns attributes in output from .NET's XmlDocument?
...cument();
xml.AppendChild(xml.CreateElement("root", "whatever:name-space-1.0"));
xml.DocumentElement.AppendChild(xml.CreateElement("loner", "whatever:name-space-1.0"));
Console.WriteLine(xml.OuterXml);
Thanks everyone to all your answers which led me in the right direction!
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In Bash, how to add “Are you sure [Y/n]” to any command or alias?
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Noam Manos
9,50422 gold badges5858 silver badges5757 bronze badges
answered Jul 12 '10 at 20:36
Paused until furthe...
How can I check if my python object is a number? [duplicate]
...;> import decimal
>>> [isinstance(x, numbers.Number) for x in (0, 0.0, 0j, decimal.Decimal(0))]
[True, True, True, True]
This uses ABCs and will work for all built-in number-like classes, and also for all third-party classes if they are worth their salt (registered as subclasses of the...
In c# is there a method to find the max of 3 numbers?
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