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Encrypt & Decrypt using PyCrypto AES 256
...se a random, 16-byte IV.
iv = Random.new().read(AES.block_size)
# Convert the IV to a Python integer.
iv_int = int(binascii.hexlify(iv), 16)
# Create a new Counter object with IV = iv_int.
ctr = Counter.new(AES.block_size * 8, initial_value=iv_int)
# Create AES-CTR cipher...
How to use SCNetworkReachability in Swift
I'm trying to convert this code snippet to Swift. I'm struggling on getting off the ground due to some difficulties.
7 An...
How to drive C#, C++ or Java compiler to compute 1+2+3+…+1000 at compile time?
...oduces the following compilation error:
Constant value '500500' cannot be converted to a 'char'
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Min/Max-value validators in asp.net mvc
... }
public override bool IsValid(object value)
{
return Convert.ToDouble(value) >= _minValue;
}
public IEnumerable<ModelClientValidationRule> GetClientValidationRules(ModelMetadata metadata, ControllerContext context)
{
var rule = new ModelClientValid...
Sort Dictionary by keys
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It is not possible as when you convert it back to dictionary it will change to the unordered collection as dictionaries in swift are unordered collection developer.apple.com/documentation/swift/dictionary
– Jaimin
Jul...
Is there an alternative sleep function in C to milliseconds?
I have some source code that was compiled on Windows. I am converting it to run on Red Hat Linux.
6 Answers
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Why use the 'ref' keyword when passing an object?
...orm "Object #8675309"; they don't even hold anything that can meaningfully converted into a number. Even though each reference-type variable will hold some bit pattern, there is no fixed relationship between the bit patterns stored in such variables and the objects they identify. There is no way c...
Why does Assert.AreEqual(T obj1, Tobj2) fail with identical byte arrays
...h byte in the array and verify that they are equal. One way to do this is convert them to something that implements ICollection and use CollectionAssert.AreEqual() instead.
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Can pandas automatically recognize dates?
...tes recently.
you can use the date_parser parameter to pass a function to convert your format.
date_parser : function
Function to use for converting a sequence of string columns to an array of datetime
instances. The default uses dateutil.parser.parser to do the conversion.
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How do I execute a stored procedure once for each row returned by query?
...r INSERT and DELETEs. If you need to do multiple updates with IFs you can convert those to multiple UPDATE FROM with the #temp table and use CASE statements or WHERE conditions.
When working in a database try to lose the mindset of looping, it is a real performance drain, will cause locking/blocki...