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Python __call__ special method practical example
I know that __call__ method in a class is triggered when the instance of a class is called. However, I have no idea when I can use this special method, because one can simply create a new method and perform the same operation done in __call__ method and instead of calling the instance, you can c...
Can someone explain in simple terms to me what a directed acyclic graph is?
Can someone explain in simple terms to me what a directed acyclic graph is? I have looked on Wikipedia but it doesn't really make me see its use in programming.
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Hashing a string with Sha256
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Encoding.Unicode is Microsoft's misleading name for UTF-16 (a double-wide encoding, used in the Windows world for historical reasons but not used by anyone else). http://msdn.microsoft.com/en-us/library/system.text.encoding.unicode.aspx
If y...
No output to console from a WPF application?
... a ConsoleManager class might look like, and how it can be used to enable/disable the Console, independently of the project type.
With the following class, you just need to write ConsoleManager.Show() somewhere before any call to Console.Write...
[SuppressUnmanagedCodeSecurity]
public static class...
SQL join: selecting the last records in a one-to-many relationship
...able of purchases. Each purchase belongs to one customer. I want to get a list of all customers along with their last purchase in one SELECT statement. What is the best practice? Any advice on building indexes?
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Difference between 'struct' and 'typedef struct' in C++?
In C++ , is there any difference between:
8 Answers
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What happens if a Android Service is started multiple times?
...nce. However, everytime you start the service, the onStartCommand() method is called.
This is documented here
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How do you do Impersonation in .NET?
Is there a simple out of the box way to impersonate a user in .NET?
7 Answers
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Check if a Bash array contains a value
In Bash, what is the simplest way to test if an array contains a certain value?
35 Answers
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What is the maximum size of a web browser's cookie's key?
What is the maximum size of a web browser's cookie's key?
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