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How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]
I understand the basics of how ports work. However, what I don't get is how multiple clients can simultaneously connect to say port 80. I know each client has a unique (for their machine) port. Does the server reply back from an available port to the client, and simply state the reply came from 80? ...
How come a non-const reference cannot bind to a temporary object?
Why is it not allowed to get non-const reference to a temporary object,
which function getx() returns? Clearly, this is prohibited by C++ Standard
but I am interested in the purpose of such restriction, not a reference to the standard.
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Why is Thread.Sleep so harmful
...ed that Thread.Sleep(); should not be used, but I can't understand why this is so. If Thread.Sleep(); can cause trouble, are there any alternative solutions with the same result that would be safe?
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What is the difference between JVM, JDK, JRE & OpenJDK?
What is the difference between JVM , JDK , JRE & OpenJDK ?
19 Answers
19
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How to check whether a string is Base64 encoded or not
...decode a Base64 encoded string, then store it in my database. If the input is not Base64 encoded, I need to throw an error.
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What are the rules for JavaScript's automatic semicolon insertion (ASI)?
Well, first I should probably ask if this is browser dependent.
6 Answers
6
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What is the definition of “interface” in object oriented programming
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An interface is one of the more overloaded and confusing terms in development.
It is actually a concept of abstraction and encapsulation. For a given "box", it declares the "inputs" and "outputs" of that box. In the world of software, th...
Which cryptographic hash function should I choose?
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In cryptography, hash functions provide three separate functions.
Collision resistance: How hard is it for someone to find two messages (any two messages) that hash the same.
Preimage Resistance: Given a hash, how hard is it to find another message that hashes the same? Also known as a one way ...
Why not infer template parameter from constructor?
my question today is pretty simple: why can't the compiler infer template parameters from class constructors, much as it can do from function parameters? For example, why couldn't the following code be valid:
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Is recursion a feature in and of itself?
...or is it just a practice?
9 Answers
9
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