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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? ...
Why is the use of tuples in C++ not more common?
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I don't know the specifics of what you're seeing, but I'm guessing that the parts people are using like crazy are features they really, really wanted. Thus (again, guessing) the popularity of the hash map, the counted pointer, and the like. The tuple is...
Collection was modified; enumeration operation may not execute
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What's likely happening is that SignalData is indirectly changing the subscribers dictionary under the hood during the loop and leading to that message. You can verify this by changing
foreach(Subscriber s in subscribers.Val...
What unique features does Firebug have that are not built-in to Firefox?
...bug has that the built-in tools don't. Playing around with the UI, this is what comes to mind, but I'm sure there are more:
closure inspection abilities, like the someFunction.%closureVar command line syntax
right-click to play with any value in the command line
single-click to edit
highlighting e...
What is the difference between Server.MapPath and HostingEnvironment.MapPath?
...'.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f944219%2fwhat-is-the-difference-between-server-mappath-and-hostingenvironment-mappath%23new-answer', 'question_page');
}
);
Post as a guest
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Is there a way to reduce the size of the git folder?
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I'm not sure what you want. First of all, of course each time you commit/push the directory is going to get a little larger, since it has to store each of those additional commits.
However, probably you want git gc which will "cleanup un...
What is the in a .vimrc file?
I see <leader> in many .vimrc files, and I am wondering what does it mean?
5 Answers
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Difference between android-support-v7-appcompat and android-support-v4
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What is a support library?
Support libraries are code libraries(Collection of classes) which makes a newly added feature to work with the older devices.
For example, Material Design was introduced in API 21 (Android 5.0 - Lol...
Visual Studio Expand/Collapse keyboard shortcuts [duplicate]
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Ctrl M M is a life saver. Just what i was looking for
– Jay Jay Jay
Apr 30 '15 at 19:59
7
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Secure hash and salt for PHP passwords
...y of the answer is still a good read though.
TL;DR
Don'ts
Don't limit what characters users can enter for passwords. Only idiots do this.
Don't limit the length of a password. If your users want a sentence with supercalifragilisticexpialidocious in it, don't prevent them from using it.
Don't st...