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67
votes
6answers
7k views

Difference between a socket and a port

Could someone please explain quite clearly the difference between a port and a socket. I know that a port serves as a door into the network for an application process and that the application process ...
20
votes
4answers
431 views

How did programmers use networking to share expensive computer resources in the 60's and 70's?

I'm young and wasn't alive during the 60's and 70's to experience networking and programming as it once was. I have been watching some talks by Van Jacobson on Content Centric Networking, and in ...
15
votes
4answers
338 views

How to network with other developers?

What suggestions would you give to find networking opportunities or to network at user groups and other developer venues? For instance, if you went to a code camp, would you try to network with other ...
12
votes
8answers
968 views

i want to make some programmer friends but dont know where to really look [closed]

I know this is one good place but what I'm really looking for is contacts, maybe seeing them online, have intelligent conversations etc. Where I live there isn't that many programmers around me ...
12
votes
2answers
450 views

What is Curiosity's packet structure?

For NASA's Interplanetary Network, what does a packet look like? It's obviously a form of redundant protocol, stored at the receiver and with built back up. Is there any documentation on the packet ...
11
votes
2answers
472 views

How does an online game continue after the host leaves?

Note: This is a question about networking, not gaming. I'm using StarCraft merely as an example. The game StarCraft (not StarCraft 2) supports online play. One person hosts, and other people join. ...
10
votes
3answers
160 views

How could I avoid a distributed deadlock during a mutual connection between two nodes?

Suppose we have two peer nodes: the first node can send a connection request to the second one, but also the second one can send a connection request to the first one. How to avoid a double connection ...
8
votes
10answers
4k views

Best social networking places for programmers [duplicate]

Possible Duplicate: Is there a good site for programmers to discuss culture, stories, opinions, or whatever? I love the programming industry a lot, but I don't have many colleagues that ...
7
votes
4answers
430 views

Is there really such a thing as “push”?

Once you escape the realm of electrical signals and are dealing with software, is there really such a thing as a "push" architecture where there isn't periodic polling? I can't think of any design ...
7
votes
1answer
1k views

Why did Golang discontinue the “netchan” package?

The Golang "netchan" package seems to have been discontinued. That makes me think that the concept of "networked channels" were not a good practice after all. (Why wouldn't them just "let it be" ...
6
votes
2answers
372 views

How do I optimize a web application for high-latency users?

Basically, I have an application that does searches and requests results from a backend via long polling. It connects to the backend which collects results for 500 ms then sends them back to the ...
5
votes
4answers
326 views

Can I advance my career in the USA if I lack local networking? [closed]

I'm a web developer with 10 years of experience in the Microsoft stack. I was brought to the US by my company, but my contract has ended. I want to continue pursuing a career in the US, but it seems ...
5
votes
3answers
137 views

VPN or TLSv1 for securing a programs protocol from field device to mainframe

I am working on a product that requires devices to exists anywhere in the world hooked up to the internet though cell modems or on WLAN lines which communicates to a server(s) that exists elsewhere in ...
5
votes
2answers
300 views

solve TOR edge node problem by using .onion proxy?

I would like to improve the TOR network, where the exit nodes are a vulnerability to concealing traffic. From my understanding, traffic to .onion sites are not decrypted by exit nodes, so therefore - ...
5
votes
1answer
89 views

QoS implementation algorithm

I'm working on an application, that does IP routing and QoS. Today we have the QoS implemented, with 3 priorities (low, normal and high) and for each level we create a Queue and as soon as the ...
4
votes
4answers
421 views

How a port “listens”, pull or push?

When you write a code to listen from a port, like 80 for example, what happens under the hood? Is the method the OS uses to listen is pull, or push? In other words, does the OS checks that port every ...
4
votes
4answers
276 views

Is there a canonical resource on TCP/IP, networking, and related areas?

As a relatively-new Python programmer, I'm finding more and more that networking as it relates to the web and web development is becoming increasingly important to understand. When I was an active C# ...
4
votes
1answer
124 views

Geo IP data on stackoverflow API?

Have just looked at stackgeography and at soapi. I cannot see where the geo data comes from as it's not on the soapi. Can anybody shed some light on that? More info on the stackgeography
4
votes
2answers
184 views

How to protect a peer-to-peer network from inappropriate content?

I’m developing a simple peer-to-peer app in .Net which should enable users to share specific content (text and picture files). As I've learned with my last question, inappropriate content can ...
4
votes
1answer
113 views

audio and video data in RTP

Suppose a user wants to transmit both audio and video to another user, whose formats are AMR for audio and H.264 for video. Does the user have to transmit audio and video packets always separately? ...
4
votes
1answer
63 views

Event system architecture for networking when performance is concerned

How should I design a system for an action game (think in Golden Axe) where events can happen remotely? I'm using TCP for this because the client is in flash. There's so many options, I can make a ...
4
votes
1answer
387 views

SS7(M3UA, SCCP, TCAP, MAP) Stack

I'm building an open source SMSC from scratch; it's almost finished, The SRI and the forwardSM operations are working, but I still have few things to do for the receiving part. I've built the SS7 ...
4
votes
3answers
224 views

Group messaging of computers over internet

I want to be able to send messages between computers on the internet network but with minimal functionality requirement are- 1)computers can join/leave the group (I expect the group size to be a ...
4
votes
4answers
299 views

Must Read to become Software Architect in computer networking and networking security

I am in networking and networking security domain. I want to know must read book, blog, article etc to become software architect in this domain
3
votes
3answers
1k views

confusion between these two networking terms: transmission rate vs. propagation speed

I read this in TCP/IP PROTOCOL SUITE second edition, written by Behrouz A. Forouzan and Sophia Chung Fegan. In traditional Ethernet, the minimum frame length is 520 bits, the transmission rate is ...
3
votes
4answers
404 views

Is Linux a neccessity for learning network?

I'm a web developer interested in learning network. I work on Windows platform. Many of my friends and colleagures believe that to learn netwrok, I should become familiar with Linux platform. Should ...
3
votes
4answers
305 views

Is it possible to write a program that pipes the sound from one computer through the sound card of another? [closed]

I have a case where I need to use one computer's sound card to play sound but I want the sound to be generated at another computer that's on the same network as the other. Ideally the program that ...
3
votes
3answers
164 views

How to rewrite a TCP MMOG server designed to run in a single machine, in a distributed way?

I have a MMOG server running on C++, using winsockets. My server won't support more than 200 players. I had the idea of redesigning it so it will use multiple servers instead of one, so, maybe, for ...
3
votes
1answer
157 views

Sockets intricacies in TCP and UDP

I am quite familiar with TCP and UDP. I understand the process by which TCP establishes connections and other theoretical facts about TCP but when reading up about TCP hole punching for NAT ...
3
votes
1answer
108 views

Need pointers on my first Windows program [duplicate]

I'm a Unix programmer and I need to write a (hopefully simple) program for Windows that does the following: (1) Installs from a USB drive (2) Somehow integrates with the OS at a low-level in such a ...

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