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Showing posts with the label networking

How to create an adhoc network between laptops in java?

How to create an adhoc network between laptops in java? I want to create an adhoc between labtops were they will communicate using wireless communication. I will use java for this but still I do not know how to start.. I think I'll have to use sockets for the connections right? How will a laptop notice other laptops in its local network or the other way around? Do i need a server to handle the communication between laptops? Another thing, how to broadcast a message from one laptop to other laptops in the network? Please reply as soon as you can. Any help will be appreciated. Thanks in advance. Do you explicitly want to create the adhoc network in java on your own? I mean, you can use the existing application/services to create the network. Once the network is on, you can communicate between them as you would do on a normal LAN. – Vikram.exe Dec 31 '10 at 7:35 ...

Limiting http connectivity to specific domains globally

Limiting http connectivity to specific domains globally I'm working on an android project that requires me to block access to certain urls across all browsers and apps, sort of like what a parental filter would do. I've come across a bunch of ways people seem to be using to achieve this, one being the hosts file, which is not editable unless you have a rooted device, and the other commonly mentioned is the ProxySelector, but none work for me. What I'm wondering: is this kind of a system wide setting even possible, especially on non-rooted devices? I can imagine many scenarios where such a setting could present a security risk, eg. spying on users and their activity etc. In short, is it possible to make an android background service that blocks certain websites (better, redirects them to its own http service)? By clicking "Post Your Answer", you acknowledge that you have read our updated terms of s...

How can I share access 2013 database between users to fill a form without other accesses? [on hold]

How can I share access 2013 database between users to fill a form without other accesses? [on hold] I am a new in access 2013. I have a database with a simple form to add data to it. I want to share my form between some users to add data to it in local. I mean I want users just can fill my form without accessing other parts of program and data that they entered in my form save in my database just like a form in a site. If it is possible, how can I do it? Please edit the question to limit it to a specific problem with enough detail to identify an adequate answer. Avoid asking multiple distinct questions at once. See the How to Ask page for help clarifying this question. If this question can be reworded to fit the rules in the help center, please edit the question. Welcome to Stack Overflow! This is a site where programmers write their own code and share issues with a specific problem after trying to solve it on their own. If, after doing more research , y...