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邻里聊:参考微信的原生应用案例 · App Inventor 2 中文网

...题下载消息服务包,解压后用 Python 3 启动: python3 chat_service.py --bind 0.0.0.0 --port 8767 --database messages.sqlite 手机与电脑使用同一局域网。在服务地址填电脑地址,例如 http://192.168.1.20:8767,房间相同、昵称不同。手机的 127.0.0.1 指...
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How to emulate GPS location in the Android Emulator?

... in this solution need a play services in emulator? – Kevan Aghera Apr 6 '18 at 4:54 ...
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Using an RDBMS as event sourcing storage

...dger I build to illustrate. https://github.com/andrewkkchan/client-ledger-service The above is an event sourcing ledger web service. https://github.com/andrewkkchan/client-ledger-core-db And the above I use RDBMS to compute states so you can enjoy all the advantages coming with a RDBMS like transac...
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How much does it cost to develop an iPhone application? [closed]

... day Obama app. Take another hit, dude. Now if you want to build backend services for your app, that number's going to go up even more. Everyone seems surprised that Instagram chewed through $500K in venture funding to build a new frontend and backend. I'm not. ...
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How to use ELMAH to manually log errors

...l for Mvc4 .Net 4.5, in my example a POST back from Windows Access Control Services with a SignInResponseMessage. Elmah.ErrorLog.GetDefault did work in that scenario – Adam Feb 27 '13 at 1:17 ...
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Crop MP3 to first 30 seconds

... You might want to try Mp3Splt. I've used it before in a C# service that simply wrapped the mp3splt.exe win32 process. I assume something similar could be done in your Linux/PHP scenario. share | ...
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Command line for looking at specific port

...-n ensures all ports will be numerical, i.e. not returned as translated to service names. -a will ensure you search all connections (TCP, UDP, listening...) In the find string you must include the colon, as the port qualifier, otherwise the number may match either local or foreign addresses. You ...
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HTTP POST Returns Error: 417 “Expectation Failed.”

...icitly ask it not to by setting this static property to false: System.Net.ServicePointManager.Expect100Continue = false; Some servers choke on that header and send back the 417 error you're seeing. Give that a shot. sha...
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How do you connect localhost in the Android emulator? [duplicate]

...se the emulator, localhost (127.0.0.1) refers to the device's own loopback service, not the one on your machine as you may expect. You can use 10.0.2.2 to access your actual machine, it is an alias set up to help in development. ...
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Android Game Keeps Getting Hacked [closed]

... daily who's doing the hacking. So far, we have implemented the licensing service as Google has suggested, our salt is randomly made each time the license is initiated with the unique device ID. We run the check service once, when the application is started for the first time. We then generate a ...