server

Many years ago I needed to sniff a connection and I didn't have a free sniffer available and I didn't know how to create one .... So after a long reflection I decided to create a Proxy Server in order to direct all the output of my pc to the server and sniff traffic. It was my first proxy server...

This example downloads a file from a server folder (here I use a folder in htdocs on my apache server) and saves it to a file on the file system. Tested with 700KB files. Set headers (browse the www how to set up headers or credentials). Note that the ESP32 filesystem is quite slow. Downloading...

It is a personal project of mine that I started as a hobby on B4i and it has become an interesting project, so that I have modified it to be multiplatform. It is an http server, which allows a browser to navigate on html pages stored on the device. In addition, dynamic pages can also be...

Hi all, i am working on a personal project where I have a B4J Non-UI app running on a google cloud Virtual Machine, the app receives requests with a TokenID and message parameters which then are sent to the firebase messaging API, this works just fine, but i am having a hard time understanding...

Hi! I'm developing an api to interact with mssql. Now I'm trying to generate a PDF file with an external exe, to do so I call shell.run an powershell script and wait for it to close to write a response, but while the external exe is running the server not respond any other request. s.Initialize...

I started developing a version of the HttpServer Library for iOs. It is still a beta version and not complete, but already functional. You can start using it to test it. Includes WebSocket and QueryElement implementation Digest Auth will be added in the future. I have arrived at a first version...

On Windows 10, I'm running the server app from this thread. It's working fine. How do I stop it? I'm not sure what process it is in Windows Task Manager, and I shut down B4J IDE, but the server is apparently still running, as the site continues to be served at the default URL.

Hi everyone, i'm trying to use FTP to upload multiple files to the server. I do it one by one, i want to show a progress bar, so i did like so: 'This function uploads the files (stored in the list) to the server base' Public Sub CaricaFoto Log(filenamelist) currentTotalFiles =...

This is the full source code for B4XQuiz server. SQL script to generate database in post #2 For B4XQuiz client app, please check: https://www.b4x.com/android/forum/threads/b4jquiz-desktop-app.124202/ Update It is now easier to create Web API Server using B4X Template Check...

#1 How to: Install Let's Encrypt on Ubuntu Linux VPS to Create SSL Certificates Downloading and Installing Let's Encrypt 1. Update the server's packages apt-get update & sudo apt-get upgrade 2. Install the GIT package apt-get install git 3. Download a clone of Let's Encrypt from the GitHub...

As recommended by @Erel in this thread, I have commenced migrating the communications in my project from http to websocket, however it's not been as simple as I thought it would be. In replacing the http based comms part of my project I hit some "roadblocks". So created a simple project to...

4-25-2020 Pick a SINGLE File from Dialog box, Then upload it To a server on LAN Or Internet I wrote this B4A To be very small, simple, & easy to understand on a beginners level In Files Is the PHP script To handle single File upload And save As original filename php creates And appends a...

The following build commands failed: Ld /Users/<name>/Documents/B4iBuildServer/UploadedProjects/<user id>/Payload/<myappname>.app/ <myappname> normal arm64 (1 failure)

Hi guys, I'm migrating an old system that I did some years in power builder. I could not achieve a connection to the database, this is what I have: In my user DSN (odbc) I have my database connected and it works like this for my old system. I managed to find a jconn2.jar library in the sybase...

Hello I am using this function to send commands to a server private Sub SendCommand(workName As String, Command As String, Signature As Boolean, url as String) Dim ToSing As String If Signature Then url = X_PrivateUrl ToSing = "command=" & workName & "&" &...

This procedure starts from a freshly installed AWS EC2 Linux instance and installs a B4J server, named B4J.jar, configured as a daemon. This tutorial assumes a basic knowledge of a Linux environment, expecially the vi editor. Prerequisites SSH access with ec2-user Device /dev/xvdh is available...

Hi all, I have a B4J Server application implementing a REST API service with multiple Handler Class Modules. In one of these class modules I need to use CallSubDelayed to raise a callback event which is used in a Wait For in a different class module. Is this possible? If so, how do I reference...

Hi all, have been combing through the boards, and I see bits and pieces of references for backend stuff, but nothing definitive (perhaps that's the answer) about which way to go as far as selecting the OS for the Virtual Private Server (VPS) and B4J/I/A. For those that have experimented, any...

Hi I create a ServerSocket and connect with two client to server I can send messages from clients to server, but i can't find who is sending the message and can't answer to client! is there any way that astreams_NewData event show sender socket object?

Dear community, wanna use a local Proxy in B4J to avoid CORS Problems. This is the Try: Sub Process_Globals Dim ho As String Dim po As Int End Sub Sub AppStart (Args() As String) ho="192.168.043.075" 'local ip po=8080 Dim j As HttpJob j.Initialize("j", Me)...