Deploying Signal Group Voice and Video Calling Service
Signal's calling service enables group voice and video functionality. This guide covers the deployemnt of the calling servicce components using Docker.
Server Components
The calling service consists of four main components deployed via Docker Compose:
services:
database:
image: "docker.1ms.run/amazon/dynamodb-local:2.5.4"
co ...
Posted on Sat, 29 Aug 2026 16:20:32 +0000 by yujikaido
Automatically Generating Qt Signal Declarations by Parsing C++ Headers
Background
In Qt development, slots can be connected to signals either via connect() or by naming conventions. For example, a button named pushButton_ok requires the following slot declaration:
private slots:
void on_pushButton_ok_clicked();
When using Qt Designer directly (without QtCreator’s built-in editor), the context menu "Go to ...
Posted on Mon, 03 Aug 2026 16:11:57 +0000 by markyoung1984
Building and Running Signal Desktop v7.50.0 from Source
Environment Setup
For Windows, Windows 11 is recommended—Windows 10 may encounter component installation issues. Install Visual Studio 2022 with the "Desktop development with C++" workload enabled. Also install Python 3 and Git, ensuring that python (not just python3) is accessible from the Run dialog (Win+R).
On macOS or Linux, depen ...
Posted on Fri, 26 Jun 2026 17:14:20 +0000 by cty