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dont understand Linux command

I’m working on existing php project and I’m totally beginner with that . I ‘m trying to understand this line of code . I’ve searched alot and I know that exec is used to run unix command . But I don’t understand the first part /usr/local/sbin/clog ‘/var/log/filter.log’ I also dont understand | meaning here also I don’t understand this part

Deploy SkiaSharp on a container running .NET 6 Alpine Linux

SkiaSharp fails at runtime when deployed to an alpine linux container, using .NET 6.0 with the following error: System.TypeInitializationException: The type initializer for ‘SkiaSharp.SKImageInfo’ threw an exception. —> System.DllNotFoundException: Unable to load shared library ‘libSkiaSharp’ or one of its dependencies. In order to help diagnose loading problems, consider setting the LD_DEBUG environment variable: liblibSkiaSharp: cannot open shared object file: No

Multi-Process Shell in C, using Pipes [Linux]

I’m trying to code a shell in C that supports multi-pipe process handling, depending on the amount of separate processes given by the user, and each separated by a “|” symbol. The shell forks the amount of processes into a child for each process. Here’s an example: result: 1 But I’m having trouble with communicating between children and finally to

Convert nth column of CSV from EPOCH to human readable in bash

I’ve tried to create a single line command to convert a particular column in a CSV from EPOCH to human readable. The file contains various columns, depending on the particular file. E.g. in this file EPOCH is in column 3 of 3, in another file it is in column 5 of 9. The basic conversion works when done manually, so

How do I read a dbus array of dicts with the c api sd-bus?

I am try to read a dbus data structure that looks like this a{sv} with sd-bus but when i use the code down below i can only read one of the 8 dicts. I have looked up the function sd_bus_message_enter_container on hotexamples.com and all of them seemed to have while more than one loop around the function that enters the

Google Cloud Pub/Sub C++ Client: Authentication Failure When Binary Has setuid (root) [CentOS7]

The application (bin) loads the (service account) credentials fine when it has “normal” permissions. This is the run script: However when bin permission are changed: I get this error: E1003 10:02:07.563899584 60263 credentials_generic.cc:35] Could not get HOME environment variable. E1003 10:02:10.563621247 60263 google_default_credentials.cc:461] Could not create google default credentials: UNKNOWN:creds_path unset {created_time:”2022-10-03T10:02:07.563943484+09:00″} Any advice would be appreciated. Thanks. Answer As

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