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Introduction Creating a copy of a directory in Unix/Linux can be a daunting task for many developers, especially those new to the command line. The primary keyword here is create a copy of a directory in Unix This operation is…
Introduction If you’re a developer working on a Linux system, you may encounter situations where a process is occupying a specific port, preventing your applications from running smoothly. Knowing how to kill a process running on a particular port in…
Introduction If you’re encountering the error “Cannot connect to the Docker daemon at Is the docker daemon running?”, you’re not alone. This common issue can halt your development workflow, especially when you’re trying to run Docker containers or manage…
Introduction When working with file systems in Linux, setting the right permissions is crucial for security and functionality. One common command developers encounter is chmod 777, which grants full permissions to a file or directory. However, using this command indiscriminately…
Introduction Finding files in a directory structure can often be a tedious task, especially when you need to search through multiple subfolders. The challenge of how to recursively find files based on wildcard matching is a common problem faced by…
This error means your system’s libstdc++.so.6 is older than the one your GCC 13.2.0 program was built against. The binary requires symbol version GLIBCXX_3.4.32, but your OS (Ubuntu 22.04, Debian 12, etc.) only provides up to 3.4.30 or 3.4.31. The…
A “do-nothing” C++ binary links libstdc++, which allocates ~200 KB for exception handling, RTTI, locale data, and static initialization—even if you never use them. A C binary links only libc, which stays lean unless you explicitly malloc(). Below we prove…
The “version `glibc_2.34′ not found” error appears when you try to run a program that was compiled against glibc ≥ 2.34 on a system whose installed glibc is older (Ubuntu 20.04 ships 2.31, Ubuntu 22.04 ships 2.35).Below you’ll find five…
Introduction An empty program in C++ requires a substantial 204KB of heap space, while its C counterpart does not. This document explores the reasons behind this difference. For more information on C++ programming, visit our article on C and C++…
Introduction Toast notifications are a staple in modern web design, providing users with quick, non-intrusive messages that enhance the user experience. In this guide, we’ll walk you through how to create dynamic and stylish toast notifications using HTML and CSS.…
