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Stack vs Heap in C++: Supercharge STL Performance with Preallocation

Stack vs Heap in C++: Supercharge STL Performance with Preallocation

Think you’re writing fast C++? Think again.

If you’re using STL containers like std::vector or std::unordered_map without thinking about how they allocate memory on the heap, you’re likely leaving serious performance on the table.

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C++ Heap Memory Pitfall: Why Returning Pointers Can Break Your Code

C++ Heap Memory Pitfall: Why Returning Pointers Can Break Your Code

Not long ago, I was knee-deep in a debugging session, staring at a strange log line that made no sense: # Formatted Obj: �)y�

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Rust `match` Tips: Handling Vectors by Length

Rust match Tips: Handling Vectors by Length

You’re writing a Rust function that takes a Vec<T> and depending on how many elements are in it (say 1 to 4), you want to do different things. Maybe call different functions, maybe pass elements into different handlers. But anything outside of that range? That’s an error. You’ve probably done this:

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4 Essential Network Debugging Commands in Minimal Linux

4 Essential Network Debugging Commands in Minimal Linux

If you’re a developer troubleshooting network issues in containers or minimal Linux environments, you may notice that many common tools like netcat, telnet, dig, nmap, netstat, or even lsof are missing. Installing these tools can be impractical in container setups due to size or security constraints.

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