Most C++ programmers rely on “STL” for their data structures. The most popular data structure is probably vector, which is just a dynamic array. The set and the map are other useful ones. The STL data structures are a minimalist design. You have relatively few methods. All of them allow you to compu…

In C++, is empty() faster than comparing the size with zero?

If you’re knowledgeable in a technical field, writing a book to teach others a few things can be a rewarding experience on many different levels. With the many avenues available for self-publishing these days, an important question to ask yourself is “Do I need a publisher?”.

So You Want to Write a Technical Book

When the Daylight saving time starts, and the computer’s clock jumps forward, what does cron do? If the clock jumps from 1AM to 2AM, and there is a job scheduled for 1:30AM, will cron run this job? If yes, when? Likewise, when the Daylight saving time ends, and the clock jumps backward, will cron po

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