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blog.httrack.com | ||
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blog.oddbit.com
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| | | | | Overview I was recently working with someone else's C source and I wanted to add some basic error checking without mucking up the code with a bunch of if statements and calls to perror. I ended up implementing a simple must function that checks the return value of an expression, and exits with an error if the return value is less than 0. You use it like this: must(fd = open("textfile.txt", O_RDONLY)); Or: | |
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cppstories.com
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| | | | | Some time ago I covered how to use custom deleters with smart pointers. The basic idea is to specify a dedicated method that will be called when a pointer is released. One logical application of custom deleters might be resource handles like files or the WinApi HANDLE type. Let's see how can we implement such thing. | |
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mazzo.li
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| | | | | Let's say that you have a program which relies on huge pages for performance. I couldn't find a resource fully explaining how to allocate huge pages at runtime, making sure that the huge page allocation was successful, so here it is. | |
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gist.github.com
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| | | GitHub Gist: instantly share code, notes, and snippets. | ||
