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Copy a file in a sane, safe and efficient way

...ude <fstream> int main() { std::ifstream src("from.ogv", std::ios::binary); std::ofstream dst("to.ogv", std::ios::binary); dst << src.rdbuf(); } This is so simple and intuitive to read it is worth the extra cost. If we were doing it a lot, better to fall back on OS ca...
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将Linux代码移植到Windows的简单方法 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...要一个Windows开发环境。可以使用最新版本Visual Studio, Microsoft Visual Studio .NET 2003。从www.gnu.org上取得Tar的最新源代码,版本是1.13。在Cygwin下面解开tar-1.13.tar.gz.源代码包。注意请不要在Windows下面使用WINRAR或者WINZIP来解压缩。 WINRAR...
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Installing SciPy and NumPy using pip

... now scipy.org/scipylib/building/windows.html – jxramos Aug 11 '15 at 20:52 30 -1; this answer ha...
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Where does Vagrant download its .box files to?

... As mentioned in the docs, boxes are stored at: Mac OS X and Linux: ~/.vagrant.d/boxes Windows: C:/Users/USERNAME/.vagrant.d/boxes share | improve this answer | ...
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Auto-reload browser when I save changes to html file, in Chrome?

... I assume you're not on OSX? Otherwise you could do something like this with applescript: http://brettterpstra.com/watch-for-file-changes-and-refresh-your-browser-automatically/ There is also a plugin for chrome called "auto refresh plus" where y...
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How to set my default shell on Mac?

... These are applicable to MacOS Sierra 10.12.5 (16F73) and probably some other recent and upcoming versions of MacOS. chsh is not enough to change the default shell. Make sure you press Command+, while your terminal is open and change the 'Shells open ...
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Getting MAC Address

I need a cross platform method of determining the MAC address of a computer at run time. For windows the 'wmi' module can be used and the only method under Linux I could find was to run ifconfig and run a regex across its output. I don't like using a package that only works on one OS, and parsing ...
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how to solve “ruby installation is missing psych” error?

...installed prior to the steps above: sudo apt-get install libtool For macOS users (with homebrew): rm -rf /usr/local/lib/ruby/gems/ && brew reinstall ruby share | improve this answer ...
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how to make a specific text on TextView BOLD

... you have to use next code : Spanned durationSpanned; if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.N) { durationSpanned = Html.fromHtml(durationFormatted,Html.FROM_HTML_MODE_LEGACY); } else { durationSpanned = Html.fromHtml(durationFormatte...
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How to 'grep' a continuous stream?

Is that possible to use grep on a continuous stream? 12 Answers 12 ...