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What's the difference setting Embed Interop Types true and false in Visual Studio?

...ou actually use in code. Read more in Scott Hanselman's blog post about it and other VS improvements here. As for whether it is advised or not, I'm not sure as I don't need to use this feature. A quick web search yields a few leads: Check your Embed Interop Types flag when doing Visual Studio exten...
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What exactly is Heroku?

I just started learning Ruby on rails and I was wondering what Heroku really is? I know that its a cloud that helps us to avoid using servers? When do we actually use it? ...
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How do you use “git --bare init” repository?

... you would in a normal non-bare repository (e.g. with git add <file> and a subsequent git commit.) You almost always update a bare repository by pushing to it (using git push) from another repository. Note that in this case you'll need to first allow people to push to your repository. When i...
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Convert a python dict to a string and back

...but this data needs to be saved at some point during the program execution and loaded back into the dictionary object when the program is run again. How would I convert a dictionary object into a string that can be written to a file and loaded back into a dictionary object? This will hopefully suppo...
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psycopg2: insert multiple rows with one query

...", x) for x in tup) cur.execute("INSERT INTO table VALUES " + args_str) and 2 minutes when using this method: cur.executemany("INSERT INTO table VALUES(%s,%s,%s,%s,%s,%s,%s,%s,%s)", tup) share | ...
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Are Roslyn SyntaxNodes reused?

I've been taking a look to Roslyn CTP and, while it solves a similar problem to the Expression tree API , both are immutable but Roslyn does so in a quite different way: ...
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Where to place $PATH variable assertions in zsh?

I love zsh , but I am not sure where to place my $PATH and other variable assertions? I find that they are scattered between the files .zshrc .zprofile .bashrc .bash_profile , and sometimes doubled. ...
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How to get past the login page with Wget?

...re the --post-data parameter is properly percent-encoded (especially ampersands!) or the request will probably fail. Also make sure that user and password are the correct keys; you can find out the correct keys by sleuthing the HTML of the login page (look into your browser’s “inspect element”...
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Is it better to use std::memcpy() or std::copy() in terms to performance?

...ll have a slight, almost imperceptible performance loss. I just did a test and found that to be untrue: I did notice a performance difference. However, the winner was std::copy. I wrote a C++ SHA-2 implementation. In my test, I hash 5 strings using all four SHA-2 versions (224, 256, 384, 512), and ...
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How to zip a whole folder using PHP

...added automatically) if (!$file->isDir()) { // Get real and relative path for current file $filePath = $file->getRealPath(); $relativePath = substr($filePath, strlen($rootPath) + 1); // Add current file to archive $zip->addFile($filePath, $re...