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smart pointers (boost) explained

...o the same object at the same time. If the smart pointer is to be returned from functions, the ownership is transferred to the returned smart pointer, for example. The third means that multiple smart pointers can point to the same object at the same time. This applies to a raw pointer too, however...
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Get local IP address

...lowing effect: it sets the destination for Send/Recv, discards all packets from other addresses, and - which is what we use - transfers the socket into "connected" state, settings its appropriate fields. This includes checking the existence of the route to the destination according to the system's r...
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Non-static variable cannot be referenced from a static context

...ual Machine does not create an instance of the class by creating an object from the class. It just loads the class and starts execution at the main() method. So you need to create an instance of your class as an object and then you can access the methods and variables of the class that have not bee...
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Should I Dispose() DataSet and DataTable?

...pose be called on DataTable and DataSet objects? includes some explanation from an MVP: The system.data namespace (ADONET) does not contain unmanaged resources. Therefore there is no need to dispose any of those as long as you have not added yourself something special to it. Understanding...
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How do I get Pyflakes to ignore a statement?

... If there only was a way to get this from some repo for EL6 :) - I guess I'll have to wrap this in a rpm myself. – Kimvais May 9 '12 at 4:54 1...
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SFTP in Python? (platform independent)

... look like this (not tested, but 99% sure it will work): fab_putfile.py: from fabric.api import * env.hosts = ['THEHOST.com'] env.user = 'THEUSER' env.password = 'THEPASSWORD' def put_file(file): put(file, './THETARGETDIRECTORY/') # it's copied into the target directory Then run the file w...
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Attach a file from MemoryStream to a MailMessage in C#

...ted,Values,..."); writer.Flush(); stream.Position = 0; // read from the start of what was written message.Attachments.Add(new Attachment(stream, "filename.csv", "text/csv")); mailClient.Send(message); } The StreamWriter and underlying stream should not be disposed until after...
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Windows equivalent to UNIX pwd

... @DanielStevens the help line from cd says Displays the name of or changes the current directory. – phuclv May 1 '19 at 3:00 ...
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How do I deserialize a JSON string into an NSDictionary? (For iOS 5+)

... @Abizern its common to receive JSON as a string from somewhere outside of your application – Chicowitz Nov 9 '17 at 0:31  |  ...
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No visible cause for “Unexpected token ILLEGAL”

...he Unexpected token ILLEGAL JavaScript syntax error. And where did it come from? I can't tell for sure, but my bet is on jsfiddle. If you paste code from there, it's very likely to include one or more U+200B characters. It seems the tool uses that character to control word-wrapping on long strings. ...