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entity object cannot be referenced by multiple instances of IEntityChangeTracker. while adding relat
...ime I try to save my contact, which is validated I get the exception "ADO.Net Entity Framework An entity object cannot be referenced by multiple instances of IEntityChangeTracker"
...
Calculate MD5 checksum for a file
... use SHA-256 just out of habit :) I don't know about support for CRC32 in .NET offhand, but you can probably search for it as quickly as I can :)
– Jon Skeet
Jul 30 '14 at 13:40
12...
Why use sprintf function in PHP?
I am trying to learn more about the PHP function sprintf() but php.net did not help me much as I am still confused, why would you want to use it?
...
Bootstrap with jQuery Validation Plugin
...r.insertAfter(element);
}
}
});
See Example: http://jsfiddle.net/mapb_1990/hTPY7/7/
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Checking if a key exists in a JavaScript object?
...on it, while 3 can return false on it.)
Reference:
http://book.mixu.net/node/ch5.html
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What does status=canceled for a resource mean in Chrome Developer Tools?
...ently and it seemed dependent on the computer and/or the speed of the internet connection.
This information is a few months out of date, but I built Chromium from scratch, dug through the source to find all the places where requests could get cancelled, and slapped breakpoints on all of them to deb...
lose vim colorscheme in tmux mode
...han xterm on OS X, sshed into an Ubuntu box. I referred to this site: rhnh.net/2011/08/20/vim-and-tmux-on-osx
– waffl
May 22 '13 at 0:26
7
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Express.js: how to get remote client address
... when a new TCP stream is established. [The] socket is an object of type
net.Socket. Usually users will not want to access this event. In
particular, the socket will not emit readable events because of how
the protocol parser attaches to the socket. The socket can also be
accessed at request...
What are the real-world strengths and weaknesses of the many frameworks based on backbone.js? [close
...need. But that is community support, not direct support from Marionette.
https://github.com/derickbailey/backbone.marionette/wiki/Available-packages
Easily Change The Defaults
In my effort to reduce boilerplate code and provide sensible defaults (which is an idea that I directly "borrowed" from...
How to do constructor chaining in C#
...a valid point to anyone searching for this. If you are going to work with .NET versions before 4.0 (VS2010), please be advised that you have to create constructor chains as shown above.
However, if you're staying in 4.0, I have good news. You can now have a single constructor with optional argumen...