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Combining C++ and C - how does #ifdef __cplusplus work?

...convert the legacy code, as well. I'm a little confused about how the C and C++ interact. I understand that by wrapping the C code with extern "C" the C++ compiler will not mangle the C code's names, but I'm not entirely sure how to implement this. ...
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What data type to use for hashed password field and what length?

... @Hippo: Please, don't use the username as the salt. Generate a random salt per user. – Bill Karwin Sep 15 '10 at 18:38 11 ...
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How to bind to a PasswordBox in MVVM

...e security attack vector. The PasswordBox uses encrypted memory (of sorts) and the only way to access the password is through the CLR property. I would suggest that when accessing the PasswordBox.Password CLR property you'd refrain from placing it in any variable or as a value for any property. Ke...
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what’s the difference between Expires and Cache-Control headers?

What’s the difference between Expires and Cache-Control headers? 7 Answers 7 ...
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Cannot read configuration file due to insufficient permissions

...s (Network Services, Local System, etc.), should have permission to access and read web.config file. Update: This updated answer is same as above, but a little longer and simpler and improved. First of all: you don't have to change anything in your config file. It's OK. The problem is with window...
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Why is my git repository so big?

... pulled the wrong remote repository into the local one (git remote add ... and git remote update). After deleting the unwanted remote ref, branches and tags I still had 1.4GB (!) of wasted space in my repository. I was only able to get rid of this by cloning it with git clone file:///path/to/repos...
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proper hibernate annotation for byte[]

I have an application using hibernate 3.1 and JPA annotations. It has a few objects with byte[] attributes (1k - 200k in size). It uses the JPA @Lob annotation, and hibernate 3.1 can read these just fine on all major databases -- it seems to hide the JDBC Blob vendor peculiarities (as it should do...
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Get file size, image width and height before upload

How can I get the file size, image height and width before upload to my website, with jQuery or JavaScript? 7 Answers ...
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Import .bak file to a database in SQL server

...ane (Object Explorer) Click Restore Database... Choose Device, click ..., and add your .bak file Click OK, then OK again Done. share | improve this answer | follow ...
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Github Windows 'Failed to sync this branch'

I am using Github Windows 1.0.38.1 and when I click the 'Sync' button after committing, I get the error 17 Answers ...