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When is CRC more appropriate to use than MD5/SHA1?

When is it appropriate to use CRC for error detection versus more modern hashing functions such as MD5 or SHA1? Is the former easier to implement on embedded hardware? ...
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SQLite Concurrent Access

...ll. But if you start writing concurrently, lock contention could become an issue. A lot would then depend on how fast your filesystem is, since the SQLite engine itself is extremely fast and has many clever optimizations to minimize contention. Especially SQLite 3. For most desktop/laptop/tablet/ph...
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What are file descriptors, explained in simple terms?

.... These entries are represented by integers like (...100, 101, 102....). This entry number is the file descriptor. So it is just an integer number that uniquely represents an opened file in operating system. If your process opens 10 files then your Process table will have 10 entries for file descrip...
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Check if a string is html or not

I have a certain string for which I want to check if it is a html or not. I am using regex for the same but not getting the proper result. ...
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NOT using repository pattern, use the ORM as is (EF)

...y. Coding for the exception Do you code for the 1% chance your database is going to change from one technology to another? If you're thinking about your business's future state and say yes that's a possibility then a) they must have a lot of money to afford to do a migration to another DB technol...
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Why should I avoid multiple inheritance in C++?

Is it a good concept to use multiple inheritance or can I do other things instead? 15 Answers ...
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Difference between null and empty (“”) Java String

What is the difference between null and the "" (empty string)? 22 Answers 22 ...
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Why call git branch --unset-upstream to fixup?

...ntain my blog using the blogging framework Octopress . Though Octopress is not under any development since 2011, it serves my purpose well and so I haven't thought of changing anything so far. ...
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jQuery: Test if checkbox is NOT checked

I'm having trouble figuring this out. I have two checkboxes (in the future will have more): 18 Answers ...
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Is it smart to replace boost::thread and boost::mutex with c++11 equivalents?

Motivation: reason why I'm considering it is that my genius project manager thinks that boost is another dependency and that it is horrible because "you depend on it"(I tried explaining the quality of boost, then gave up after some time :( ). Smaller reason why I would like to do it is that I would...