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  1. What are the uses of "using" in C#? - Stack Overflow

    Mar 8, 2017 · User kokos answered the wonderful Hidden Features of C# question by mentioning the using keyword. Can you elaborate on that? What are the uses of using?

  2. c# - try/catch + using, right syntax - Stack Overflow

    In other word, if you know that the initialization of a variable in using may throw a particular exception, I wrap it with try-catch. Similarly, if within using body something may happen, which …

  3. What is the difference between 'typedef' and 'using'?

    Updating the using keyword was specifically for templates, and (as was pointed out in the accepted answer) when you are working with non-templates using and typedef are …

  4. What's the problem with "using namespace std;"?

    The problem with putting using namespace in the header files of your classes is that it forces anyone who wants to use your classes (by including your header files) to also be 'using' (i.e. …

  5. MySQL JOIN ON vs USING? - Stack Overflow

    Feb 19, 2021 · Extremely good point. Of all the advantages using provides, it can't be combined with other predicates: select*from t join t2 using(i) and on 1 wouldnt work.

  6. Why use a using statement with a SqlTransaction?

    During my Googling I see many people using a using statement with a SqlTransaction. What is the benefit and/or difference of using this type of statement with a SqlTransaction?

  7. c# - in a "using" block is a SqlConnection closed on return or ...

    Yes Yes. Either way, when the using block is exited (either by successful completion or by error) it is closed. Although I think it would be better to organize like this because it's a lot easier to see …

  8. grammar - 'I was using', 'I have used', 'I have been using', 'I had ...

    Oct 21, 2010 · I had been using cocaine. Meaning, with a reference point in the past, starting a time before then up to the reference point, I was habitually using cocaine up to and including …

  9. How does `USING` keyword work in PostgreSQL? - Stack Overflow

    Jan 29, 2024 · I am confused with the USING keyword which is used to join two tables in postgres. I first saw it in another SO post Compare two tables in postgres. I checked the …

  10. c++ - Using std Namespace - Stack Overflow

    There seem to be different views on using 'using' with respect to the std namespace. Some say use ' using namespace std', other say don't but rather prefix std functions that are to be used …