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Guaranteed lifetime of temporary in C++?
Does C++ provide a guarantee for the lifetime of a temporary variable that is created within a function call but not used as a parameter? Here's an example class:
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INSERT INTO … SELECT FROM … ON DUPLICATE KEY UPDATE
I'm doing an insert query where most of many columns would need to be updated to the new values if a unique key already existed. It goes something like this:
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What size do you use for varchar(MAX) in your parameter declaration?
I normally set my column size when creating a parameter in ADO.NET
5 Answers
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Display milliseconds in Excel
I am trying to display milliseconds in an Excel macro. I have a column of integers which are timestamps in milliseconds (e.g. 28095200 is 7:48:15.200 am), and I want to make a new column next to it which keeps a running average and displays the time in a hh:mm:ss.000 format.
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What does “#pragma comment” mean?
What does #pragma comment mean in the following?
5 Answers
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Vim: How to change the highlight color for search hits and quickfix selection
I am using the desert colorscheme, which uses white text on orange background for highlighting search hits. The same pattern is used for the selected entry in the quickfix window.
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How to specify Composer install path?
I have this definition:
3 Answers
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How do you take a git diff file, and apply it to a local branch that is a copy of the same repositor
I have a .diff file created by a coworker, and would like to apply the changes listed in that diff file to my local branch of the exact same repository. I do not have access to that worker's pc or branch that was used to generate this diff file.
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How to enable C++11 in Qt Creator?
The title is pretty self-descriptive. I've downloaded Qt Creator 2.7.0, and I am trying to compile some basic C++11 code:
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