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How do I specify the Linq OrderBy argument dynamically?

...rn str + (isDesc ? " descending" : ""); } } 3) Write your switch for selecting of Lambda function public static class SortHelper { public static Expression<Func<UserApp, object>> UserApp(string orderProperty) { orderProperty = orderProperty?.ToLowerInvariant(); ...
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How to pass parameters correctly?

...king an rvalue reference (CreditCard&&). Overload resolution will select the former when passing an lvalue (in this case, one copy will be performed) and the latter when passing an rvalue (in this case, one move will be performed). Account(std::string number, float amount, CreditCard cons...
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How to get an element by its href in jquery?

... Yes, you can use jQuery's attribute selector for that. var linksToGoogle = $('a[href="http://google.com"]'); Alternatively, if your interest is rather links starting with a certain URL, use the attribute-starts-with selector: var allLinksToGoogle = $('a[hre...
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Flags to enable thorough and verbose g++ warnings

... when you enable a flag that enables multiple warnings, but you want to be selective about it. – Tamás Szelei Mar 25 '12 at 22:26 1 ...
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The quest for the Excel custom function tooltip

...{ return v1 + v2; } we get both the function description and when selecting the function, we get argument help That looks nice, but it's all still very flaky, only works on my machine and sometimes crashes Excel. It might be a start, though... Update 9 May 2014: I've made some progre...
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What does it mean when MySQL is in the state “Sending data”?

... In this state: The thread is reading and processing rows for a SELECT statement, and sending data to the client. Because operations occurring during this this state tend to perform large amounts of disk access (reads). That's why it takes more time to complete and so is the lon...
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What's the best way of structuring data on firebase?

...data and a SQL environment is querying data. There's no simple way to say "SELECT USERS WHERE X = Y", because of the real-time nature of the data (it's constantly changing, sharding, reconciling, etc, which requires a simpler internal model to keep the synchronized clients in check) A simple exampl...
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How do I get Windows to go as fast as Linux for compiling C++?

...ss to Windows source code, it is rarely taken advantage of). Look at this selection of Unix-related performance papers: http://www.eecs.harvard.edu/margo/papers/ or look up the history of papers by Osterhaus, Henry Spencer, or others. Heck, one of the biggest (and most enjoyable to watch) debates i...
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What does “dereferencing” a pointer mean?

...he pointer may be relative to some specific memory area, which the CPU may select based on CPU "segment" registers or some manner of segment id encoded in the bit-pattern, and/or looking in different places depending on the machine code instructions using the address. For example, an int* properly ...
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How do I get the localhost name in PowerShell?

...ComputerSystem get Name Powershell Get-WMIObject Win32_ComputerSystem | Select-Object -ExpandProperty name and ... hostname.exe share | improve this answer | follow ...