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Functions that return a function
... to the function, which can be assigned as you've done with var s = a(). s now contains a reference to the function b(), and calling s() is functionally equivalent to calling b().
// Return a reference to the function b().
// In your example, the reference is assigned to var s
return b;
Calling t...
What are the use cases for selecting CHAR over VARCHAR in SQL?
...mption that char uses less processing power than varchar may be true...for now...but database engines get better over time and this sort of general rule has the making of a future "myth".
Another thing: I have never seen a performance problem because someone decided to go with varchar. You will ma...
PHP Constants Containing Arrays?
...estion was made in 2009! This syntax will be nearly useless for most users now-a-days. Almost anyone has PHP 5.6 on their servers. The other answers are perfectly fine since they also offer alternatives. The accepted answer is the only viable way so far, if you don't want to use classes.
...
Detach many subdirectories into a new, separate Git repository
...ubdirectory-filter libs master
Continue if you have more than 2 folders. Now you shall have two new and temporary git repository.
Conquer by Merging apps and libs
3 - Prepare the brand new repo:
mkdir my-desired-repo
cd my-desired-repo
git init
And you will need to make at least one commit. I...
Where is HttpContent.ReadAsAsync?
....Formatting NuGet package page, the System.Net.Http.Formatting package is now legacy and can instead be found in the Microsoft.AspNet.WebApi.Client package available on NuGet here.
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Nullable type as a generic parameter possible?
...val = reader[columnName];
return (val == DBNull.Value ? null : val);
}
Now you don't need the explicit type hinting on the RHS:
int? value = myDataReader.GetNullableValue("MyColumnName");
In fact, you don't need it anywhere!
var value = myDataReader.GetNullableValue("MyColumnName");
value will...
Colorize logs in eclipse console
Is there a way to colorize parts of logs in the eclipse console. I know I could send to error and standard streams and color them differently but I'm more looking someting in the lines of ANSI escape codes (or anyother, HTML ?) where I could embed the colors in the string to have it colored in the ...
Why can't C++ be parsed with a LR(1) parser?
...ter to type x
It can be a multiply of x and y, throwing away the answer.
Now, you might think the latter is stupid and should be ignored.
Most would agree with you; however, there are cases where it might
have a side effect (e.g., if multiply is overloaded). but that isn't the point.
The point is ...
Why can't I reference my class library?
...e to our current 4.0 requirement, I downgraded the new solution to 4.0 and now my other project has no problems building against it. +1 for helping me stay sane!
– David Peterson
Nov 27 '12 at 22:57
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How do I concatenate two arrays in C#?
Right now I use
23 Answers
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