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How can I remove the string “\n” from within a Ruby string?
I have this string:
6 Answers
6
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How can I do division with variables in a Linux shell?
When I run commands in my shell as below, it returns an expr: non-integer argument error. Can someone please explain this to me?
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Is there type Long in SQLite?
I want to create a table with the column type Long instead of Integer . Is it possible?
7 Answers
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How to import and use different packages of the same name in Go language?
For example, I want to use both text/template and html/template in one source file.
But the code below throw errors.
2 Ans...
How to uncompress a tar.gz in another directory
...ry if you prefer long options) to give the target directory of your choice in case you are using the Gnu version of tar. The directory should exist:
mkdir foo
tar -xzf bar.tar.gz -C foo
If you are not using a tar capable of extracting to a specific directory, you can simply cd into your target d...
Comparing two CGRects
...to check wether the frame of my view is equal to a given CGRect. I tried doing that like this:
4 Answers
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Best way to create an empty map in Java
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1) If the Map can be immutable:
Collections.emptyMap()
// or, in some cases:
Collections.<String, String>emptyMap()
You'll have to use the latter sometimes when the compiler cannot automatically figure out what kind of Map is needed (this is called type inference). For example, ...
Int to Char in C#
What is the best way to convert an Int value to the corresponding Char in Utf16, given that the Int is in the range of valid values?
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String Concatenation using '+' operator
Looking at the string class metadata, I only see the operators == and != overloaded. So how is it able to perform concatenation for the ' + ' operator?
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Sort array of objects by string property value
... b.last_nom ){
return 1;
}
return 0;
}
objs.sort( compare );
Or inline (c/o Marco Demaio):
objs.sort((a,b) => (a.last_nom > b.last_nom) ? 1 : ((b.last_nom > a.last_nom) ? -1 : 0));
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