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Case preserving substitute in Vim
...OOD' : 'ood' )
Apart from the search pattern, you have to edit the four 'strings' in the replacement code: Edit the parts in bold:
:%s/\cbad\zejob/\=
( submatch(0)[0] is# toupper(submatch(0)[0]) ? 'G' : 'g' ) .
( submatch(0)[1] is# toupper(submatch(0)[1]) ? 'OOD' : 'ood' )
Don't use th...
What is the equivalent of the C# 'var' keyword in Java?
.... variables are still 100% statically typed. This will not compile:
var myString = "foo";
myString = 3;
var is also useful when the type is obvious from context. For example:
var currentUser = User.GetCurrent();
I can say that in any code that I am responsible for, currentUser has a User or der...
Access parent URL from iframe
...his doesn't seem to work with Edge browser - the referrer will be an empty string.. stackoverflow.com/questions/24169219/…
– Davide Orazio Montersino
May 23 '17 at 9:59
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What is the best django model field to use to represent a US dollar amount?
...
I think this example is correct almost to all currencies. To represent currencies as Bitcoin, I think is much better to use an integer field to save the amount in satoshis, and then show it to the final user in the representation that you want (BTC, mBTC, etc)
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How do I rename the extension for a bunch of files?
In a directory, I have a bunch of *.html files. I'd like to rename them all to *.txt
24 Answers
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Does R have an assert statement as in python?
...ndition that will throw an error in your program. Here's an example:
Less_Than_8 = function(x) return(x < 8)
for (i in 1:10)
{
print(i)
stopifnot(Less_Than_8(i))
}
This will print the numbers 1 through 8, then print a message that says
Error: Less_Than_8(i) is not TRUE
It would be ni...
Visual Studio loading symbols
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Debug -> Delete All Breakpoints ( http://darrinbishop.com/blog/2010/06/sharepoint-2010-hangs-after-visual-studio-2010-f5-debugging )
After that you can use them again, but do it once. It will remove some kind of "invalid" breakpoints too and...
Is there a conditional ternary operator in VB.NET?
...Here's some more info: Visual Basic If announcement
Example:
Dim foo as String = If(bar = buz, cat, dog)
[EDIT]
Prior to 2008 it was IIf, which worked almost identically to the If operator described Above.
Example:
Dim foo as String = IIf(bar = buz, cat, dog)
...
What is the meaning of “this” in Java?
... System.out.println(this); // refers to this entire object
}
public String toString() {
return "MyThisTest a=" + a; // refers to the field a
}
}
Then calling frobnicate() on new MyThisTest() will print
1
42
MyThisTest a=42
So effectively you use it for multiple things:
clarify ...
Lambda Expression and generic method
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Using method reference, i found other way to pass the argument:
List<String> list = Arrays.asList("a", "b", "c");
sort(list, Comparable::<String>compareTo);
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