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Ruby: How to get the first character of a string
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You can use Ruby's open classes to make your code much more readable. For instance, this:
class String
def initial
self[0,1]
end
end
will allow you to use the initial method on any string. So if you have the following variables:
last_name = "Smith"...
Pythonic way to check if a list is sorted or not
Is there a pythonic way to check if a list is already sorted in ASC or DESC
23 Answers
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Regular expression to match any character being repeated more than 10 times
I'm looking for a simple regular expression to match the same character being repeated more than 10 or so times. So for example, if I have a document littered with horizontal lines:
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Creating a new dictionary in Python
...ered Dec 8 '11 at 1:13
Jan VorcakJan Vorcak
16.5k1111 gold badges4242 silver badges8383 bronze badges
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Why are you not able to declare a class as static in Java?
...ss(){
return new InnerClass();
}
//This method doesn't work
public static InnerClass getAnInnerClassStatically(){
return new InnerClass();
}
}
class OtherClass{
//Use of a static nested class:
private OuterClass.StaticNestedClass staticNestedClass = new Oute...
Shell script “for” loop syntax
I have gotten the following to work:
11 Answers
11
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Single quotes vs. double quotes in C or C++
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Antti Haapala
109k2121 gold badges223223 silver badges258258 bronze badges
answered Sep 10 '10 at 9:45
David Rodrígue...
What is the difference between class and instance methods?
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Like most of the other answers have said, instance methods use an instance of a class, whereas a class method can be used with just the class name. In Objective-C they are defined thusly:
@interface MyClass : NSObject
+ (voi...
How do I navigate in the results of Diff
When I do a Git diff, it shows the code with the diff and it looks great. But how do I go to the next page or the next document.
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Javascript - How to extract filename from a file input control
...nput type="file" > has an id of upload this should hopefully do the trick:
var fullPath = document.getElementById('upload').value;
if (fullPath) {
var startIndex = (fullPath.indexOf('\\') >= 0 ? fullPath.lastIndexOf('\\') : fullPath.lastIndexOf('/'));
var filename = fullPath.substring...