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Why '&&' and not '&'?
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In most cases, && and || are preferred over & and | because the former are short-circuited, meaning that the evaluation is canceled as soon as the result is clear.
Example:
if(CanExecute() && CanSave()...
List vs tuple, when to use each? [duplicate]
In Python, when should you use lists and when tuples?
7 Answers
7
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See line breaks and carriage returns in editor
Does anyone know of a text editor on Linux that allows me to see line breaks and carriage returns? Does Vim support this feature?
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Flatten an Array of Arrays in Swift
Is there a counterpart in Swift to flatten in Scala, Xtend, Groovy, Ruby and co?
14 Answers
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Return all enumerables with yield return at once; without looping through
I have the following function to get validation errors for a card. My question relates to dealing with GetErrors. Both methods have the same return type IEnumerable<ErrorInfo> .
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Empty Visual Studio Project?
Is there a way to have an empty Project in Visual Studio 2008 or 2010? I do not mean an empty solution, I mean an empty project in a solution. Basically I have a solution with multiple projects, and I want to add a project to track some static files that are part of the solution but not of any speci...
Difference between a Structure and a Union
...stored at the same spot. This makes it useful when you want to store something that could be one of several types. A struct, on the other hand, has a separate memory location for each of its elements and they all can be used at once.
To give a concrete example of their use, I was working on a Schem...
Comparing two java.util.Dates to see if they are in the same day
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Calendar cal1 = Calendar.getInstance();
Calendar cal2 = Calendar.getInstance();
cal1.setTime(date1);
cal2.setTime(date2);
boolean sameDay = cal1.get(Calendar.DAY_OF_YEAR) == cal2.get(Calendar.DAY_OF_YEAR) &&
cal1.get(Calendar.Y...
How do I reverse an int array in Java?
I am trying to reverse an int array in Java.
43 Answers
43
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Flatten list of lists [duplicate]
I'm having a problem with square brackets in Python. I wrote a code that produces the following output:
4 Answers
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