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What's the state of the art in email validation for Rails?
What are you using to validate users' email addresses, and why?
13 Answers
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How to convert jsonString to JSONObject in Java
... @Gubatron Thanks dude you are right i have just downloaded it and make jar so now its working fine.
– Mr. Sajid Shaikh
Mar 10 '11 at 5:45
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Do I need to close() both FileReader and BufferedReader?
...Reader.close()
closes the stream according to javadoc for BufferedReader and InputStreamReader
as well as
FileReader.close()
does.
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What is the difference between ? and Object in Java generics?
...Eclipse seems to be giving me an option to choose between a type of Object and a type of '?'.
6 Answers
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What is path of JDK on Mac ? [duplicate]
Im using Mac only at work and I need to set JAVA_HOME to proper path of JDK. I downloaded JDK, installed it and now I can't find it anywhere. I was looking at the internet for the solution, but there is no folder Libraries/Java.
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Common use-cases for pickle in Python
I've looked at the pickle documentation, but I don't understand where pickle is useful.
9 Answers
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Split a String into an array in Swift?
... that String no longer adopts the SequenceType or CollectionType protocols and you must instead use the .characters property to access a CharacterView type representation of a String instance. (Note: CharacterView does adopt SequenceType and CollectionType protocols).
let fullName = "First Last"
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How to compare DateTime in C#?
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Microsoft has also implemented the operators '<' and '>'. So you use these to compare two dates.
if (date1 < DateTime.Now)
Console.WriteLine("Less than the current time!");
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Is there a read-only generic dictionary available in .NET?
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+1 for posting complete code and not just a link, but I'm curious, what's the point of an empty constructor in a ReadOnlyDictionary? :-)
– Samuel Neff
Feb 22 '11 at 16:36
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dd: How to calculate optimal blocksize? [closed]
...culate the optimal blocksize when running a dd ? I've researched it a bit and I've not found anything suggesting how this would be accomplished.
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