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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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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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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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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"
le...
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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Swift Bridging Header import issue
Following instructions, I've created a bridging header and added to my project. Unfortunately, the following error occurred:
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What does a script-Tag with src AND content mean?
...the src script, regardless of success. Since this behaviour is unreliable (and prohibited in HTML5), it should be avoided.
Google isn't relying an any specific behaviour. Since the content is just an object literal (a value), executing it would not actually do anything except cause a silent error. ...
When should TaskCompletionSource be used?
...n NuGet which allows the async/await keywords in .NET 4.0 projects (VS2012 and higher is recommended).
– Erik
Feb 1 '14 at 18:41
1
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JQuery: detect change in input field [duplicate]
...input changes, so when you paste something (even with right click), delete and type anything.
$('#myTextbox').on('input', function() {
// do something
});
If you use the change handler, this will only fire after the user deselects the input box, which may not be what you want.
There is an e...