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Failed to locate the winutils binary in the hadoop binary path
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Ganesh Jadhav
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answered Dec 10 '14 at 6:45
Prasad DPrasad D
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Spring MVC type conversion : PropertyEditor or Converter?
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With all these drawbacks, why using Converters ? Am I missing
something ? Are there other tricks that I am not aware of ?
No, I think you have very comprehensively described both PropertyEditor and Converter, how each one is d...
“Notice: Undefined variable”, “Notice: Undefined index”, and “Notice: Undefined offset” using PHP
... can be used to detect if a variable has been already initialized. Additionally and more ideal is the solution of empty() since it does not generate a warning or error message if the variable is not initialized.
From PHP documentation:
No warning is generated if the variable does not exist. T...
How can I add “href” attribute to a link dynamically using JavaScript?
How can I add the href attribute to a link dynamically using JavaScript?
4 Answers
4...
Deserialize JSON to ArrayList using Jackson
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Visually inspect your array to make sure you got back a list at least. And if need be add the mixin back, which should work along with the TypeReference to get everything neatly deserialized.
– Perception
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What's the best UI for entering date of birth? [closed]
...ry fast. For a not so advanced user I suggest using a datepicker. Since usually you also have advanced and non-advanced users I suggest a combination of text input and datepicker.
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Synchronously waiting for an async operation, and why does Wait() freeze the program here
...g for the entire task to complete, you have a deadlock.
Moving the async call to Task.Run() solves the issue.
Because the async call is now running on a thread pool thread, it doesn't try to come back to the UI thread, and everything therefore works.
Alternatively, you could call StartAsTask().Con...
Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
...ume that a developer is only adding enums where they're useful. The only really bad use I've seen of enums was in some harmony code where they really wanted ints (for bitmasks and the like) and the "enum" wasn't an enum in any reasonable sense. If you find yourself calling "ordinal()" a lot, that's ...
Visual Studio TFS shows unchanged files in the list of pending changes
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This is normal if a file becomes automatically checked out due to a change, and if ultimately the contents of the file are changed back to it's original state. At that point you would see the message about identical contents upon comparison.
This blog entry descr...
How to inject dependencies into a self-instantiated object in Spring?
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This is actually a bad pattern. If this is how you really use MyBean why not just have constructor with AnotherBean as parameter. Something like: code private @Autowired AnotherBean bean; public void doStuff() { MyBean obj = new M...