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In Java, what is the best way to determine the size of an object?
I have an application that reads a CSV file with piles of data rows. I give the user a summary of the number of rows based on types of data, but I want to make sure that I don't read in too many rows of data and cause OutOfMemoryError s. Each row translates into an object. Is there an easy way t...
Why return NotImplemented instead of raising NotImplementedError
Python has a singleton called NotImplemented .
4 Answers
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Appending an element to the end of a list in Scala
I can't add an element of type T into a list List[T] .
I tried with myList ::= myElement but it seems it creates a strange object and accessing to myList.last always returns the first element that was put inside the list. How can I solve this problem?
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How to pipe stdout while keeping it on screen ? (and not to a output file)
I would like to pipe standard output of a program while keeping it on screen.
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Rollback a Git merge
I use git merge --no-ff develop to merge any upstream changes into dashboard
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What is a MIME type?
I have been reading about how to build plug-ins and this "MIME type" keeps getting discussed in it. I have tried to look into it and know that it is Multipurpose Internet Mail Extensions (MIME) but no suitable explanation of how it relates to browser plug-ins, as in what I need to know about it for ...
Disable Maven warning message - “Selected war files include a WEB-INF/web.xml which will be ignored”
When building WAR package using Maven 2.1.1, I get this warning message:
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Android: Difference between Parcelable and Serializable?
Why does Android provide 2 interfaces for serializing objects? Do Serializable objects interopt with Android Binder and AIDL files?
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Spring: how do I inject an HttpServletRequest into a request-scoped bean?
I'm trying to set up a request-scoped bean in Spring.
3 Answers
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Passing an Array as Arguments, not an Array, in PHP
I seem to remember that in PHP there is a way to pass an array as a list of arguments for a function, dereferencing the array into the standard func($arg1, $arg2) manner. But now I'm lost on how to do it. I recall the manner of passing by reference, how to "glob" incoming parameters ... but not ...