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How can a Java variable be different from itself?
I am wondering if this question can be solved in Java (I'm new to the language). This is the code:
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What is the proper way to re-attach detached objects in Hibernate?
I have a situation in which I need to re-attach detached objects to a hibernate session, although an object of the same identity MAY already exist in the session, which will cause errors.
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IntelliJ IDEA generating serialVersionUID
How do generate this value in IntelliJ IDEA?
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How can I extract embedded fonts from a PDF as valid font files?
I'm aware of the pdftk.exe utility that can indicate which fonts are used by a PDF, and wether they are embedded or not.
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How does RegexOptions.Compiled work?
What is going on behind the scenes when you mark a regular expression as one to be compiled? How does this compare/is different from a cached regular expression?
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How do you delete a column by name in data.table?
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Add column with constant value to pandas dataframe [duplicate]
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Most efficient way to convert an HTMLCollection to an Array
Is there a more efficient way to convert an HTMLCollection to an Array, other than iterating through the contents of said collection and manually pushing each item into an array?
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How to test a merge without actually merging first
Is there any way of simulating a git merge between two branches, the current working branch and the master, but without making any changes?
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Removing white space around a saved image in matplotlib
I need to take an image and save it after some process. The figure looks fine when I display it, but after saving the figure, I got some white space around the saved image. I have tried the 'tight' option for savefig method, did not work either. The code:
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