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Monthly Archives: May 2019

Return Null or Exception?

I am writing a getter function, and the requested object can not be found.  Do I return null?   Or do I throw an exception?  The answer is “it depends.”  Sometimes both options are needed, but how to decide? Read the rest of this entry »

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Posted by on May 11, 2019 in Coding, Example Code, practice

 

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Variable Names & Key Values

Constructing JSON in Java can be a bother.  The most standard JSON library requires objects to be created, and then called to put the members on there.  So much easier in JavaScript, but it is not Java script.  Still, one technique to improve the readability is to name the variable in java to match the key in JSON.   Simple concept, easy to do, I sometimes wonder why it is not obvious to all. Read the rest of this entry »

 
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Posted by on May 7, 2019 in Coding, Example Code

 

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