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How should equals and hashcode be implemented when using JPA and Hibernate
...ss's equals and hashcode be implemented in Hibernate? What are the common pitfalls? Is the default implementation good enough for most cases? Is there any sense to use business keys?
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.gitignore and “The following untracked working tree files would be overwritten by checkout”
So I added a folder to my .gitignore file.
29 Answers
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How to output in CLI during execution of PHP Unit tests?
When running a PHPUnit test, I would like to be able to dump output so I can debug one or two things.
17 Answers
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How to reload page every 5 seconds?
...t to html; once I make the changes in code/html/css, every time I have to hit F5. Is there any simple javascript/jQuery solution for this? I.e. after I add the script, reload the whole page every 5 seconds (or some other specific time).
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Any open source alternatives to balsamiq mockup [closed]
As the title reads, I'm looking for open source alternatives to balsamiq mockup for prototyping. Anyone knows of an equally good alternative that's open source or basically freeware.
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Why are Objective-C delegates usually given the property assign instead of retain?
...oth are the same in a garbage collected environment. I'm mostly concerned with a non-GC based environment (eg: iPhone).
4 A...
Default value to a parameter while passing by reference in C++
Is it possible to give a default value to a parameter of a function while we are passing the parameter by reference. in C++
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How can I escape square brackets in a LIKE clause?
I am trying to filter items with a stored procedure using like. The column is a varchar(15). The items I am trying to filter have square brackets in the name.
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Shortcut for creating single item list in C#
In C#, is there an inline shortcut to instantiate a List with only one item.
13 Answers
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Difference between array_push() and $array[] =
... overheads to the call, as PHP has to look up the function reference, find its position in memory and execute whatever code it defines.
Using $arr[] = 'some value'; does not require a function call, and implements the addition straight into the data structure. Thus, when adding a lot of data it is ...