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Hibernate vs JPA vs JDO - pros and cons of each? [closed]

...a native API, with features above and beyond that of JPA. IMO, I would recommend Hibernate. There have been some comments / questions about what you should do if you need to use Hibernate-specific features. There are many ways to look at this, but my advice would be: If you are not worried b...
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PostgreSQL DISTINCT ON with different ORDER BY

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Stopping scripters from slamming your website

This is about the bag o' crap sales on woot.com. I'm the president of Woot Workshop, the subsidiary of Woot that does the design, writes the product descriptions, podcasts, blog posts, and moderates the forums. I work with CSS/HTML and am only barely familiar with other technologies. I work closely ...
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Saving and Reading Bitmaps/Images from Internal memory in Android

... fos = new FileOutputStream(mypath); // Use the compress method on the BitMap object to write image to the OutputStream bitmapImage.compress(Bitmap.CompressFormat.PNG, 100, fos); } catch (Exception e) { e.printStackTrace(); } final...
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How do I unload (reload) a Python module?

...r process itself. To quote from the docs: Python modules’ code is recompiled and the module-level code reexecuted, defining a new set of objects which are bound to names in the module’s dictionary. The init function of extension modules is not called a second time. As with all o...
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Benchmarking small code samples in C#, can this implementation be improved?

... Here is the modified function: as recommended by the community, feel free to amend this its a community wiki. static double Profile(string description, int iterations, Action func) { //Run at highest priority to minimize fluctuations caused by other proce...
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How do I handle ImeOptions' done button click?

... I ended up with a combination of Roberts and chirags answers: ((EditText)findViewById(R.id.search_field)).setOnEditorActionListener( new EditText.OnEditorActionListener() { @Override public boolean onEditorAction(TextView v, i...
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E11000 duplicate key error index in mongodb mongoose

...dexed field, the index build will fail with a duplicate key error. You can combine the unique constraint with the sparse index to filter these null values from the unique index and avoid the error. unique indexes Sparse indexes only contain entries for documents that have the indexed field, even i...
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Python - Get path of root project structure

...ctories as containing packages; this is done to prevent directories with a common name, such as string, from unintentionally hiding valid modules that occur later on the module search path. In the simplest case, __init__.py can just be an empty file, but it can also execute initialization code for t...
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Effective method to hide email from spam bots

... community wiki 4 revscyptus ...