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PostgreSQL DISTINCT ON with different ORDER BY
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Learning WebGL and three.js [closed]
I'm new and starting to learn about 3D computer graphics in web browsers. I'm interested in making 3D games in a browser. For anyone who has learned both WebGL and three.js...
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Chaining multiple MapReduce jobs in Hadoop
...e the JobClient.runJob(). The output path of the data from the first job becomes the input path to your second job. These need to be passed in as arguments to your jobs with appropriate code to parse them and set up the parameters for the job.
I think that the above method might however be the way t...
Saving and Reading Bitmaps/Images from Internal memory in Android
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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...
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...
Benchmarking small code samples in C#, can this implementation be improved?
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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...
How to delete or add column in SQLITE?
...QLite
SQLite supports a limited subset of ALTER TABLE. The ALTER TABLE command in SQLite allows the user to rename a table or to add a new column to an existing table. It is not possible to rename a column, remove a column, or add or remove constraints from a table.
You can:
create new table...
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...
How do I make my GUI behave well when Windows font scaling is greater than 100%
...with TForm.Scaled = True. DPI awareness is only important to me when it becomes important to customers who call me and are willing to pay for it. The technical reason behind that point of view is that DPI-awareness or not, you are opening a window into a world of hurt. Many standard and third par...
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 ...