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Appending a vector to a vector [duplicate]
...bstdc++. std::copy is indeed slower than using std::vector::insert. I just tested it with libstdc++ that came with g++ 4.4.5.
– Marc Claesen
May 30 '13 at 21:43
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Which parallel sorting algorithm has the best average case performance?
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I got an 8 core processor. :) Now I have tested sorting upwards of 40M elements. I am not seeing linear speedup, but I am seeing substantial performance gain over the standard Java 8 Collections sort algorithm, which is supposedly a multi-threadd Timsort. My PSRS im...
Which is more efficient: Multiple MySQL tables or one large table?
...around a smaller unit of functionality, so that it is easier to comprehend/test/change, and clear where that unit interacts with other units of functionality. The goal is to keep most connections (references, calls) inside one unit, with few connections between units. Defining several interfaces tha...
Is there an equivalent to CTRL+C in IPython Notebook in Firefox to break cells that are running?
...o find the name of a jupyter kernel using the jupyter api. This script was tested on MACOS with python3 and requires jupyter notebook, requests, json and psutil.
Put the script in your home directory and then usage looks like:
python ~/interrupt_bad_kernels.py
Interrupt kernel chews cpu.ipynb; PID...
Compiling dynamic HTML strings from database
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@AlexandrosSpyropoulos I just test and see that my code runs okay even with 1.2.12. I think you probably missed the declaration <div dynamic="html"> in the HTML? (With that declaration, $watch watches the 'html' property in scope, not the actual HTM...
How to save traceback / sys.exc_info() values in a variable?
....with_traceback(tb)
finally:
# cleanup code in here
gc.collect()
Tested with python 3.7.
p.s. the problem with ipython or jupyter notebook env is that it has %tb magic which saves the traceback and makes it available at any point later. And as a result any locals() in all frames participa...
What is Type-safe?
...ou up to a lot of errors that can be easily missed, and only identified by testing the running program. Personally, I prefer to have my compiler tell me if I made that mistake.
Now, back to C#...
C# supports a language feature called covariance, this basically means that you can substitute a base ...
Why does an image captured using camera intent gets rotated on some devices on Android?
...he final complete solution for this issue that will do the following after testing it on Android Android 4.1 (Jelly Bean), Android 4.4 (KitKat) and Android 5.0 (Lollipop).
Steps
Scale down the image if it was bigger than 1024x1024.
Rotate the image to the right orientation only if it was rotate ...
What is the difference between DAO and Repository patterns?
...EJB3), Hibernate ORM as infrastructure, and Domain-Driven Design (DDD) and Test-Driven Development (TDD) as design techniques.
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Python vs Bash - In which kind of tasks each one outruns the other performance-wise? [closed]
...lies machine performance and not developer performance. See my performance tests in another answer.
– Grzegorz Luczywo
Aug 6 '14 at 23:08
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