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How slow are .NET exceptions?
...I wish to resolve a simple issue. 99% of the time the argument for not throwing exceptions revolves around them being slow while the other side claims (with benchmark test) that the speed is not the issue. I've read numerous blogs, articles, and posts pertaining one side or the other. So which is it...
Should I use #define, enum or const?
...disadvantages of a single approach. I work in embedded systems so the following solution is based on the fact that integer and bitwise operators are fast, low memory & low in flash usage.
Place the enum in a namespace to prevent the constants from polluting the global namespace.
namespace Reco...
HTML: Include, or exclude, optional closing tags?
...plications 1.0,” which included major new features like a direct-mode drawing canvas and native support for audio and video without plugins.
In October 2009, the W3C shut down the XHTML 2 Working Group and issued this statement to explain their decision:
When W3C announced the HTM...
Calling C++ class methods via a function pointer
...myfunction (arg);.
This kind of thing is fairly common when using the old Win32 APIs, which were originally designed for C rather than C++. Of course in that case, the parameter is normally LPARAM or similar rather than a pointer, and some casting is needed.
...
Why is Go so slow (compared to Java)?
...
In the next release of the Go FAQ, something similar to the following should appear.
Performance
Why does Go perform badly on benchmark
X?
One of Go's design goals is to
approach the performance of C for
comparable programs, yet on some
benchmarks it does quite poorly...
GUI not working after rewriting to MVC
... pattern is no panacea, but it offers some advantages. Rooted in MVC, the Swing separable model architecture is discussed in A Swing Architecture Overview. Based on this outline, the following example shows an MVC implementation of a much simpler game that illustrates similar principles. Note that t...
Creating a simple XML file using python
...performance, the benchmarks on the LXML site indicate that:
LXML clearly wins for serializing (generating) XML
As a side-effect of implementing proper parent traversal, LXML is a bit slower than cElementTree for parsing.
...
Is it worth hashing passwords on the client side
...order to make sure, that such a replay attack cannot work, usually, by allowing the client to select a bunch of random bits, which are hashed along with the password, and also submitted in the clear to the server.
On the server:
generate a few bits of random
send these bits (in clear text) to th...
Does Java 8 provide a good way to repeat a value or function?
...
@jwenting It really depends - typically with GUI stuff (Swing or JavaFX), that removes a lot of boiler plate due to anonymous classes.
– assylias
Aug 30 '13 at 12:12
...
Sibling package imports
...located at C:\tmp\test_imports\.
api.py
As a test case, let's use the following ./api/api.py
def function_from_api():
return 'I am the return value from api.api!'
test_one.py
from api.api import function_from_api
def test_function():
print(function_from_api())
if __name__ == '__main__':
...