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What is the difference between Python and IPython?
...out of using Python, with:
Powerful Python shells (terminal and Qt-based).
A web-based notebook with the same core features but support for code, text, mathematical expressions, inline plots and other rich media.
Support for interactive data visualization and use of GUI toolkits.
Flexi...
Git pull after forced update
I just squashed some commits with git rebase and did a git push --force (which is evil, I know).
3 Answers
...
method of iterating over sqlalchemy model's defined columns?
...not desirable.
But it is actually much easier because if you inherit from Base, you have a __table__ attribute, so that you can do:
for c in JobStatus.__table__.columns:
print c
for c in JobStatus.__table__.foreign_keys:
print c
See How to discover table properties from SQLAlchemy mappe...
Where and why do I have to put the “template” and “typename” keywords?
...the keywords are forbidden, as detailed below
On the name of a dependent base class you are not allowed to write typename. It's assumed that the name given is a class type name. This is true for both names in the base-class list and the constructor initializer list:
template <typename T>
...
Python class inherits object
... two styles of classes depending on the presence or absence of object as a base-class:
"classic" style classes: they don't have object as a base class:
>>> class ClassicSpam: # no base class
... pass
>>> ClassicSpam.__bases__
()
"new" style classes: they have, directly...
Simple (non-secure) hash function for JavaScript? [duplicate]
...it.info/javascript-md5.html
If you don't need security, you can also use base64 which is not hash-function, has not fixed output and could be simply decoded by user, but looks more lightweight and could be used for hide values: http://www.webtoolkit.info/javascript-base64.html
...
Creating an abstract class in Objective-C
...
if u add base class and then inherit this class for example 10 times and forgot to implement this in one of classes u will get message with name of Base class not inherited one like Terminating app due to uncaught exception 'NSInvalid...
Installing multiple instances of the same windows service on a server
...service running on the same server and configured to point at separate databases.
10 Answers
...
How do I implement IEnumerable
...
@ja72 What if you're already inheriting from another base class and cannot inherit from Collection<MyObject>?
– Monroe Thomas
Oct 9 '18 at 22:41
...
What is more efficient? Using pow to square or just multiply it with itself?
...b)
TEST(5, b*b*b*b*b)
template <int exponent>
double testpow(double base, long loops)
{
double x = 0.0;
boost::posix_time::ptime startTime = now();
for (long i=0; i<loops; ++i)
{
x += std::pow(base, exponent);
x += std::pow(base, exponent);
x += std...