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Why do we use __init__ in Python classes?
...nd inherit some abstract characteristics and behavior from the human type (base-class) : that's inheritance. So all Humans can laugh and drink, therefore all child-classes can also! Inheritance (2).
But because they are all of the same kind (Type/base-class : Humans) you can exchange them sometimes...
What is the maximum possible length of a query string?
...m length, practical limits are imposed by web browser and server software. Based on research which is unfortunately no longer available on its original site (it leads to a shady seeming loan site) but which can still be found at Internet Archive Of Boutell.com:
Microsoft Internet Explorer (Browser...
What's the difference between assignment operator and copy constructor?
...arguments and then assignment operator is used and new values are assigned based on RHS. In case copy constructor is used, still same constructor will be called, but values used for initialization is from other object.
– Rajesh
Mar 17 '18 at 3:40
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Where is my Django installation?
...sconfig import get_python_lib; print get_python_lib()"
This gives you the base directory. From there, type /django/ and here you find all the default templates, admin templates, etc.
Hope this helps...
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How do I move to end of line in Vim?
...re-pending the up and down commands with g make vim move the cursor screen-based, rather than line-based. I.e. gj and gk allow you to move up and down on a long line. Really useful.
– Druckles
Apr 11 '12 at 17:29
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Finding the type of an object in C++
... a bad_cast exception.
Make sure there is at least one virtual function in Base class to make dynamic_cast work.
Wikipedia topic Run-time type information
RTTI is available only for classes that are polymorphic, which means
they have at least one virtual method. In practice, this is not a
limitatio...
What character encoding should I use for a HTTP header?
... value will be "quoted-printable". "B" could also be used if you wanted to BASE64-encode the value.
– GargantuChet
Jun 30 '14 at 21:53
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Get current domain
... | Joomla, Drupal/Symfony |
| The database | WordPress |
| An environmental variable | Laravel ...
How can I get nth element from a list?
... list), lists may in fact not be the proper data structure. For O(1) index-based access there are more efficient alternatives, such as arrays or vectors.
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Add missing dates to pandas dataframe
...lternatively use something like interpolate() to fill with non-zero values based on the neighboring rows.
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