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Function for Factorial in Python
...l (available in Python 2.6 and above):
import math
math.factorial(1000)
If you want/have to write it yourself, you can use an iterative approach:
def factorial(n):
fact = 1
for num in range(2, n + 1):
fact *= num
return fact
or a recursive approach:
def factorial(n):
i...
how to compare two elements in jquery [duplicate]
...Have you tested this? I'm pretty sure it won't return true because of the differences in the .selector property.
– Will Morgan
Mar 9 '10 at 13:35
3
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Sorting rows in a data table
...
Just like @Sai, you can modify the DataTable.DefaultView.Sort directly. No need to "break out" the view and recreate a table.
– Jonny
Oct 20 '16 at 11:16
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How do I set the rounded corner radius of a color drawable using xml?
... Also, the layout renderer in Android Studio won't be able to render it if you define the radius seperately (even with the same values) and would give you a warning "Pat.isConvex is not supported". Just use <corners android:radius="7dp"/>
– Francesco Ambrosini
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Postgresql aggregate array
...ent s
LEFT JOIN Grade g ON g.Student_id = s.Id
GROUP BY s.Id
By the way, if you are using Postgres 9.1, you don't need to repeat the columns on SELECT to GROUP BY, e.g. you don't need to repeat the student name on GROUP BY. You can merely GROUP BY on primary key. If you remove the primary key on s...
C pointers : pointing to an array of fixed size
...mes to exactly the same discovery and to exactly the same conclusion when (if) they reach certain level of proficiency with C language.
When the specifics of your application area call for an array of specific fixed size (array size is a compile-time constant), the only proper way to pass such an a...
How to get the url parameters using AngularJS
...ax will work for http://example.com/path?myParam=paramValue. However, only if you configured the $locationProvider in the HTML 5 mode before:
$locationProvider.html5Mode(true);
Otherwise have a look at the http://example.com/#!/path?myParam=someValue "Hashbang" syntax which is a bit more complica...
Difference between objectForKey and valueForKey?
What is the difference between objectForKey and valueForKey ?
I looked both up in the documentation and they seemed the same to me.
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Http 415 Unsupported Media type error with JSON
... charset to be set in the Content-Type. My guess is that they're checking if the string "application/json; charset=utf-8" == "application/json". That being said, JSON must be utf-8 so it's perfectly valid to leave out the charset.
– Tim Martin
Mar 28 '16 at 3...
javascript find and remove object in array based on key value
...veral approaches on how to find an object in an array, where ID = var, and if found, remove the object from the array and return the new array of objects.
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