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How to explain Katana and OWIN in simple words and uses?
... vNext, meaning that programming model will be pretty much the same. Quote from forum post made by David Fowler (Architect of ASP.NET vNext):
vNext is the successor to Katana (which is why they look so similar).
Katana was the beginning of the break away from System.Web and to more
modular c...
How to get CRON to call in the correct PATHs
...rying to get cron to call in the correct PATHs. When I run a Python script from shell the script runs fine as it uses the PATHs set in bashrc but when I use cron all the PATHs are not used from bashrc. Is there a file I can enter the PATHs into for cron like bashrc or a way to call the PATHs from ba...
Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamari
...t know why it's so much slower. One possibility is that marshaling strings from native to Java may be faster on Android than native to C# is on Xamarin.
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Git: Recover deleted (remote) branch
...d to run into the problem again (or unintentionally clobber commits pushed from other repos).
– Chris Johnsen
Jan 3 '10 at 5:27
...
How to call function of one php file from another php file and pass parameters to it?
I want to call a function in one PHP file from a second PHP file and also pass two parameters to that function. How can I do this?
...
How to write the Fibonacci Sequence?
...ne is pretty easy to implement and very, very fast to compute, in Python:
from math import sqrt
def F(n):
return ((1+sqrt(5))**n-(1-sqrt(5))**n)/(2**n*sqrt(5))
An other way to do it is following the definition (from wikipedia):
The first number of the sequence is 0,
the second number is...
Split a module across several files
...e is to make use of pub use, which will allow you to re-export identifiers from other modules. There is precedent for this in Rust's std::io crate where some types from sub-modules are re-exported for use in std::io.
Edit (2019-08-25): the following part of the answer was written quite some time...
Using str_replace so that it only acts on the first match?
...
Can be done with preg_replace:
function str_replace_first($from, $to, $content)
{
$from = '/'.preg_quote($from, '/').'/';
return preg_replace($from, $to, $content, 1);
}
echo str_replace_first('abc', '123', 'abcdef abcdef abcdef');
// outputs '123def abcdef abcdef'
The m...
Compare object instances for equality by their attributes
...f __lt__(), __le__(), __gt__(), or __ge__() is needed in addition to that. From that, Python can infer the other methods. See functools for more information.
– kba
Nov 19 '13 at 1:42
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How to get week number in Python?
...tle late. But on my machine, date(2010, 1, 1).isocalendar()[1] returns 53. From the docs: "For example, 2004 begins on a Thursday, so the first week of ISO year 2004 begins on Monday, 29 Dec 2003 and ends on Sunday, 4 Jan 2004, so that date(2003, 12, 29).isocalendar() == (2004, 1, 1) and date(2004,...