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Python function overloading
I know that Python does not support method overloading, but I've run into a problem that I can't seem to solve in a nice Pythonic way.
...
How do I get logs/details of ansible-playbook module executions?
...ion to see the effect. With stdout_callback = debug set, the output should now look something like this:
TASK [Say Hello] ********************************
changed: [192.168.1.2] => {
"changed": true,
"rc": 0
}
STDOUT:
Hello!
STDERR:
Shared connection to 192.168.1.2 closed.
There...
How do I detect unsigned integer multiply overflow?
...
I see you're using unsigned integers. By definition, in C (I don't know about C++), unsigned arithmetic does not overflow ... so, at least for C, your point is moot :)
With signed integers, once there has been overflow, undefined behaviour (UB) has occurred and your program can do anything (...
What are the correct version numbers for C#?
...
C# language version history:
These are the versions of C# known about at the time of this writing:
C# 1.0 released with .NET 1.0 and VS2002 (January 2002)
C# 1.2 (bizarrely enough); released with .NET 1.1 and VS2003 (April 2003). First version to call Dispose on IEnumerators which ...
Wrap a delegate in an IEqualityComparer
...f your ignore problems with defining a correct hashcode), but I'd like to know if there is an out-of-the-box solution.
13 A...
How do I use HTML as the view engine in Express?
...gine('html', require('ejs').renderFile);
app.set('view engine', 'html');
Now you can use ejs view engine while keeping your view files as .html
source: http://www.makebetterthings.com/node-js/how-to-use-html-with-express-node-js/
You need to install this two packages:
`npm install ejs --save`
`...
How to create a jQuery plugin with methods?
...tooltip', $.extend(true, {}, $.fn.tooltip.defaults, methodOrOptions));, so now I can access to options whenever I want after the initialization.
– ivkremer
Aug 7 '13 at 11:10
16
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Static methods in Python?
...umber of arguments, but would also cause an exception to be raised because now n would be representing a Dog instance (i.e., rex) when the function expects n to be numerical.
This is where the decoration comes in:
If we precede the "rollCall" method with
@staticmethod
then, by explicitly stating...
How to avoid .pyc files?
...
From "What’s New in Python 2.6 - Interpreter Changes":
Python can now be prevented from
writing .pyc or .pyo files by
supplying the -B switch to the Python
interpreter, or by setting the
PYTHONDONTWRITEBYTECODE environment
variable before running the
interpreter. This setting is...
String concatenation vs. string substitution in Python
... large boosts in performance..."
If performance matters, this is good to know.
However, performance problems I've seen have never come down to string operations. I've generally gotten in trouble with I/O, sorting and O(n2) operations being the bottlenecks.
Until string operations are the perfor...