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Using Jasmine to spy on a function without an object
...e's what you can do.
In the test file, convert the import of the function from this:
import {foo} from '../foo_functions';
x = foo(y);
To this:
import * as FooFunctions from '../foo_functions';
x = FooFunctions.foo(y);
Then you can spy on FooFunctions.foo :)
spyOn(FooFunctions, 'foo').and....
Understanding events and event handlers in C#
...to replace myFactory.GetInstance() into myOfflineFakeFactory.GetInstance() from one central place (aka factory method pattern).
Factory method pattern
So, if you have a TheOtherClass class and it needs to use the myFactory.GetInstance(), this is how the code will look like without delegates (you'll ...
Using AES encryption in C#
...he bytes to a string.
string roundtrip = DecryptStringFromBytes(encrypted, myRijndael.Key, myRijndael.IV);
//Display the original data and the decrypted data.
Console.WriteLine("Original: {0}", original);
Console.Wri...
Which exception should I raise on bad/illegal argument combinations in Python?
...s not intended to be caught in normal program execution or it would derive from RuntimeError.
– ereOn
May 28 '15 at 14:53
3
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Check if two linked lists merge. If so, where?
...ut now it won't go back to the beginning of the list it originally started from! Instead, it will go to the beginning of the other list! The number of iterations it made should be calculated and equal to y.
So we know the following numbers:
x = a+c
y = b+c
z = a+b
From which we determine that
...
Getting the docstring from a function
...
Interactively, you can display it with
help(my_func)
Or from code you can retrieve it with
my_func.__doc__
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Can you run GUI applications in a Docker container?
...irefox over VNC
#
# VERSION 0.1
# DOCKER-VERSION 0.2
FROM ubuntu:12.04
# Make sure the package repository is up to date
RUN echo "deb http://archive.ubuntu.com/ubuntu precise main universe" > /etc/apt/sources.list
RUN apt-get update
# Install vnc, xvfb in order t...
When to choose checked and unchecked exceptions
...d for predictable, but unpreventable errors that are reasonable to recover from.
Unchecked Exceptions should be used for everything else.
I'll break this down for you, because most people misunderstand what this means.
Predictable but unpreventable: The caller did everything within their power t...
What is unit testing and how do you do it? [duplicate]
...
Agreed. In addition they protect from regressions, if you fix tests at the same time as bugs (as you should).
– MattJ
Mar 16 '09 at 23:16
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Python 3 ImportError: No module named 'ConfigParser'
...g target on this one but I use pip3 install mysql-connector. Now available from MySQL for python3 support. release at time of typing is 2.1.3.
– Longmang
Jun 7 '16 at 9:42
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