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Conditionally use 32/64 bit reference when building in Visual Studio
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The solution works for the default configuration, but not from my testing not if you change the configuration from the configuration from the Visual Studio (2012 in my case) Solution Configuration dropdown list.
– Sarah Weinberger
Jul 22 '13 at...
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....
ssh: Could not resolve hostname [hostname]: nodename nor servname provided, or not known
...rry Pi, and the first step is gaining the ability to ssh into the device from outside my local network. For whatever reason, this is proving to be impossible and I haven't the slightest clue why. When I try to ssh into my server with user@hostname , I get the error:
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Getting the docstring from a function
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Interactively, you can display it with
help(my_func)
Or from code you can retrieve it with
my_func.__doc__
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What are the differences between Abstract Factory and Factory design patterns?
...xample below we design an interface so that we can decouple queue creation from a messaging system and can therefore create implementations for different queue systems without having to change the code base.
interface IMessageQueueFactory
{
IMessageQueue CreateOutboundQueue(string name);
IMessa...
Adding days to a date in Python
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importing like "from datetime import datetime, timedelta" would add readibility to the code
– Manel Clos
Nov 12 '14 at 13:31
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MySql server startup error 'The server quit without updating PID file '
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From my own experience - Be careful that after you've done the sudo chown that you don't currently have some mysql processes running under another user or root. ps -ef | grep mysql will validate that you have nothing running ...
Is there a way to use PhantomJS in Python?
...u are using that)
After installation, you may use phantom as simple as:
from selenium import webdriver
driver = webdriver.PhantomJS() # or add to your PATH
driver.set_window_size(1024, 768) # optional
driver.get('https://google.com/')
driver.save_screenshot('screen.png') # save a screenshot to d...
Why covariance and contravariance do not support value type
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How is int not a subtype of object? Int32 inherits from System.ValueType, which inherits from System.Object.
– David Klempfner
Nov 6 '18 at 3:39
1
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C++ Returning reference to local variable
... problem when returning reference to a local variable. How is it different from func2()?
3 Answers
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