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What is the most pythonic way to check if an object is a number?
...re multiplying a vector by X. In this case you want to do different things based on what X is. (It might act as something that multiplies, but the result might be nonsensical.)
– Evgeni Sergeev
May 2 '15 at 5:34
...
What are the best use cases for Akka framework [closed]
...: MQ systems and alternatives. RabbitMQ, for example, is built on an actor-based programming language, Erlang. That's one way to think about the relation (and distinction) between actor and MQ. Meanwhile Apache Spark is neither worker-and-queue nor Actor-based, BUT can be used with Akka: Typesafe de...
Custom method names in ASP.NET Web API
...outes. Luckily enough, you can easily do that by using either a Convention-Based and/or an Attribute-Based approach (aka Attribute Routing).
Convention-Based
In your Startup.cs class, replace this:
app.UseMvc();
with this:
app.UseMvc(routes =>
{
// Route Sample A...
Get number days in a specified month using JavaScript? [duplicate]
...
in Javascript months a 0-based, so while this seems right it is inconsistent with other javascript functions
– Greg
Jul 26 '09 at 11:43
...
How to get ELMAH to work with ASP.NET MVC [HandleError] attribute?
...(no need to copy) so that it logs the exception with ELMAH and only if the base implementation handles it. The minimal amount of code you need is as follows:
using System.Web.Mvc;
using Elmah;
public class HandleErrorAttribute : System.Web.Mvc.HandleErrorAttribute
{
public override void OnExce...
When is each sorting algorithm used? [closed]
...cant.
Insertion sort: When N is guaranteed to be small, including as the base case of a quick sort or merge sort. While this is O(N^2), it has a very small constant and is a stable sort.
Bubble sort, selection sort: When you're doing something quick and dirty and for some reason you can't just ...
What is scope/named_scope in rails?
...u marked those who receive a newsletter by adding a field to the Users Database (user.subscribed_to_newsletter = true). Naturally, you sometimes want to get those Users who are subscribed to your newsletter.
You could, of course, always do this:
User.where(subscribed_to_newsletter: true).each do #...
What exactly do the Vagrant commands do?
... and prepare boxes to use that.
Also some times, you may want to use ssh based automation with your VMs. In that case, knowing which key is being used is useful. You could do use normal ssh command - ssh -i keyfile ..
vagrant status <vmname>
This command is a wrapper which provides the info...
increase legend font size ggplot2
...
You can also specify the font size relative to the base_size included in themes such as theme_bw() (where base_size is 11) using the rel() function.
For example:
ggplot(mtcars, aes(disp, mpg, col=as.factor(cyl))) +
geom_point() +
theme_bw() +
theme(legend.text=element...
What are the drawbacks of Stackless Python? [closed]
...ython.
There are absolutely no plans for "significant changes to the code base". That quote and reference hyperlink from Arafangion's (see the comment) are from roughly 2000/2001. The structural changes have long been done, and it's what I mentioned above. Stackless as it is now is stable and matu...