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ContextLoaderListener or not?
A standard spring web application (created by Roo or "Spring MVC Project" Template) create a web.xml with ContextLoaderListener and DispatcherServlet . Why do they not only use the DispatcherServlet and make it to load the complete configuration?
...
Create a .csv file with values from a Python list
...th open(..., 'wb') as myfile:
wr = csv.writer(myfile, quoting=csv.QUOTE_ALL)
wr.writerow(mylist)
Edit: this only works with python 2.x.
To make it work with python 3.x replace wb with w (see this SO answer)
with open(..., 'w', newline='') as myfile:
wr = csv.writer(myfile, quoting=c...
Redis: Show database size/size for keys
...--------+---------------------------------------------------
notification_3109439 | 88.14% | 0.0% | 2 minutes
user_profile_3897016 | 11.86% | 99.98% | 20 seconds
-------...
AttributeError: 'module' object has no attribute
...an safely do import b without causing problems.
(At first glance it might appear that cause_a_to_do_something() would be hugely inefficient because it does an import every time you call it, but in fact the import work only gets done the first time. The second and subsequent times you import a modu...
I want to copy table contained from one database and insert onto another database table
...wered Oct 2 '13 at 21:07
HukeLau_DABAHukeLau_DABA
2,18744 gold badges2727 silver badges4747 bronze badges
...
Including an anchor tag in an ASP.NET MVC Html.ActionLink
...Membership", null, null, "discount", new { @id = @x.Id }, new { @target = "_blank" }));
}).WithPaging(200).EmptyText("There Are No Items To Display")
And the target page has TABS
<ul id="myTab" class="nav nav-tabs" role="tablist">
<li class="active"><a href="#discount" ...
Get list of a class' instance methods
...
You actually want TestClass.instance_methods, unless you're interested in what TestClass itself can do.
class TestClass
def method1
end
def method2
end
def method3
end
end
TestClass.methods.grep(/method1/) # => []
TestClass.instance_methods.g...
System.Timers.Timer vs System.Threading.Timer
...rk Class Library" - also available as a .chm file
The specific difference appears to be that System.Timers.Timer is geared towards multithreaded applications and is therefore thread-safe via its SynchronizationObject property, whereas System.Threading.Timer is ironically not thread-safe out-of-the-...
MVC 3: How to render a view without its layout page when loaded via ajax?
....cshtml:
@{
Layout = Request.IsAjaxRequest() ? null : "~/Views/Shared/_Layout.cshtml";
}
and in the controller:
public ActionResult Index()
{
return View();
}
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PHP - Extracting a property from an array of objects
...u have PHP 5.5 or later, the best way is to use the built in function array_column():
$idCats = array_column($cats, 'id');
But the son has to be an array or converted to an array
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