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Prefer composition over inheritance?
...this object be usable by code which expects objects of (what would be) the base type". If the answer is yes, the object must inherit. If no, then it probably should not. If I had my druthers, languages would provide a keyword to refer to "this class", and provide a means of defining a class which...
How can I create a directly-executable cross-platform GUI app using Python?
...re are many, but the most popular that I've seen in wild are:
Tkinter - based on Tk GUI toolkit (de-facto standard GUI library for python, free for commercial projects)
WxPython - based on WxWidgets (popular, free for commercial projects)
Qt using the PyQt bindings or Qt for Python. The former is...
What's the best three-way merge tool? [closed]
...rial and others support three-way merges (combining mine, theirs, and the "base" revision) and support graphical tools to resolve conflicts.
...
Changing overflow icon in the action bar
...ve to add it to the main Theme declaration.
<resources>
<!-- Base application theme. -->
<style name="Your.Theme" parent="@android:style/Theme.Holo">
<!-- Pointer to Overflow style ***MUST*** go here or it will not work -->
<item name="android:acti...
AngularJS - How can I do a redirect with a full page load?
...s.org/">link</a>
Links starting with '/' that lead to a different base path when base is defined
Example: <a href="/not-my-base/link">link</a>
Using javascript:
The $location service allows you to change only the URL; it does not allow you to reload the page. When you need to...
Does a view exist in ASP.NET MVC?
...ew != null)
{
return result;
}
return base.FindView(context);
}
...
}
Then in your action simply return an instance of your custom view:
public ActionResult Index()
{
return new CustomViewResult();
}
...
What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?
... is very easy and automatic, the same site is in the same time SPI or page based for SEO (or when JavaScript is disabled for accessibility). With other web frameworks you can ever follow the double site approach, one site is SPI based and another page based for SEO, for instance Twitter uses this "d...
Using relative URL in CSS file, what location is it relative to?
... Relative URIs (as defined in [RFC3986]) are resolved to full URIs using a base URI. RFC 3986, section 5, defines the normative algorithm for this process. For CSS style sheets, the base URI is that of the style sheet, not that of the source document.
For example, suppose the following rule:
body { ...
Difference between socket and websocket?
...MO networking is two-fold: it is client server only, and it is TCP (stream based). For good MMO networking performance you also need direct peer-to-peer networking and you need datagram (consistent low latency is more important than receiving every packet). The good news is that WebRTC DataChannel h...
What are the benefits of dependency injection containers?
.... This allows the programmer to pick and choose how objects are connected based exclusively on their required interfaces on one end and their expressed interfaces on the other.
External (Xml) configuration of DI objects means that others can customize your code in unforeseen directions.
External co...