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What is unit testing and how do you do it? [duplicate]
...erly mock and unit test
Unit Testing: Beginner Questions
And many more ...
Also, Google for site:stackoverflow.com "how do you" unit-test
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How to decide when to use Node.js?
...en hearing a lot about how good Node.js is. Considering how much I love working with jQuery and JavaScript in general, I can't help but wonder how to decide when to use Node.js. The web application I have in mind is something like Bitly - takes some content, archives it.
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glVertexAttribPointer clarification
Just want to make sure I understand this correctly (I'd ask on SO Chat, but it's dead in there!):
2 Answers
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How to open the default webbrowser using java
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java.awt.Desktop is the class you're looking for.
import java.awt.Desktop;
import java.net.URI;
// ...
if (Desktop.isDesktopSupported() && Desktop.getDesktop().isSupported(Desktop.Action.BROWSE)) {
Desktop.getDesktop().browse(new URI("http://www.example.co...
Is returning null bad design? [closed]
I've heard some voices saying that checking for a returned null value from methods is bad design. I would like to hear some reasons for this.
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What's the difference between the data structure Tree and Graph?
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A Tree is just a restricted form of a Graph.
Trees have direction (parent / child relationships) and don't contain cycles.
They fit with in the category of Directed Acyclic Graphs (or a DAG).
So Trees are DAGs with the restriction that a child can only...
Sass or Compass without ruby?
Is there a way to use Sass or Compass or anything like that without Ruby?
7 Answers
7...
Purge or recreate a Ruby on Rails database
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Or, rather, it leaves the schema identical to what running all the migrations would have. But the migrations aren't run per se (so if you have migrations which insert data, that won't happen; for this, you should really use a...
Invalid argument supplied for foreach()
It often happens to me to handle data that can be either an array or a null variable and to feed some foreach with these data.
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Is an index needed for a primary key in SQLite?
...s a primary key in an SQLite table, should an index be explicitly created for it as well? SQLite does not appear to automatically create an index for a primary key column, but perhaps it indexes it anyway, given its purpose? (I will be searching on that column all the time).
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