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Git: what is a dangling commit/blob and where do they come from?
... intermediary blobs, and even some things that git does for you to help avoid loss of information.
Eventually (conditionally, according to the git gc man page) it will perform garbage collection and clean these things up. You can also force it by invoking the garbage collection process, git gc.
F...
Unpacking, extended unpacking and nested extended unpacking
Consider the following expressions. Note that some expressions are repeated to present the "context".
3 Answers
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Haskell testing workflow
...hmarks right is mostly about picking the right tools.
test-framework provides a one-stop shop to run all your HUnit test-cases and QuickCheck properties all from one harness.
Code coverage is built into GHC in the form of the HPC tool.
Criterion provides some pretty great benchmarking machinery
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Proper Linq where clauses
...Collection.Where(x => x.Age == 10)
.Where(x => x.Name == "Fido")
.Where(x => x.Fat == true)
wheras the latter is equivalent to:
Collection.Where(x => x.Age == 10 &&
x.Name == "Fido" &&
x.Fat == true)
No...
How to play with Control.Monad.Writer in haskell?
...eclare a monad instance for this, and then write the function
tell :: Monoid w => w -> Writer w ()
which simply logs its input. Now suppose you want a monad that has logging capabilities, but also does something else - say it can read from an environment too. You'd implement this as
type R...
What's the difference between => , ()=>, and Unit=>
...
What it means is that what is passed is substituted for the value name inside the function. For example, take this function:
def f(x: => Int) = x * x
If I call it like this
var y = 0
f { y += 1; y }
Then the code will execute like this
{ y += 1; y } * { y += 1; y }
Though that raises th...
What is the difference between javac and the Eclipse compiler?
...ne notable difference is that the Eclipse compiler lets you run code that didn't actually properly compile. If the block of code with the error is never ran, your program will run fine. Otherwise, it will throw an exception indicating that you tried to run code that doesn't compile.
Another differ...
Is .NET Remoting really deprecated?
...
@Mark - what is your real question? Remoting is considered legacy technology. It sounds like you don't wish that to be true. You may have good reasons, but that doesn't really speak to Microsoft's current recommendations.
– Michael Petrotta
...
What does 'require: false' in Gemfile mean?
...rough all of them each time, so more = slower, according to confreaks.com/videos/2668-gogaruco2013-measuring-ruby
– Nathan Long
Oct 12 '13 at 14:11
1
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Does Java casting introduce overhead? Why?
...are 2 types of casting:
Implicit casting, when you cast from a type to a wider type, which is done automatically and there is no overhead:
String s = "Cast";
Object o = s; // implicit casting
Explicit casting, when you go from a wider type to a more narrow one. For this case, you must explicitly...