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What's the point of map in Haskell, when there is fmap?
...Run a GHCI session (the Glasgow Haskell Compiler Interactive) to query for information about those two functions, then have a look at their implementations and you will discover many differences.
map
Query GHCI for information about map
Prelude> :info map
map :: (a -> b) -> [a] -> [b]...
Given an emacs command name, how would you find key-bindings ? (and vice versa)
... key-sequence
To get the command that would run.
You can get detailed information about a command, also any non-interactive function defined, by typing
C-h f function-name
Which will give you detailed information about a function, including any key bindings for it, and
C-h v variable-name
...
How and why do I set up a C# build machine? [closed]
...loy Windows services
Deploy web services
Run MSTests & display as much information as any junit tests
Keep track of low,med,high tasks
trendgraph warnings and errors
Here are some of the built in .net stuff that Hudson supports
MSBuild
NAnt
MSTest
Nunit
Team Foundation Server
fxcop
stylecop
...
mysql - how many columns is too many?
...ects for convenience at the sake of performance. So should every piece of information about a person be stored within the same row? no, break them out and group them into different tables (using my example form my previous comment): "Person", "Activities" "HealthRecords". Storing a SUM for performa...
What is the difference between .*? and .* regular expressions?
...ion would match as few reps as possible.
References
regular-expressions.info/Repetition - Laziness instead of Greediness
Example 1: From A to Z
Let's compare these two patterns: A.*Z and A.*?Z.
Given the following input:
eeeAiiZuuuuAoooZeeee
The patterns yield the following matches:
A....
Why are private fields private to the type, not the instance?
...generation wasn't necessary harder or easier for these languages. For more info, see also my answer down the thread.
– Abel
Aug 11 '11 at 15:01
...
How to generate the “create table” sql statement for an existing table in postgreSQL
...
pg_dump -t 'schema-name.table-name' --schema-only database-name
More info - in the manual.
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How to get function parameter names/values dynamically?
...amp; filter [""]
}
// test cases
document.getElementById('console_info').innerHTML = (
[
// formatting -- typical
function(a,b,c){},
function(){},
function named(a, b, c) {
/* multiline body */
},
// default values -- conventional
function(a /* ...
What is a smart pointer and when should I use one?
...ould be nice if it were updated for c++11. I found this answer looking for info about the new 11 standard and it would be nice if future visitors could find the updated info. I know auto_ptr has been deprecated. I believe shated_ptr and weak_ptr exist as described, and I think the scoped_ptr is now ...
C pointers : pointing to an array of fixed size
...
The answer delivers a very concise and informative description of how sizeof() succeeds, how it often fails, and ways it always fails. your observations of most C/C++ engineers not understanding, and therefore doing something they think they do understand instead ...