大约有 9,700 项符合查询结果（耗时：0.0251秒） [XML]
Applicatives compose, monads don't
...
If we compare the types
(<*>) :: Applicative a => a (s -> t) -> a s -> a t
(>>=) :: Monad m => m s -> (s -> m t) -> m t
we get a clue to what separates the two concepts. That (s -> m t) in the type of (>>=) show...
Git add and commit in one command
...sy way to add all files new or modified. Also, the catch-all qualification applies. The above commands will not delete files deleted without the git rm command.
git add app
git commit -m "message"
is an easy way to add all files to the index from a single dir, in this case the app dir.
...
Drawing a line/path on Google Maps
...om the 2 newest positions in the ArrayList. My problem is, the lines don't appear on the map unless I interact with the map, for example if I touch the screen and move to pan the map then about the last 10 seconds of line drawing will appear, any ideas why it isn't live drawing while I move around o...
AngularJS : How to watch service variables?
... values. I avoid angular's $watch like the devil, there is enough of that happening in directives and in native angular data-binding.
– dtheodor
Feb 27 '14 at 12:19
108
...
Golang production web application configuration
...
bind :80
acl is_stats hdr(host) -i hastats.myapp.com
use_backend stats if is_stats
default_backend myapp
capture request header Host len 20
capture request header Referer len 50
backend myapp
...
Rails 4 Authenticity Token
I was working on a new Rails 4 app (on Ruby 2.0.0-p0) when I ran into some authenticity token problems.
13 Answers
...
Dictionary text file [closed]
...
thanks ! 200000+ words, much appreciated ! cat /usr/share/dict/words > words.txt all the things !
– jokoon
Sep 19 '11 at 22:13
7
...
What does this mean: Failure [INSTALL_FAILED_CONTAINER_ERROR]?
I try to deploy my app and sometimes get this error:
14 Answers
14
...
“A project with an Output type of Class Library cannot be started directly”
...ould add to your solution a new project with Output Type of either Console Application or Windows Application (VS Add Project wizard will offer you different templates of Projects).
In the newly added project, you can implement logic to test your Class Library.
Output type of the project you can f...
Codeigniter - no input file specified
...
change above line according to your application directory like if you application is not on root directory , write following code in place of above line RewriteRule ^(.*)$ /sub-directory/index.php?/$1 [L,QSA]
– skovy
Oct 2...