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Enabling markdown highlighting in Vim
... because Markdown treats lines ending with 2 or more space characters specially by inserting a <br>, so it is useful.
The plasticboy plugin uses TODO highlighting for this rule, which is a bit too much as it's designed to, by default, be really garish - yellow background - so that it stands o...
`levels
...a functional language and does not like to mutate its objects. But it does allow assignment statements, using replacement functions:
levels(x) <- y
is equivalent to
x <- `levels<-`(x, y)
The trick is, this rewriting is done by <-; it is not done by levels<-. levels<- is just ...
Does the join order matter in SQL?
...ssociative as long as neither predicate can be satisfied by a row in which all columns from one table are NULL, than to say that it's associative as long as the predicates don't involve IS NULL or 'a function that is related to nulls'. One can easily imagine a predicate that satisfies the former des...
Turn a number into star rating display using jQuery and CSS
...urn a number (like 4.8618164) into a 4.8618164 stars filled out of 5. Basically interpreting a number
8 Answers
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git update-index --assume-unchanged on directory
...perfectly with filenames with spaces.
This command will get git to assume all files in and under the listed directory are unchanged:
find path/to/dir -type f -exec git update-index --assume-unchanged '{}' \;
Find takes every argument after -exec until ; (which you have to escape lest your shell ...
Style child element when hover on parent
...possible. Is there any solution possible through :hover CSS selectors. Actually I need to change color of options bar inside a panel when there is an hover on the panel.
...
ASP.NET MVC - Should business logic exist in controllers?
...
Business logic should really be in the model. You should be aiming for fat models, skinny controllers.
For example, instead of having:
public interface IOrderService{
int CalculateTotal(Order order);
}
I would rather have:
public class Ord...
How to know if user is logged in with passport.js?
...sport.js info and samples for two days, but I'm not sure after that I did all the process of authenticating.
6 Answers
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Why is LINQ JOIN so much faster than linking with WHERE?
...ite efficient because the DB knows how to perform a join. But it doesn't really make sense to compare it with the other approaches, since they work directly in memory (Linq to DataSet)
The query with multiple tables and a Where condition actually performs a cartesian product of all the tables, then ...
Ruby Array find_first object?
...I also often find annoying that ruby documentation doesn't list methods of all inherited or included classes and modules.
– Mladen Jablanović
Mar 4 '10 at 17:33
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