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When should I use jQuery deferred's “then” method and when should I use the “pipe” method?
...g with "max" */
});
In both cases you have to iterate over the list and extract the value from each object.
Wouldn't it be better to somehow extract the values beforehand so that you don't have to do this in both callbacks individually? Yes! And that's what we can use .pipe() for:
deferred.pipe(f...
How to implement has_many :through relationships with Mongoid and mongodb?
...opriate because your join table is an Appointment class which carries some extra information, not just the association.
How you model this depends to some extent on the queries that you need to run but it seems as though you will need to add the Appointment model and define associations to Patient ...
Difference between git checkout --track origin/branch and git checkout -b branch origin/branch
... @VonC I been looking for that little detail you happened to mention as extra information. In my case, I was curious why I had some my branches allow me to git pull, whereas some branches would ask for a remote branch to pull from. It turns out that if you, in your first-time, are checking out a ...
How to pull request a wiki page on GitHub?
...rocess works fine. However, after merging a pull-request I have to do the extra step of pulling to my local repo and then pushing to both the main repo and the wiki, which git supports fine with multiple origin URLS:
localhost:website robmoffat$ git remote show origin
* remote origin
Fetch URL: ...
Calendar Recurring/Repeating Events - Best Storage Method
...e | type | possible_keys | key | key_len | ref | rows | Extra |
+----+-------------+-------+--------+---------------+---------+---------+------------------+------+--------------------------------+
| 1 | SIMPLE | EM1 | ALL | NULL | NULL ...
Position icons into circle
...g CSS:
.container {
--d: 6.5em; /* image size */
--rel: 1; /* how much extra space we want between images, 1 = one image size */
--r: calc(.5*(1 + var(--rel))*var(--d)/var(--tan)); /* circle radius */
--s: calc(2*var(--r) + var(--d)); /* container size */
position: relative;
width: var(-...
Why does Unicorn need to be deployed together with Nginx?
... need a reverse proxy. However, this means that it would have to implement extra functionality to do all the things that now nginx does, resulting in a more complex codebase and more engineering efforts.
Instead its creators made the decision to leverage existing software that is battle-tested and ...
Bootstrap carousel multiple frames at once
...previous example, this one adjusts the CSS and use jQuery only to move the extra slides to allow for continuous cycling (wrap around):
Please don't just copy-and-paste this code. First, understand how it works.
Bootstrap 4 Responsive (show 3, 1 slide on mobile)
@media (min-width: 768px) {
/*...
Understanding exactly when a data.table is a reference to (vs a copy of) another data.table
... <- DT[,new:=1L]
because the RHS already changed DT by reference. The extra DT <- is to misunderstand what := does. You can write it there, but it's superfluous.
DT is changed by reference, by :=, EVEN WITHIN FUNCTIONS :
f <- function(X){
X[,new2:=2L]
return("something else")
}...
Are there good reasons not to use an ORM? [closed]
...ication on any platform on which you intend to support it, a little bit of extra porting effort for some stored procedures isn't going to make a lot of difference to your TCO. For a first approximation, 98% portable is just as good as 100% portable, and far better than convoluted or poorly performi...