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Get last element of Stream/List in a one-liner
...until, the stream reaches the end.
final Queue<Integer> queue = new LinkedList<>();
final int N=5;
list.stream().peek((z) -> {
queue.offer(z);
if (queue.size() > N)
queue.poll();
}).count();
Another option could be to use reduce operat...
How do I wrap link_to around some html ruby code?
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f1086360%2fhow-do-i-wrap-link-to-around-some-html-ruby-code%23new-answer', 'question_page');
}
);
...
Python TypeError: not enough arguments for format string
...uire an operator to do. Your example is nice but difficult to explain to a newcomer. The notation a = a.format(1,2,3) is much more explicit and easier to understand/teach. I don't have a link but this is the main reason why format() was introduced (ease of understanding).
– Sim...
How can I horizontally align my divs?
...elements to the left, until there is no space left, thus they will go on a new line. Use display: inline-block to be able to display elements inline, but with the ability to provide size (as opposed to display: inline where width/height are ignored)
...
Transposing a 2D-array in JavaScript
...ack function once for each element in an array, in order, and constructs a new array from the results. callback is invoked only for indexes of the array which have assigned values; it is not invoked for indexes which have been deleted or which have never been assigned values.
callback is invoke...
Difference between Lookup() and Dictionary(Of list())
...
Thanks, Servy, that opens up a whole new can of worms for me in terms of what I've been doing :), but I do understand what you're saying. Thanks!!
– John Bustos
Nov 13 '12 at 15:00
...
How to combine two or more querysets in a Django view?
...
@AWrightIV Here's the new version of that link: docs.djangoproject.com/en/1.8/topics/db/queries/…
– Josh Russo
Sep 12 '15 at 16:27
...
Javascript array search and remove string?
... This is perfect for Redux stuff where you need to return a new state.
– colinwong
Jan 11 '18 at 20:30
...
Mysql adding user for remote access
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f16287559%2fmysql-adding-user-for-remote-access%23new-answer', 'question_page');
}
);
...
Renaming the current file in Vim
... git and already have the tpope's plugin fugitive.vim then simply:
:Gmove newname
This will:
Rename your file on disk.
Rename the file in git repo.
Reload the file into the current buffer.
Preserve undo history.
If your file was not yet added to a git repo then first add it:
:Gwrite
...