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What are the differences between git branch, fork, fetch, merge, rebase and clone?
... there needs to be a way to 'know' about those branches and their names in order to be able to pull them down locally. This is done via a git fetch which will get all new and changed branches into the locally repository using the tracking branches (e.g., origin/). Once fetched, one can git branch ...
What is the difference between Collection and List in Java?
...5th element in this collection" isn't defined, because there is no defined order.
There are other specialized Collections as well, for example a Set which adds the feature that it will never contain the same element twice.
...
jQuery callback on image load (even when the image is cached)
...code.
} ;
}) ;
Updated (to handle multiple images and with correctly ordered onload attachment):
$(document).ready(function() {
var imageLoaded = function() {
// Run onload code.
}
$('#img').each(function() {
var tmpImg = new Image() ;
tmpImg.onload = image...
How to find gaps in sequential numbering in mysql?
... Note: This query doesn't work on temporary tables. My problem was the order number I was searching for gaps in is not distinct (the table stores order lines, so the order number they belong to repeats for each line). 1st query: 2812 rows in set (1 min 31.09 sec). Made another table by selecting...
RabbitMQ / AMQP: single queue, multiple consumers for same message?
...ueue is a given, and not configurable. Ie, separate queues are required in order to have the same message ID be handled by multiple consumers.
Is this commonly done? Should I just have the exchange route the message into two separate queues, with a single consumer, instead?
No it's not, single que...
Any reason to prefer getClass() over instanceof when generating .equals()?
...equals and hashCode) then use getClass() equality instead of instanceof in order to preserve the symmetry and transitivity requirements of the equals contract.
– Shadow Man
Jul 16 '19 at 0:14
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CSS content generation before or after 'input' elements [duplicate]
...or="input"></label>
Then add some floats or positioning to order stuff.
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Why are Docker container images so large?
... a new layer in the image and every layer requires extra space on disk. In order to keep the number layers to a minimum, any file manipulation like install, moving, extracting, removing, etc, should ideally be made under a single RUN instruction
FROM fedora:latest
RUN yum -y install nano git &&...
What does java.lang.Thread.interrupt() do?
...ava is not pre-emptive. Put another way both threads have to cooperate in order to process the interrupt properly. If the target thread does not poll the interrupted status the interrupt is effectively ignored.
Polling occurs via the Thread.interrupted() method which returns the current thread's ...
Thread-safe List property
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ConcurrentBag is unordered collection, so unlike List<T> it does not guarantee ordering. Also you cannot access items by index.
– Radek Stromský
Mar 7 '13 at 13:56
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