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How to remove elements from a generic list while iterating over it?
I am looking for a better pattern for working with a list of elements which each need processed and then depending on the outcome are removed from the list.
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How do I redirect output to a variable in shell? [duplicate]
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This captures the output of a command, but it does not use a redirect. If you actually need to use a redirect because of a more complex need, See my answer. Google brought you here, right? Why go somewhere else to find the answer you searched for?
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AngularJS : Why ng-bind is better than {{}} in angular?
...follow
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edited May 6 '19 at 9:13
serv-inc
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jQuery SVG vs. Raphael [closed]
...ughts:
Raphael
Pros: a good starter library, easy to do a LOT of things with SVG quickly. Well written and documented. Lots of examples and Demos. Very extensible architecture. Great with animation.
Cons: is a layer over the actual SVG markup, makes it difficult to do more complex things with SVG...
Why does ConcurrentHashMap prevent null keys and values?
...oncurrentMaps
(ConcurrentHashMaps, ConcurrentSkipListMaps) is that ambiguities that
may be just barely tolerable in non-concurrent maps can't be
accommodated. The main one is that if map.get(key) returns null, you
can't detect whether the key explicitly maps to null vs the key isn't
mapped...
What is the __del__ method, How to call it?
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__del__ is a finalizer. It is called when an object is garbage collected which happens at some point after all references to the object have been deleted.
In a simple case this could be right after you say del x or, if x is a local variable, after...
How is Docker different from a virtual machine?
...to try to understand the difference between Docker and a full VM. How does it manage to provide a full filesystem, isolated networking environment, etc. without being as heavy?
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What is PECS (Producer Extends Consumer Super)?
...dr: "PECS" is from the collection's point of view. If you are only pulling items from a generic collection, it is a producer and you should use extends; if you are only stuffing items in, it is a consumer and you should use super. If you do both with the same collection, you shouldn't use either ext...
How do I get the path of the current executed file in Python?
This may seem like a newbie question, but it is not. Some common approaches don't work in all cases:
13 Answers
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How to vertically center divs? [duplicate]
... modern browsers is to use flexbox:
#Login {
display: flex;
align-items: center;
}
Some browsers will need vendor prefixes. For older browsers without flexbox support (e.g. IE 9 and lower), you'll need to implement a fallback solution using one of the older methods.
Recommended Reading
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