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node.js child process - difference between spawn & fork
...a special instance of spawn, that runs a fresh instance of the V8 engine. Meaning, you can essentially create multiple workers, running on the exact same Node code base, or perhaps a different module for a specific task. This is most useful for creating a worker pool. While node's async event mod...
CSS last-child selector: select last-element of specific class, not last child inside of parent?
...mment:nth-last-child(1 of .comment)
But being technically correct doesn't mean you can use it, though, because this selector is as of now only implemented in Safari.
For further reading:
https://drafts.csswg.org/selectors-4/#the-nth-child-pseudo
http://caniuse.com/#search=nth-child
...
How to Join to first row
... This is the only answer I found that does a real "Left" join, meaning it does not add any more lines then is in the "Left" table. You just need to put in subquery and add "where RowNum is not null"
– user890332
May 10 '19 at 17:55
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“Thinking in AngularJS” if I have a jQuery background? [closed]
...to superfluous to hipster. But it's not. :-)
From a broad perspective, DI means that you can declare components very freely and then from any other component, just ask for an instance of it and it will be granted. You don't have to know about loading order, or file locations, or anything like that....
What is a dependency property?
... hi @MattHamilton thank you for your answer - but what do you mean by "they use some helper methods on DependencyObject."?
– BKSpurgeon
Feb 19 '16 at 2:06
2
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What's the difference between and
I've seen the wildcard used before to mean any object - but recently saw a use of:
3 Answers
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Python locale error: unsupported locale setting
...
What does it mean? - ok it sets an environment varibale LC_ALL to the valuue 'C' - but why schould this work?
– Martin Thoma
Aug 18 '17 at 12:28
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Lost my schema.rb! Can it be regenerated?
...,
rake db:schema:dump
will dump the current DB schema FROM the DB. This means that if you made any changes to your migrations, they will NOT be reflected in schema.rb file which is not what you want IMO.
If you want to re-create the schema from the migrations, do the following:
rake db:drop # ...
How do you turn a Mongoose document into a plain object?
...godb and send it back to a web browser. i wonder if find().lean() actually means find() first and then apply a lean() of each element in the result, in which case, find().lean() combination would actually be slower than find() itself.
– Amarsh
Jun 24 '15 at 8:0...
Semi-transparent color layer over background-image?
...dexing and adding pseudo elements-- requires linear gradient which I think means you need CSS3 support
.tinted-image {
background-image:
/* top, transparent red */
linear-gradient(
rgba(255, 0, 0, 0.45),
rgba(255, 0, 0, 0.45)
),
/* your image */
url(image.jpg);
}...