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Understanding Node.js modules: multiple requires return the same object?
...answers the question itself by making things explicit (my emphasis to show what's changed):
Modules are cached after the first time they are loaded. This means
(among other things) that every call to require('foo') will get
exactly the same object returned, if it would resolve to the same
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Rails :dependent => :destroy VS :dependent => :delete_all
... * FROM table where field = 'xyz'
:Dependent possible options:
Controls what happens to the associated objects when their owner is destroyed. Note that these are implemented as callbacks, and Rails executes callbacks in order. Therefore, other similar callbacks may affect the :dependent behavior,...
CSS does the width include the padding?
... for Webkit and Chrome.
Here's a simple test I made years ago for testing what box-sizing declaration your browser supports: http://phrogz.net/CSS/boxsizing.html
Note that Webkit (Safari and Chrome) do not support the padding-box box model via any declaration.
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What are the differences between Clojure, Scheme/Racket and Common Lisp?
I know they are dialects of the same family of language called lisp, but what exactly are the differences? Could you give an overview, if possible, covering topics such as syntax, characteristics, features and resources.
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When do Java generics require
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Ahhh - that's what I get for not reading the def of the assertThat close enough. Looks like it's only to ensure that a fitting Matcher is passed in...
– Scott Stanchfield
May 22 '09 at 14:39
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How to trigger event when a variable's value is changed?
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What is the use of the object _lock ?
– Lode Vlaeminck
Jan 27 '15 at 10:05
2
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Why can't I do ?
...ould request local file system files and then use JavaScript to figure out what's in them.
The only way around this is to build an extension in a browser. Firefox extensions and IE extensions can access local resources. Chrome is much more restrictive.
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How to install MySQLdb (Python data access library to MySQL) on Mac OS X?
...erly, and the universe according to google includes numerous references to what a PITA it is, and an inordinate number of guides that seem to be outdated. Given that this site is intended to address these sorts of problems, and I know that I'm going to need a reference to the solution in future, I'...
Is there an easy way to add a border to the top and bottom of an Android View?
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nicely done! what you should watch is item's left, top, right, bottom should -(stroke's width)dp
– asakura89
Jun 10 '13 at 2:55
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Should Gemfile.lock be included in .gitignore?
...pp, then DO check in your Gemfile.lock.
Here's a nice article explaining what the lock file is.
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