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What should I name a table that maps two tables together? [closed]
... things in Computer Science: cache invalidation, naming things, and off-by-one errors"
– Neil McGuigan
Aug 9 '13 at 1:25
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Parsing JSON Object in Java [duplicate]
...r reference to study
How to convert String to JSONObject in Java
Convert one array list item into multiple Items
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Get protocol, domain, and port from URL
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Or just turn it into a one-liner: window.location.href.split('/').slice(0, 3).join('/')
– Ryan McGeary
May 16 '17 at 19:35
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Delete directories recursively in Java
...wered Apr 22 '09 at 22:29
ericksonerickson
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Question mark and colon in JavaScript
... To be pedantic, it's a ternary operator, which happens to be the only one in most programming languages. Any operator that works on 3 parts is a ternary operator, just like addition is a binary operator that operates on the preceding and following expressions (e.g. 1+2 the plus operates on 1 a...
How to use JavaScript regex over multiple lines?
...de [] is different than other regex frameworks, particularly the advanced one in .NET. People, please do not assume that regexes are cross platform, they frequently are not!!
– Mr. TA
Feb 9 '19 at 14:09
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Rails Object to hash
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In most recent version of Rails (can't tell which one exactly though), you could use the as_json method :
@post = Post.first
hash = @post.as_json
puts hash.pretty_inspect
Will output :
{
:name => "test",
:post_number => 20,
:active => true
}
To go a bit...
What is the difference between a 'closure' and a 'lambda'?
Could someone explain? I understand the basic concepts behind them but I often see them used interchangeably and I get confused.
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Should I Dispose() DataSet and DataTable?
...? includes some explanation from an MVP:
The system.data namespace (ADONET) does not contain
unmanaged resources. Therefore there is no need to dispose any of those as
long as you have not added yourself something special to it.
Understanding the Dispose method and datasets? has a with co...
Append an object to a list in R in amortized constant time, O(1)?
...shortcomings with it, so by all means also see some of the comments below. One suggestion for list types:
newlist <- list(oldlist, list(someobj))
In general, R types can make it hard to have one and just one idiom for all types and uses.
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