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Xcode — what is $(SRCROOT)?
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147
It's the path to the directory containing the Xcode project.
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Order data frame rows according to vector with specific order
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Try match:
df <- data.frame(name=letters[1:4], value=c(rep(TRUE, 2), rep(FALSE, 2)))
target <- c("b", "c", "a", "d")
df[match(target, df$name),]
name value
2 b TRUE
3 c FALSE
1 a TRUE
4 d FALSE
It will work as long as your target contains exactly...
How to set response filename without forcing “save as” dialog
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edited Oct 15 '14 at 15:39
TehShrike
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a...
Favorite way to create an new IEnumerable sequence from a single value?
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4 Answers
4
Active
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D3.js: what is 'g' in .append(“g”) D3.js code?
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Cihan KeserCihan Keser
2,90044 gold badges2727 silver badges4242 bronze badges
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Get hostname of current request in node.js Express
...But that relies on an incoming request.
More at http://nodejs.org/docs/v0.4.12/api/http.html#http.ServerRequest
If you're looking for machine/native information, try the process object.
share
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im...
Exception NoClassDefFoundError for CacheProvider
...ing to implement some simple web application based on Spring 3 + hibernate 4
while I start tomcat I have this exception:
4 ...
Browsing Folders in MSYS
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154
cd /c/ to access C:
cd /d/ for D:
etc.
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Does the Go language have function/method overloading?
...ypes was a major simplifying decision in Go's type system.
Update: 2016-04-07
While Go still does not have overloaded functions (and probably never will), the most useful feature of overloading, that of calling a function with optional arguments and inferring defaults for those omitted can be sim...
PostgreSQL delete with inner join
...G m_product C
WHERE B.m_product_id = C.m_product_id AND
C.upc = '7094' AND
B.m_pricelist_version_id='1000020';
or
DELETE
FROM m_productprice
WHERE m_pricelist_version_id='1000020' AND
m_product_id IN (SELECT m_product_id
FROM m_product...