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What does the thread_local mean in C++11?
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Daniel Kamil Kozar
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answered Aug 16 '12 at 9:13
paxdiablopaxdiablo
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How to succinctly write a formula with many variables from a data frame?
... a formula to mean all the variables, it is the . identifier.
y <- c(1,4,6)
d <- data.frame(y = y, x1 = c(4,-1,3), x2 = c(3,9,8), x3 = c(4,-4,-2))
mod <- lm(y ~ ., data = d)
You can also do things like this, to use all variables but one (in this case x3 is excluded):
mod <- lm(y ~ . ...
SOAP server and client application VCL+indy demo for Delphi XE?
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40
I have posted the complete set of demos for SOAP on CodeCentral as item 28789.
These contain e...
How to add multi line comments in makefiles
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154
No, there is nothing like C-style /* */ comments in makefiles. As somebody else suggested, you ...
Scala actors: receive vs react
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edited Jun 18 '13 at 14:25
James Sheppard
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answere...
Check that an email address is valid on iOS [duplicate]
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4 Answers
4
Active
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Redis key naming conventions?
...:password". I like to use dots for
multi-words fields, like in "comment:1234:reply.to".
Are you able to query for just the beginning of the key to return all
users?
If you mean someting like directly querying for all keys which starts with user: there is a keys command for that. This command...
How to compare versions in Ruby?
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234
Gem::Version.new('0.4.1') > Gem::Version.new('0.10.1')
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How to get the title of HTML page with JavaScript?
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344
Use document.title:
console.log(document.title)
<title>Title test</title>
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How to change the default charset of a MySQL table?
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answered Jan 18 '12 at 8:04
user319198user319198
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