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Rails :include vs. :joins
...ti.This is my first comment!", user_id: 1, created_at: "2014-11-12 18:29:24", updated_at: "2014-11-12 18:29:24">,
#<Comment id: 2, content: "Hi I am Ankita.This is my first comment!", user_id: 2, created_at: "2014-11-12 18:29:29", updated_at: "2014-11-12 18:29:29">,
#<Co...
Differences between Java 8 Date Time API (java.time) and Joda-Time
... a better date-and-time library (nothing is perfect).
Update from 2015-06-24:
Meanwhile I have found the time to write and publish a tabular overview for different time libraries in Java. The tables also contain a comparison between Joda-Time v2.8.1 and Java-8 (JSR-310). It is more detailed than t...
What is function overloading and overriding in php?
...s what overloading is.
– sbrbot
Jan 24 '13 at 13:07
2
@sbrbot: Set implies both number and types....
JPA: How to have one-to-many relation of the same Entity type
...00/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45...
What makes a keychain item unique (in iOS)?
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AleksandarAleksandar
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Standardize data columns in R
... 3.437599 11.81096
6 30.10121 4.621197 17.59671
7 29.88505 4.051395 12.01248
8 29.89067 4.829316 12.58810
9 29.88711 4.662690 19.92150
10 29.82199 3.091541 18.07352
and
> dat2 <- dat %>% mutate_at(c("y", "z"), ~(scale(.) %>% as.vector))
> dat2
x y ...
Is Java Regex Thread Safe?
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Sam
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answered Sep 1 '09 at 1:14
Vineet ReynoldsVineet ...
What is the logic behind the “using” keyword in C++?
...00/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45...
CMake output/build directory
...00/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45...
Ubuntu running `pip install` gives error 'The following required packages can not be built: * freety
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edited Jan 24 '17 at 18:59
Julien Marrec
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