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How to squash commits in git after they have been pushed?
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Squash commits locally with
git rebase -i origin/master~4 master
and then force push with
git push origin +master
Difference between --force and +
From the documentation of git push:
Note that --force applies to all the refs that are pushed, hence using
it with pus...
Bootstrap right Column on top on mobile view
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edited Mar 20 '19 at 17:43
answered Jan 7 '14 at 18:35
Sc...
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 ~ . ...
How to format a floating number to fixed width in Python
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for x in numbers:
print "{:10.4f}".format(x)
prints
23.2300
0.1233
1.0000
4.2230
9887.2000
The format specifier inside the curly braces follows the Python format string syntax. Specifically, in this case, it consists of the following ...
Pretty-Print JSON Data to a File using Python
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twitterDataFile.write(simplejson.dumps(simplejson.loads(output), indent=4, sort_keys=True))
twitterDataFile.close()
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Replacement for “rename” in dplyr
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148
dplyr version 0.3 added a new rename() function that works just like plyr::rename().
df <- ...
Difference between jQuery `click`, `bind`, `live`, `delegate`, `trigger` and `on` functions (with an
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answered Jun 2 '10 at 4:09
Nick Craver♦Nick Craver
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Is the buildSessionFactory() Configuration method deprecated in Hibernate
When I updated the Hibernate version from 3.6.8 to 4.0.0, I got a warning about deprecated method buildSessionFactory() in this line:
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Change name of iPhone app in Xcode 4
...me which is displayed below the app icon on the iPhone screen.
I use Xcode 4 and I have one target with keys:
11 Answers
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What's the fastest way to merge/join data.frames in R?
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46
The match approach works when there is a unique key in the second data frame for each key value...