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Is there any way to git checkout previous branch?
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answered Aug 26 '11 at 16:05
Karl BielefeldtKarl Bielefeldt
40.3k99 gold badges5555 silver badges8787 bronze badges
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Why is it string.join(list) instead of list.join(string)?
This has always confused me. It seems like this would be nicer:
10 Answers
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How can we make xkcd style graphs?
...S CURVE")+
geom_line(aes(y=xaxis), position = position_jitter(h = 0.005), colour="black")+
scale_x_continuous(breaks=c(2, 5, 6, 9),
labels = c("YARD", "STEPS", "DOOR", "INSIDE"))+labs(x="", y="")+
theme_xkcd
ggsave("xkcd_ggplot.jpg", plot=p, width=8, height=5)
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Super-simple example of C# observer/observable with delegates
I recently started digging into C# but I can't by my life figure out how delegates work when implementing the observer/observable pattern in the language.
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Why does git perform fast-forward merges by default?
...itched to branch 'develop'
$ git merge --no-ff myfeature
Updating ea1b82a..05e9557
(Summary of changes)
$ git branch -d myfeature
Deleted branch myfeature (was 05e9557).
$ git push origin develop
The --no-ff flag causes the merge to always create a new commit object, even if the merge could be ...
Why are Oracle table/column/index names limited to 30 characters?
I can understand that many years ago there would be this kind of limitation, but nowadays surely this limit could easily be increased. We have naming conventions for objects, but there is always a case that turns up where we hit this limit - especially in naming foreign keys.
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How to check if an email address exists without sending an email?
I have come across this PHP code to check email address using SMTP without sending an email .
14 Answers
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Programmatically Lighten or Darken a hex color (or rgb, and blend colors)
Here is a function I was working on to programmatically lighten or darken a hex color by a specific amount. Just pass in a string like "3F6D2A" for the color ( col ) and a base10 integer ( amt ) for the amount to lighten or darken. To darken, pass in a negative number (i.e. -20 ).
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Red black tree over avl tree
...take two.
– Daniel
Jun 13 '17 at 22:05
3
This should be updated per Ben Pfaff's 2003 analysis of ...
MySQL, update multiple tables with one query
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edited Dec 5 '10 at 23:05
answered Dec 5 '10 at 22:59
co...