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p vs puts in Ruby
...> 42
p t => #<T:0xb7ecc8b0 @i=42>
This follows directly from the .inspect call, but is not obvious in practice.
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Calculating moving average
... of non-NA values. Here's one way of doing that, incorporating the comment from @Ricardo Cruz:
cx <- c(0, cumsum(ifelse(is.na(x), 0, x)))
cn <- c(0, cumsum(ifelse(is.na(x), 0, 1)))
rx <- cx[(n+1):length(cx)] - cx[1:(length(cx) - n)]
rn <- cn[(n+1):length(cx)] - cn[1:(length(cx) - n)]
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How set the android:gravity to TextView from Java side in Android
... only goes half way, not clearly stating where I get the gravity constants from (Gravity.CENTER etc).
– Hein du Plessis
Oct 9 '12 at 5:41
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npm check and update package if needed
... npm update will not update your package.json file as stated by the answer from @Erik Olson.
– Ehtesham Hasan
Oct 26 '17 at 19:00
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Setting global styles for Views in Android
...extViewStyle (in this instance, bold and red)!
This was tested on devices from API level 4 onward and seems to work great.
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What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
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The key is "argument-less git-pull". When you do a git pull from a branch, without specifying a source remote or branch, git looks at the branch.<name>.merge setting to know where to pull from. git push -u sets this information for the branch you're pushing.
To see the differen...
What does “export” do in shell programming? [duplicate]
...and also lines just showing $ to show more clearly that there is no output from the grep command. Of course, feel free to rollback if you think this loses readability
– fedorqui 'SO stop harming'
Apr 26 '15 at 18:53
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Correct way to use _viewstart.cshtml and partial Razor views?
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If you return PartialView() from your controllers (instead of return View()), then _viewstart.cshtml will not be executed.
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How to get root view controller?
... to have two controllers assigned in this manner so that you can pull data from both to the watch?
– Johnny Marin
Mar 4 '16 at 18:10
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How can I use PHP to dynamically publish an ical file to be read by Google Calendar?
...e or read IN ical files. I just want to write a PHP file that pulls events from my database and writes them out in ical format.
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