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How to find the length of a string in R
...equire(stringi)
require(stringr)
x <- c(letters,NA,paste(sample(letters,2000,TRUE),collapse=" "))
microbenchmark(nchar(x),str_length(x),stri_length(x))
Unit: microseconds
expr min lq median uq max neval
nchar(x) 11.868 12.776 13.1590 13.6475 41.815 100
str_...
Unable to simultaneously satisfy constraints, will attempt to recover by breaking constraint
...you may also print it on console using address pointer:
(lldb) po 0x17dce920
<UIView: 0x17dce920; frame = (10 30; 300 24.5); autoresize = RM+BM; layer = <CALayer: 0x17dce9b0>>
You can do the same for every constraint the debugger will point to you:-) Now you decide what to do with thi...
How to define two angular apps / modules in one page?
...e.
– Robert Christian
May 31 '13 at 20:37
Also, I really like the way using ng-app shows another developer exactly whi...
How do you switch pages in Xamarin.Forms?
...tion, but what?
– Eric
Aug 6 '14 at 20:48
If your page is contained within a NavigationPage you should be able to acce...
JavaScript private methods
...More information on this technique here: http://webreflection.blogspot.com/2008/04/natural-javascript-private-methods.html
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Disable all table constraints in Oracle
...e constraint statements.
– dave
Jun 20 '11 at 20:47
1
Primary keys cannot be disabled on index-or...
Intent - if activity is running, bring it to front, else start a new one (from notification)
...pics/manifest/…
– user1032613
Jun 20 '14 at 16:08
1
To clarify, use singleTask if you have mult...
How to deal with page breaks when printing a large HTML table
... page breaks between rows, neither of which is implemented in Webkit as of 2015/11/13.
– DoctorDestructo
Nov 13 '15 at 13:12
...
Android EditText delete(backspace) key event
...
JeffJeff
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Insert image after each list item
...
204
Be aware that IE7 sucks.
– Big McLargeHuge
Oct 30 '13 at 18:08
...