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Print string and variable contents on the same line in R
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by far the most convenient option, especially if you're composing a function argument. with paste it quickly becomes an unreadable mess.
– user27636
Dec 26 '15 at 12:23
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Check whether a cell contains a substring
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@renatov that actually depends on the locale of your OS; specifically, the character used for "list separator".
– pepoluan
Jul 9 '15 at 7:38
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Virtual Memory Usage from Java under Linux, too much memory used
...nt set size: the number of pages that are currently resident in RAM. In almost all cases, this is the only number that you should use when saying "too big." But it's still not a very good number, especially when talking about Java.
SHR is the amount of resident memory that is shared with other proce...
How to view or edit localStorage
...pplication > Local Storage to add a new value.
– Rose Perrone
Apr 18 '18 at 15:09
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res.sendFile absolute path
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@TheThird i guess, using path makes it os-independent.
– kmonsoor
Apr 27 '16 at 6:24
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Detect if Visual C++ Redistributable for Visual Studio 2012 is installed
...load for Update 4. Please be aware that some of these reg locations may be OS-dependent. I collected this info from a Windows 10 x64 box. I'm just going to go ahead and dump all of these redist versions and the reg keys I search for to detect installation.:
Visual C++ 2005
Microsoft Visual C++ 2...
How can I get Eclipse to show .* files?
...ew Menu -> Filters -> uncheck .* resources.
With Eclipse Kepler and OS X this is a bit different:
Package Explorer -> Customize View -> Filters -> uncheck .* resources
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impr...
How do I fix the “You don't have write permissions into the /usr/bin directory” error when installin
I'm trying to install Rails 3 on a brand new MacBook Pro running OS X 10.6.3, Ruby 1.8.7, and Rails 2.3.5 and I'm wondering if I've hosed myself. So far, I've run these commands:
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Ruby: How to get the first character of a string
...ot that you should be using 1.8 anymore anyway!--but when this answer was posted it was still quite common):
puts 'Smith'[0] # prints 83
Of course, if you're not doing it on a regular basis, then defining the method might be overkill, and you could just do it directly:
puts last_name[0...
iPhone/iOS JSON parsing tutorial [closed]
...hing would be nice if it built. Fails for me with 44 errors in Xcode 4 in OS X Lion.
– Sarah Vessels
Jul 20 '12 at 17:04
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