Re: [R] [EXT] Re: Creating NA equivalent

2021-12-21 Thread David K Stevens
.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. CAUTION: This email originated from outside of USU. If this appears to be a USU employee, beware of impersonators. Do not click links, reply, download images, or open attachments unless you verify the sender’

Re: [R] [EXT] Re: adding results to plot

2021-09-16 Thread David K Stevens
rs. Do not click links, reply, download images, or open attachments unless you verify the sender’s identity and know the content is safe. -- David K Stevens, PhD,PE Professor Civil and Environmental Engineering Utah State University Logan, UT 84322-8200 david.stev...@usu.edu 014357973229

Re: [R] [EXT] Re: adding results to plot

2021-09-16 Thread David K Stevens
de.html and provide commented, minimal, self-contained, reproducible code. CAUTION: This email originated from outside of USU. If this appears to be a USU employee, beware of impersonators. Do not click links, reply, download images, or open attachments unless you verify the sender’s identity and kn

Re: [R] [EXT] R codes/functions for test procedures

2021-08-30 Thread David K Stevens
ears to be a USU employee, beware of impersonators. Do not click links, reply, download images, or open attachments unless you verify the sender’s identity and know the content is safe. -- David K Stevens, PhD,PE Professor Civil and Environmental Engineering Utah State University Logan, UT 8

Re: [R] [EXT] Re: Beginner problem - using mod function to print odd numbers

2021-06-10 Thread David K Stevens
minimal, self-contained, reproducible code. >> > [[alternative HTML version deleted]] > > __ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE

Re: [R] [EXT] Converting Date Time values

2021-04-26 Thread David K Stevens
I use both routinely, depending on the need. 'ct' is great for representing date/time holistically (2021-04-26 13:21:27) and is numeric under the hood in seconds since the big bang (just kidding), kind of like julian seconds. 'lt' is a list of 7 elements that often require manipulation (e.g. lt

Re: [R] [EXT] Calculating the total change in shareprice over a time periond

2021-03-31 Thread David K Stevens
k links, reply, download images, or open attachments unless you verify the sender’s identity and know the content is safe. -- David K Stevens, P.E., Ph.D. Professor, Environmental Engineering Civil and Environmental Engineering Utah Water Research Laboratory 8200 Old Main Hill Logan, U

Re: [R] [EXT] Re: Plot math symbol with string and number

2020-08-17 Thread David K Stevens
eware of impersonators. Do not click links, reply, download images, or open attachments unless you verify the sender’s identity and know the content is safe. -- David K Stevens, P.E., Ph.D. Professor, Environmental Engineering Civil and Environmental Engineering Utah Water Research Laboratory 8200