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UnicodeEncodeError: 'charmap' codec can't encode - character maps to , print function [du
... to output non-specified data. So any data, input, texts must be correctly convertable into unicode:
# -*- coding: utf-8 -*-
import sys
import codecs
sys.stdout = codecs.getwriter("iso-8859-1")(sys.stdout, 'xmlcharrefreplace')
print u"Stöcker" # works
print "Stöcker".decode("utf-8"...
Understanding FFT output
...tputs because you are using a complex to complex FFT. Remember that you've converted your 32 samples into 64 values (or 32 complex values) by extending it with zero imaginary parts. This results in a symetric FFT output where the frequency result occurs twice. Once ready to use in the outputs 0 to N...
How to print a int64_t type in C
... You can portably use %jd to print int64_t values if you explicitly convert them to intmax_t before passing them to printf: printf("a=%jd\n", (intmax_t)a). This avoids the (IMHO) ugliness of the <inttypes.h> macros. Of course this assumes that your implementation supports %jd, int64_t, ...
Standardize data columns in R
...the output of scale is Nx1 matrix so ideally we should add an as.vector to convert the matrix type back into a vector type. Thanks Julian!
EDIT 2 (2019): Quoting Duccio A.'s comment: For the latest dplyr (version 0.8) you need to change dplyr::funcs with list, like dat %>% mutate_each_(list(~sca...
how to use sed, awk, or gawk to print only what is matched?
...
If you want to select lines then strip out the bits you don't want:
egrep 'abc[0-9]+xyz' inputFile | sed -e 's/^.*abc//' -e 's/xyz.*$//'
It basically selects the lines you want with egrep and then uses sed to strip off the bits before an...
SQL Server database backup restore on lower version
...te a script for all objects and use the script to generate database.
select "Schema and Data" - if you want to Take both the
things in to the Backup script file select Schema Only -
if only schema is needed.
Yes, now you have done with the Create Script with Schema and Data of the...
Replacement for deprecated sizeWithFont: in iOS 7?
...e if you happen to have a weird multi-threading corner case! Here's how I converted NSString sizeWithFont:constrainedToSize::
What used to be:
NSString *text = ...;
CGFloat width = ...;
UIFont *font = ...;
CGSize size = [text sizeWithFont:font
constrainedToSize:(CGSize){width, CGF...
Read file data without saving it in Flask
... If you are uploading a file and have a binary stream, you can easily convert it into a text stream by wrapping it in TextIOWrapper: mystring = TextIOWrapper(binary_stream)
– Dutch Masters
Jul 14 '16 at 14:57
...
Using port number in Windows host file
...do what you want with generic OS-level configuration - the browser is what selects the port to choose.
So use bookmarks or something like that.
(Some firewall/routing software might allow outbound port redirection, but that doesn't really sound like an appealing option for this.)
...
:not(:empty) CSS selector is not working?
I'm having a heck of a time with this particular CSS selector which does not want to work when I add :not(:empty) to it. It seems to work fine with any combination of the other selectors:
...