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Display numbers with ordinal suffix in PHP
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Do you know if it is possible to get the ordinal number in word form? i.e. first, second, third, etc. instead of 1st, 2nd, 3rd...
– its_me
Oct 16 '13 at 19:05
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Node.js - Find home directory in platform agnostic way
... recent answer, the preferred way is now simply:
const homedir = require('os').homedir();
[Original Answer]: Why not use the USERPROFILE environment variable on win32?
function getUserHome() {
return process.env[(process.platform == 'win32') ? 'USERPROFILE' : 'HOME'];
}
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Python: Making a beep noise
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Or def sos(): for i in range(0, 3): winsound.Beep(2000, 100) for i in range(0, 3): winsound.Beep(2000, 400) for i in range(0, 3): winsound.Beep(2000, 100). I should probably go ba...
Redirect stdout pipe of child process in Go
...hing more interesting
cmd := exec.Command("ls", "-l")
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
cmd.Run()
}
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How to get a variable value if variable name is stored as string?
...ariable_value="\$$variable_name"
fi
echo "$variable_value"
}
test=123
get_value_of test
# 123
test="\$(echo \"something nasty\")"
get_value_of test
# $(echo "something nasty")
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impr...
How to properly create an SVN tag from trunk?
...revision of the trunk and "tag" it as well. the command: svn copy -r 123 "svn.example.com/project/trunk" "svn.example.com/project/tags/1.0" -m "Tagging, but using older revision (123)."
– granadaCoder
Oct 18 '11 at 16:39
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Total memory used by Python process?
... for various operating systems, including Linux, Windows 7, etc.:
import os
import psutil
process = psutil.Process(os.getpid())
print(process.memory_info().rss) # in bytes
On my current Python 2.7 install with psutil 5.6.3, the last line should be
print(process.memory_info()[0])
instead (t...
How do I get the name of the active user via the command line in OS X?
How do I get the name of the active user via the command line in OS X?
12 Answers
12
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List directory tree structure in python?
I know that we can use os.walk() to list all sub-directories or all files in a directory. However, I would like to list the full directory tree content:
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How to force R to use a specified factor level as reference in a regression?
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See the relevel() function. Here is an example:
set.seed(123)
x <- rnorm(100)
DF <- data.frame(x = x,
y = 4 + (1.5*x) + rnorm(100, sd = 2),
b = gl(5, 20))
head(DF)
str(DF)
m1 <- lm(y ~ x + b, data = DF)
summary(m1)
Now alter the factor ...