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Generating a PNG with matplotlib when DISPLAY is undefined
...ered Dec 2 '16 at 11:59
Matthias123Matthias123
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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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Is there a way to use shell_exec without waiting for the command to complete?
... Why both nohup and the &?
– bugmenot123
Feb 28 '19 at 10:28
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What's the difference between a proxy server and a reverse proxy server? [closed]
...cussion to web proxies - however, the idea of a proxy is not limited to websites.
FORWARD proxy
Most discussion of web proxies refers to the type of proxy known as a "forward proxy."
The proxy event, in this case, is that the "forward proxy" retrieves data from another web site on behalf of the o...
Hosting a Maven repository on github
...eate a branch called mvn-repo to host your maven artifacts.
Use the github site-maven-plugin to push your artifacts to github.
Configure maven to use your remote mvn-repo as a maven repository.
There are several benefits to using this approach:
Maven artifacts are kept separate from your source ...
How to download all files (but not HTML) from a website using wget?
How to use wget and get all the files from website?
8 Answers
8
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In Python, if I return inside a “with” block, will the file still close?
...self
def __exit__(self, *exc):
print('EXITING context.')
def fun():
with MyResource():
print('Returning inside with-statement.')
return
print('Returning outside with-statement.')
fun()
The output is:
Entering context.
Returning inside with-statement.
EXITING...
How to redirect all HTTP requests to HTTPS
I'm trying to redirect all insecure HTTP requests on my site (e.g. http://www.example.com ) to HTTPS ( https://www.example.com ). I'm using PHP btw. Can I do this in .htaccess?
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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 ...