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Windows path in Python
...lways select the correct configuration for your OS:
os.path.join(mydir, myfile)
From python 3.4 you can also use the pathlib module. This is equivelent to the above:
pathlib.Path(mydir, myfile)
or
pathlib.Path(mydir) / myfile
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Comments in Markdown
What is the syntax for storing a comment in a markdown file, e.g. a CVS $Id$ comment at the top of the file? I found nothing on the markdown project .
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base64 encoded images in email signatures
...ndary
Content-Type: image/png; name="sig.png"
Content-Disposition: inline; filename="sig.png"
Content-Transfer-Encoding: base64
Content-ID: <0123456789>
Content-Location: sig.png
base64 data
--boundary
And, the HTML part would reference the image like this:
<img src="cid:0123456789">...
How to see top processes sorted by actual memory usage?
...ed memory is wasted memory". The Linux kernel keeps around huge amounts of file metadata and files that were requested, until something that looks more important pushes that data out. It's why you can run:
find /home -type f -name '*.mp3'
find /home -type f -name '*.aac'
and have the second find ...
ASP.NET: HTTP Error 500.19 – Internal Server Error 0x8007000d
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Had the same issue, spent ages looking at "corrupt" XML files until I stumbled across this comment mentioning the URL rewriting module. That was enough to trigger my recollection of solving this exact same thing a few months ago! (I'm writing it down this time) Thanks!
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Check for installed packages before running install.packages() [duplicate]
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I suggest a more lightweight solution using system.file.
is_inst <- function(pkg) {
nzchar(system.file(package = pkg))
}
is_inst2 <- function(pkg) {
pkg %in% rownames(installed.packages())
}
library(microbenchmark)
microbenchmark(is_inst("aaa"), is_inst2("aaa...
Check if an apt-get package is installed and then install it if it's not on Linux
...installed and then removed - in that case it's Status: deinstall ok config-files or similar, so it's "ok" - so to me, this is not a safe test. dpkg-query -l doesnt seem to return a useful result in this case either.
– keen
Sep 23 '16 at 19:49
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How to make an AJAX call without jQuery?
...solutions online on these links:
https://www.w3schools.com/xml/tryit.asp?filename=tryajax_first
https://www.w3schools.com/xml/tryit.asp?filename=tryajax_callback
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Find unmerged Git branches?
...hortstat remotes/origin/${CURRENT_BRANCH}...${LINE}"
if $CMD | grep ' file' > /dev/null; then
echo -e "\e[93m$LINE\e[0m" | sed 's/remotes\/origin\///'
$CMD
echo ''
fi
done
The up-to-date version of the script
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Download a working local copy of a webpage [closed]
... etc.
Each link will be changed in one of the two ways:
The links to files that have been downloaded by Wget will be changed to refer
to the file they point to as a relative link.
Example: if the downloaded file /foo/doc.html links to /bar/img.gif, also
downloaded, then the link i...