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Given two directory trees, how can I find out which files differ by content?
...les in subdirs, for example rsync --options /usr /bin /var /sbin /lib /old_root will effectively compare current root / (by specifying all subdirs in it) and /old_root (containing for example some older backup of /), which is something diff -r can't do. And if you assume that files with same size, ...
How to delete the contents of a folder?
...bolic links, should work on Windows as well.
import os
import shutil
for root, dirs, files in os.walk('/path/to/folder'):
for f in files:
os.unlink(os.path.join(root, f))
for d in dirs:
shutil.rmtree(os.path.join(root, d))
...
Generating Guids in Ruby
...
To create a proper, mysql, varchar 32 GUID
SecureRandom.uuid.gsub('-','').upcase
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Make Iframe to fit 100% of container's remaining height
...;
padding: 0px;
}
/* iframe's parent node */
div#root {
position: fixed;
width: 100%;
height: 100%;
}
/* iframe itself */
div#root > iframe {
display: block;
width: 100%;
height: 100%;
border...
How do I request a file but not save it with Wget? [closed]
... to make http requests to a fresh web server. I am doing this to warm the MySQL cache. I do not want to save the files after they are served.
...
Make the current commit the only (initial) commit in a Git repository?
....git/ always causes huge issues when I have submodules.
Using git rebase --root would somehow cause conflicts for me (and take long since I had a lot of history).
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How to get domain URL and application name?
...n they will not be relative to the <base> anymore, but to the domain root instead.
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How to generate XML file dynamically using PHP?
...5)
and we have to append this in the correct position. We are creating the root so we append this directly to the domdocument.
Note create element append the element to the node and return the node inserted, we save this reference to append the track nodes to the root node (incidentally called xml)....
How to work with complex numbers in C?
...introduced in mathematics, from the need of calculating negative quadratic roots. Complex number concept was taken by a variety of engineering fields.
Today that complex numbers are widely used in advanced engineering domains such as physics, electronics, mechanics, astronomy, etc...
Real and imag...
Python error “ImportError: No module named”
...at was affecting it was that I had another Python version installed by the root, so if someone is working with a local installation of python, be sure that the Python installation that is running the programs is the local Python. To check this, just do which python, and see if the executable is the ...