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Is there any pythonic way to combine two dicts (adding values for keys that appear in both)?
... generic solution, which works for non-numeric values as well:
a = {'a': 'foo', 'b':'bar', 'c': 'baz'}
b = {'a': 'spam', 'c':'ham', 'x': 'blah'}
r = dict(a.items() + b.items() +
[(k, a[k] + b[k]) for k in set(b) & set(a)])
or even more generic:
def combine_dicts(a, b, op=operator.add):
...
How to run the sftp command with a password from Bash script?
... -e 'mirror -R /local/log/path/ /remote/path/' --env-password -u user sftp.foo.com
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Stretch and scale CSS background
... the following, it will work in most browsers except Internet Explorer.
.foo {
background-image: url(bg-image.png);
-moz-background-size: 100% 100%;
-o-background-size: 100% 100%;
-webkit-background-size: 100% 100%;
background-size: 100% 100%;
}
...
“Invalid signature file” when attempting to run a .jar
... on this site: stackoverflow.com/a/30922181/448779
– foo
Jun 21 '17 at 19:35
what about maven-assembly-plugin? It reso...
django - why is the request.POST object immutable?
...urity point seems moot, e.g. requests.POST._mutable = True; requests.POST['foo'] = 'bar'; request.POST._mutable = False
– Dan Passaro
Jan 7 '14 at 17:20
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...
Difference between final and effectively final
...the latest language version changes as they ought.
– fool4jesus
Jun 8 '15 at 14:09
8
One exceptio...
How do I find the location of Python module sources?
...sure of which file defines which module, but nearly all of them are either foo.c or foomodule.c, so it shouldn't be hard to guess that datetimemodule.c is what you want.
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How to run a shell script on a Unix console or Mac terminal?
...s any file with executable permission); you just specify it by its path:
/foo/bar
/bin/bar
./bar
To make a script executable, give it the necessary permission:
chmod +x bar
./bar
When a file is executable, the kernel is responsible for figuring out how to execte it. For non-binaries, this is ...
Open Cygwin at a specific folder
...this, just copy the gray-background text and put it in a text file called "foo.reg" and double click it.
– Andrew Moylan
Aug 28 '13 at 18:30
3
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Django: Get list of model fields?
...e following code
Using an instance
instance = User.objects.get(username="foo")
instance.__dict__ # returns a dictionary with all fields and their values
instance.__dict__.keys() # returns a dictionary with all fields
list(instance.__dict__.keys()) # returns list with all fields
Using a class
Us...