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Git push/clone to new server
...ne --bare /path/to/repo /path/to/bare/repo.git # don't forget the .git!
Now, archive up the new repo.git directory using tar/gzip or whatever your favorite archiving tool is and then copy the archive to the server.
Unarchive the repo on your server. You'll then need to set up a remote on your l...
How can I iterate over files in a given directory?
... If you're seeing this in 2017 or beyond, os.scandir(dir_str) is now available and much cleaner to use. No need for fsencode. for entry in os.scandir(path): print(entry.path)
– g.o.a.t.
Dec 21 '17 at 0:49
...
Apply CSS styles to an element depending on its child elements
...ion which is "Is there a way to do this with CSS". It clearly states: "I know I can achieve this using javascript, but I just wondered whether this is possible using some unknown (to me) CSS features."
– SunshinyDoyle
Aug 28 '18 at 14:27
...
Android – Listen For Incoming SMS Messages
...ot correct. Any app can still get the SMS_RECEIVED broadcast in 4.4+, and, now that that broadcast cannot be aborted, it is more certain than in previous versions.
– Mike M.
Jul 26 '16 at 13:30
...
Java recursive Fibonacci sequence
... fibonacci(3) + fibonacci(2)
fibonacci(2) = fibonacci(1) + fibonacci(0)
Now you already know fibonacci(1)==1 and fibonacci(0) == 0. So, you can subsequently calculate the other values.
Now,
fibonacci(2) = 1+0 = 1
fibonacci(3) = 1+1 = 2
fibonacci(4) = 2+1 = 3
fibonacci(5) = 3+2 = 5
And from fi...
How does virtual inheritance solve the “diamond” (multiple inheritance) ambiguity?
...ally inherit A. D's object size is increased because it stores 2 pointers now; however there is only one A now.
So B::A and C::A are the same and so there can be no ambiguous calls from D. If you don't use virtual inheritance you have the second diagram above. And any call to a member of A the...
Match multiline text using regular expression
...e very end (or before a newline at the end, but we'll leave that aside for now). But if the string contains newlines, you can choose for ^ and $ to match at the start and end of any logical line, not just the start and end of the whole string, by setting the MULTILINE flag.
So forget about what MU...
Does Python have “private” variables in classes?
... self.__var = 123
def printVar(self):
print self.__var
Now, if you try to access __var outside the class definition, it will fail:
>>>x = A()
>>>x.__var # this will return error: "A has no attribute __var"
>>>x.printVar() # this gives back 123
Bu...
How can I get a list of locally installed Python modules?
...
Now, these methods I tried myself, and I got exactly what was advertised: All the modules.
Alas, really you don't care much about the stdlib, you know what you get with a python install.
Really, I want the stuff that I i...
How to write DataFrame to postgres table?
...s 0.14 (released end of May 2014), postgresql is supported. The sql module now uses sqlalchemy to support different database flavors. You can pass a sqlalchemy engine for a postgresql database (see docs). E.g.:
from sqlalchemy import create_engine
engine = create_engine('postgresql://scott:tiger@lo...