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How do I force detach Screen from another SSH session?
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As Jose answered, screen -d -r should do the trick. This is a combination of two commands, as taken from the man page.
screen -d detaches the already-running screen session, and screen -r reattaches the existing session. By running screen -d -r, you force screen to detach it and then r...
Representing graphs (data structure) in Python
...s to be a DFS as it keeps on expanding nodes. For the shortest path we can compare the length of the paths and return only the shortest one at the end.
– Jwalant Bhatt
Sep 20 '17 at 3:20
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Python super() raises TypeError
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From what python version did this become default behaviour ?
– Geo
Jan 28 '09 at 20:51
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argparse store false if unspecified
...fault value of False.
Likewise, store_false will default to True when the command-line argument is not present.
The source for this behavior is succinct and clear: http://hg.python.org/cpython/file/2.7/Lib/argparse.py#l861
The argparse docs aren't clear on the subject, so I'll update them now: h...
“unary operator expected” error in Bash if condition
...to use bash, it's much easier to always use the double bracket conditional compound command [[ ... ]], instead of the Posix-compatible single bracket version [ ... ]. Inside a [[ ... ]] compound, word-splitting and pathname expansion are not applied to words, so you can rely on
if [[ $aug1 == "and...
Android Studio needs JDK 7 for Android-L mac
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How Do I Use Factory Girl To Generate A Paperclip Attachment?
...ctoryGirl.define block (which isn't what happens in this gist: gist.github.com/313121).
– Sam
Dec 24 '12 at 15:44
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How to Convert all strings in List to lower case using LINQ?
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How do I select the parent form based on which submit button is clicked?
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In Python, how do I create a string of n characters in one line of code?
..._val = "x" * 10 # gives you "xxxxxxxxxx"
And if you want something more complex, like n random lowercase letters, it's still only one line of code (not counting the import statements and defining n):
from random import choice
from string import ascii_lowercase
n = 10
string_val = "".join(choice...