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ZSH iterm2 increase number of lines history
... delete your current buffer(s)
change the value of the Scrollback Lines to whatever you'd like
Uncheck the Unlimited scrollback option if you'd like to use your Scrollback lines value
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python pandas remove duplicate columns
What is the easiest way to remove duplicate columns from a dataframe?
9 Answers
9
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Java: notify() vs. notifyAll() all over again
...mpletes the method and releases the lock. Now, C1 acquires the lock. Guess what, lucky we have a while loop, because, C1 performs the loop check (guard) and is prevented from removing a non-existent element from the buffer (C2 already got it!). If we didn't have a while, we would get an IndexArrayOu...
In Bash, how can I check if a string begins with some value?
... z* ]] and [[ $a == "z*" ]]? In other words: do they work differently? And what specifically do you mean when you say "$a is equal to z*"?
– Niels Bom
Jun 16 '15 at 10:37
5
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How to “git clone” including submodules?
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@toszter: is it so wise? What if the holding repo needs a version of a submodule that is not master?
– Gauthier
Apr 29 '15 at 12:27
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Why would I make() or new()?
...' cannot be used to create channels. However, in my opinion, the point is: what would happen if 'new' and 'make' are joined into a single built-in function? Certainly, such a replacement would be possible. Since it is possible, the question is: what are the objective reasons for having 2 built-in fu...
How do you write tests for the argparse portion of a python module? [closed]
...CLI operation.)
In your tests, you can then call the parser function with whatever list of arguments you want to test it with:
def test_parser(self):
parser = parse_args(['-l', '-m'])
self.assertTrue(parser.long)
# ...and so on.
This way you'll never have to execute the code of your ...
How to use Git Revert
...870 bad update
3f7522e initial commit
So there is a consistent history of what has happened, yet the files are as if the bad update never occured:
cat README.md
Initial text
It doesn't matter where in the history the commit to be reverted is (in the above example, the last commit is reverted - an...
How do I commit only some files?
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Changes not staged for commit:
(use "git add <file>..." to update what will be committed)
(use "git checkout -- <file>..." to discard changes in working directory)
modified: file1
modified: file2
modified: file3
modified: file4
Add the files to staging
$ git add file1 fi...
Why does printf not flush after the call unless a newline is in the format string?
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The stdout stream is line buffered by default, so will only display what's in the buffer after it reaches a newline (or when it's told to). You have a few options to print immediately:
Print to stderrinstead using fprintf (stderr is unbuffered by default):
fprintf(stderr, "I will be printed...