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How to round a number to significant figures in Python
..., -3)
1000.0
Thus if you need only most significant digit:
>>> from math import log10, floor
>>> def round_to_1(x):
... return round(x, -int(floor(log10(abs(x)))))
...
>>> round_to_1(0.0232)
0.02
>>> round_to_1(1234243)
1000000.0
>>> round_to_1(13)
...
Change SQLite database mode to read-write
How can I change an SQLite database from read-only to read-write?
14 Answers
14
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Best way to simulate “group by” from bash?
... which you can then pipe to "sort -nr" to have sorted in descending order, from highest to lowest count. ie sort ip_addresses | uniq -c | sort -nr
– Brad Parks
Mar 11 '14 at 11:45
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How can I open several files at once in Vim?
Is there a way to open all the files in a directory from within Vim? So a :command that would say in effect "Open all the files under /some/path into buffers".
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What's the meaning of 'origin' in 'git push origin master'
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origin is the default name of the remote git repository you cloned from. Have a look at .git/refs/remotes/origin/* and .git/config within your sources to see how git knows about it.
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git: fatal: Could not read from remote repository
...b, you always use the username git. Example: git@github.com:mayoff/uiimage-from-animated-gif.git Github figures out your identity by looking at what SSH key you send.
– rob mayoff
Jan 24 '17 at 2:38
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How do I install PyCrypto on Windows?
...-2.6.1.win32-py2.7.exe
Notice to choose the relevant link for your setup from this list
If you're looking for builds for Python 3.5, see PyCrypto on python 3.5
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“Unsafe JavaScript attempt to access frame with URL…” error being continuously generated in Chrome w
... hmm that's intriguing...is there a way to set the option that way aside from the command line? I tried this from the command line: /Applications/Google\ Chrome.app/Contents/MacOS/Google\ Chrome --disable-web-security and it seemed to work! but it said it wasn't able to load my profile...any idea ...
How to use single storyboard uiviewcontroller for multiple subclass
... which is connected to right navigation button of the navigation bar
From there I would like to use the storyboard as a template for other views without having to create additional storyboards. Say these views will have exactly the same interface but with root view controller of class Specifi...
How to return multiple objects from a Java method?
I want to return two objects from a Java method and was wondering what could be a good way of doing so?
25 Answers
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