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What algorithm gives suggestions in a spell checker?
...n distance is not exactly the right edit distance for a spell checker. It knows only insertion, deletion and substitution. Transposition is missing and produces 2 for a transposition of 1 character (it's 1 delete and 1 insertion). Damerau–Levenshtein distance is the right edit distance.
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How do you rename a MongoDB database?
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This is great! I already had a mongodump created. Didnt know you can restore it with a different name. Thanks!
– Dushyant Bangal
Mar 31 '17 at 13:29
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Two versions of python on linux. how to make 2.7 the default
..., or put it in your ~/.bashrc if you want the change to be persistent, and now when you type python it runs your chosen 2.7, but when some program on your system tries to run a script with /usr/bin/env python it runs the standard 2.6.
Alternatively, just create a virtual environment out of your 2...
How to determine if an NSDate is today?
...suggestion. I had to look up what era was, so for anyone else who doesn't know, it distinguishes between BC and AD. This is probably unnecessary for most people, but it's easy to check and adds some certainty, so I've included it. If you're going for speed, this probably isn't a good method anyway.
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Installing Java 7 on Ubuntu
...ind a paywall. Also, OpenJDK has grown up and is a more viable alternative nowadays.
In Ubuntu 16.04 and higher, Java 7 is no longer available. Usually you're best off installing Java 8 (or 9) instead.
sudo apt-get install openjdk-8-jre
or, f you also want the compiler, get the jdk:
sudo apt-...
Rails ActiveRecord date between
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Day.where(:reference_date => 6.months.ago..Time.now) works, thanks
– boulder_ruby
Nov 5 '12 at 1:41
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How to avoid installing “Unlimited Strength” JCE policy files when deploying an application?
...s 256-bit AES encryption which is not supported by Java out of the box. I know to get this to function correctly I install the JCE unlimited strength jars in the security folder. This is fine for me being the developer, I can install them.
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Python try-else
... print('if this prints, we had no error!') # won't print!
print('And now we have left the try block!') # will print!
And now,
>>> handle_error()
handled a RuntimeError, no big deal.
And now we have left the try block!
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How to move a model between two Django apps (Django 1.7)
...ll new developers I didn't really focus too much on the structure, however now I am further along with Django it has started to appear that my project layout mainly my models are horrible in structure.
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How can I render inline JavaScript with Jade / Pug?
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Jade's policy changed, the inline script tag should now have a . appended. So script. followed by your indented block of JS.
– joeytwiddle
Aug 27 '13 at 20:26
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