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Why isn't Python very good for functional programming? [closed]
...not to say that it's bad, just that you have to work harder than you would if you switched to a language that promotes functional programming or switched to writing OO Python.
Here are the functional things I miss in Python:
Pattern matching
Tail recursion
Large library of list functions
Function...
How to create a backup of a single table in a postgres database?
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with a slightly different sudo twist to this I ended up with a permission error on the file dump (logical enough since user postgres does not have write access on my directories) and I had an unknown flag error for --ignore-version. Prashan...
How do I get the list of keys in a Dictionary?
...e Key type being a string. var keyList = yourDictionary.Keys.ToList(); Or if you want to go nuts and not use var or Linq: - Type keyType = yourDictionary.GetType().GetGenericArguments()[0]; Type listType = typeof(List<>).MakeGenericType(keyType); IList keyList = (IList)Activator.CreateInsta...
In JPA 2, using a CriteriaQuery, how to count results
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@Barett if it's a rather large count you probably don't want to load a list of hundreds or thousands of entities into memory just to find out how many there are!
– Affe
Dec 10 '12 at 6:31
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How to terminate a window in tmux?
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Kent's response fully answered your question, however if you are looking to change tmux's configuration to be similar to GNU Screen, here's a tmux.conf that I've used to accomplish this:
# Prefix key
set -g prefix C-a
unbind C-b
bind C-a send-prefix
# Keys
bind k confirm kill-...
How To Get IPython Notebook To Run Python 3?
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and then use
ipython3 notebook
to open the notebook in the browser. If you have any notebooks saved with python 2 then it will automatically convert them to Python 3 once you open the notebook.
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No increment operator (++) in Ruby? [duplicate]
... Regarding point #3, since most things are objects, imagine if Ruby allowed you to do this: 1++ 1+2 # Would not be 3!
– Johntron
Feb 5 '13 at 13:46
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Android: open activity without save into the stack
...ddFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); instead. There is no functional difference.
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Is there a Boolean data type in Microsoft SQL Server like there is in MySQL? [duplicate]
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Please note that BIT is not equivalent to a boolean. If a scalar function returns a bit, you still need to test if it is 0 or 1. For example, dbo.IsReturnsBit(value) = 1
– Darren Griffith
Sep 19 '14 at 20:17
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Add only non-whitespace changes
... is the alias I made for the exact same problem:
alias.addnw=!sh -c 'git diff -U0 -w --no-color "$@" | git apply --cached --ignore-whitespace --unidiff-zero -'
Or you can simply run:
git diff -U0 -w --no-color | git apply --cached --ignore-whitespace --unidiff-zero -
Update
Added options -U0,...