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How to swap keys and values in a hash
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files = {
'Input.txt' => 'Randy',
'Code.py' => 'Stan',
'Output.txt' => 'Randy'
}
h = Hash.new{|h,k| h[k] = []} # Create hash that defaults unknown keys to empty an empty list
files.map {|k,v| h[v]<< k} #append each key to t...
How to save MailMessage object to disk as *.eml or *.msg file
...do I save MailMessage object to the disk? The MailMessage object does not expose any Save() methods.
5 Answers
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p vs puts in Ruby
...in his post entitled "Ruby p vs puts vs print".
– alexanderjsingleton
Feb 26 '16 at 4:24
Kinda feel like this leaves m...
Visual Studio 2010 - recommended extensions [closed]
What are your recommended extensions for Visual Studio 2010?
(Please indicate if its free or not And also its purpose / function too)
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How to truncate milliseconds off of a .NET DateTime
...me.Ticks % TimeSpan.TicksPerSecond));
This could be generalized into an extension method:
public static DateTime Truncate(this DateTime dateTime, TimeSpan timeSpan)
{
if (timeSpan == TimeSpan.Zero) return dateTime; // Or could throw an ArgumentException
if (dateTime == DateTime.MinValue |...
The following untracked working tree files would be overwritten by merge, but I don't care
...t:
git clean -d -f ""
Where -d can be replaced with the following:
-x ignored files are also removed as well as files unknown to Git.
-d remove untracked directories in addition to untracked files.
-f is required to force it to run.
Here is the link that can be helpful as well.
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How to get rid of punctuation using NLTK tokenizer?
...to use NLTK and I don't quite understand how to get a list of words from text. If I use nltk.word_tokenize() , I get a list of words and punctuation. I need only the words instead. How can I get rid of punctuation? Also word_tokenize doesn't work with multiple sentences: dots are added to the las...
assign multiple variables to the same value in Javascript
...Down = moveLeft = moveRight = mouseDown = touchDown = false;
Check this example
var a, b, c;
a = b = c = 10;
console.log(a + b + c)
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What's the difference between `raw_input()` and `input()` in Python 3?
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The difference is that raw_input() does not exist in Python 3.x, while input() does. Actually, the old raw_input() has been renamed to input(), and the old input() is gone, but can easily be simulated by using eval(input()). (Remember that eval() is evil. Try to use s...