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How can I get the intersection, union, and subset of arrays in Ruby?
...n do set operations on arrays by doing &(intersection), -(difference), and |(union).
Obviously I didn't implement the MultiSet to spec, but this should get you started:
class MultiSet
attr_accessor :set
def initialize(set)
@set = set
end
# intersection
def &(other)
@set &...
How to search a Git repository by commit message?
...-all)
to show all instances of the given text, the containing file name, and the commit sha1.
Finally, as a last resort in case your commit is dangling and not connected to history at all, you can search the reflog itself with the -g flag (short for --walk-reflogs:
git log -g --grep='Build 0051'...
Node.js Error: Cannot find module express
...ome reason when starting my app as a normal user, but when starting my app and a system init script it wouldn't work. I fixed it by installing winston locally in the app directory (and adding it to package.json).
– trusktr
Apr 21 '14 at 2:08
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How to clear https proxy setting of NPM?
...g rm https-proxy
Source: http://jonathanblog2000.blogspot.ch/2013/11/set-and-reset-proxy-for-git-and-npm.html
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Copying files from one directory to another in Java
...directory, dir, with text files. I iterate over the first 20 files in dir, and want to copy them to another directory in the dir directory, which I have created right before the iteration.
In the code, I want to copy the review (which represents the ith text file or review) to trainingDir . How c...
Remove HTML Tags in Javascript with Regex
...use the HTML parser doesn't require that the last tag be closed by a >, and the second fails because image loading starts even before a parsed DOM tree is added to the DOM, and $('<img ...>') invokes the HTML parser.
– Mike Samuel
Nov 1 '13 at 3:21
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CSS text-transform capitalize on all caps
...
Clever thinking, well done Philihp. And well done Torin for pointing out "display: inline-block".
– Chris Mendes
Jul 8 '15 at 11:41
10
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Can you issue pull requests from the command line on GitHub?
...
UPDATE: The hub command is now an official github project and also supports creating pull requests
ORIGINAL:
Seems like a particularly useful thing to add to the hub command: http://github.com/defunkt/hub or the github gem: http://github.com/d...
UnicodeDecodeError: 'charmap' codec can't decode byte X in position Y: character maps to
...coding. Which one you have to figure out yourself. Common ones are Latin-1 and UTF-8. Since 0x90 doesn't actually mean anything in Latin-1, UTF-8 (where 0x90 is a continuation byte) is more likely.
You specify the encoding when you open the file:
file = open(filename, encoding="utf8")
...
What does “Content-type: application/json; charset=utf-8” really mean?
...om the content itself, i.e. you can't necessarily just look at the content and know what to do with it. That's what HTTP headers are for, they tell the recipient what kind of content they're (supposedly) dealing with.
Content-type: application/json; charset=utf-8 designates the content to be in JSO...