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Why use make over a shell script?
...les specified in the makefile, but it's less obvious that it's a knowledge based system since the (leaf) rules are shell commands to be executed rather than facts. And the term "expert system" is used to refer to a system that has successfully captured the expertise of a world class expert, which is...
How to generate all permutations of a list?
...:r])
break
else:
return
And another, based on itertools.product:
def permutations(iterable, r=None):
pool = tuple(iterable)
n = len(pool)
r = n if r is None else r
for indices in product(range(n), repeat=r):
if len(set(indices)) == r:
...
jQuery object equality
...
First order your object based on key using this function
function sortObject(o) {
return Object.keys(o).sort().reduce((r, k) => (r[k] = o[k], r), {});
}
Then, compare the stringified version of your object, using this funtion
function isE...
Python constructors and __init__
...e, that namespace is then passed to the metaclass (among with the name and bases). Function definitions then are just creating a function with the specified body and assigning it to it's name. The last assignment to __init__ will be what ends up in the class.
– skyking
...
Getting the encoding of a Postgres database
I have a database, and I need to know the default encoding for the database. I want to get it from the command line.
6 Answ...
Is there a properly tested alternative to Select2 or Chosen? [closed]
... possible alternative is bootstrap-multiselect
"JQuery multiselect plugin based on Twitter Bootstrap"
Examples and documentation: http://davidstutz.github.io/bootstrap-multiselect/
The repository does not contain any automated tests, manual tests instead
Themed using Bootstrap 3
JavaScript sourc...
How do I set up DNS for an apex domain (no www) pointing to a Heroku app?
...
(Note: root, base, apex domains are all the same thing. Using interchangeably for google-foo.)
Traditionally, to point your apex domain you'd use an A record pointing to your server's IP. This solution doesn't scale and isn't viable for ...
How do you clear a slice in Go?
...
Based on the title "How do you clear a slice in Go?" this is by far and away the safer answer and should be the accepted one. A perfect answer would be the combination of the originally accepted answer and this one so people ...
How to exclude certain directories/files from git grep search
...
With the example by @kynan as base I made this script and put it in my path (~/bin/) as gg. It does use git grep but avoids some specified filetypes.
In our repo its a lot of images so I have excluded the imagefiles, and this takes the serchtime down to...
Add missing dates to pandas dataframe
...lternatively use something like interpolate() to fill with non-zero values based on the neighboring rows.
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