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How to sort an array of objects by multiple fields?
...n(a, b) {
if (a == b) return 0;
return a < b ? -1 : 1;
},
getCmpFunc = function(primer, reverse) {
var dfc = default_cmp, // closer in scope
cmp = default_cmp;
if (primer) {
cmp = function(a, b) {
...
Rails 3 execute custom sql query without a model
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168
Maybe try this:
ActiveRecord::Base.establish_connection(...)
ActiveRecord::Base.connection.ex...
Why is '+' not understood by Python sets?
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102
Python sets don't have an implementation for the + operator.
You can use | for set union and ...
How to select the rows with maximum values in each group with dplyr? [duplicate]
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132
Try this:
result <- df %>%
group_by(A, B) %>%
filter(value...
In git, is there a way to show untracked stashed files without applying the stash?
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125
Untracked files are stored in the third parent of a stash commit. (This isn't actually documen...
Git clone without .git directory
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Use
git clone --depth=1 --branch=master git://someserver/somerepo dirformynewrepo
rm -rf ./dirformynewrepo/.git
The depth option will make sure to copy the least bit of history possible to get that repo.
The branch option is optional and if not...
Generate an integer that is not among four billion given ones
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Python 3 turn range to a list
I'm trying to make a list with numbers 1-1000 in it. Obviously this would be annoying to write/read, so I'm attempting to make a list with a range in it. In Python 2 it seems that:
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