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List all indexes on ElasticSearch server?
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edited Aug 14 '19 at 8:36
saeedeh
811010 bronze badges
answered Jul 2 '13 at 15:20
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Specify custom Date format for colClasses argument in read.table/read.csv
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You can write your own function that accepts a string and converts it to a Date using the form...
What are “named tuples” in Python?
Reading the changes in Python 3.1 , I found something... unexpected:
11 Answers
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Is it possible for a unit test to assert that a method calls sys.exit()
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155
Yes. sys.exit raises SystemExit, so you can check it with assertRaises:
with self.assertRaise...
Check if value exists in Postgres array
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Simpler with the ANY construct:
SELECT value_variable = ANY ('{1,2,3}'::int[])
The right operand of ANY (between parentheses) can either be a set (result of a subquery, for instance) or an array. There are several ways to use it:
SQLAlchemy: how to filter on PgArray column types?
IN ...
How to stop /#/ in browser with react-router?
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For the versions 1, 2 and 3 of react-router, the correct way to set the route to URL mapping scheme is by passing a history implementation into the history parameter of <Router>. From the histories documentation:
In a nutshell, a hi...
How to get a key in a JavaScript object by its value?
...ct).find(key => object[key] === value);
}
const map = {"first" : "1", "second" : "2"};
console.log(getKeyByValue(map,"2"));
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How to undo 'git reset'?
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Short answer:
git reset 'HEAD@{1}'
Long answer:
Git keeps a log of all ref updates (e.g., checkout, reset, commit, merge). You can view it by typing:
git reflog
Somewhere in this list is the commit that you lost. Let's say you just typed git reset HE...
How to change the decimal separator of DecimalFormat from comma to dot/point?
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edited Sep 19 '17 at 18:46
Francisco M
11311 silver badge66 bronze badges
answered Feb 19...