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Simplest way to check if key exists in object using CoffeeScript
In CoffeeScript, what is the simplest way to check if a key exists in an object?
3 Answers
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How do you check whether a number is divisible by another number (Python)?
I need to test whether each number from 1 to 1000 is a multiple of 3 or a multiple of 5. The way I thought I'd do this would be to divide the number by 3, and if the result is an integer then it would be a multiple of 3. Same with 5.
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Spring JPA @Query with LIKE
I'm trying to make a method in CrudRepository that will be able to give me list of users, whose usernames are LIKE the input parameter(not only begin with, but also contains it). I tried to use method "findUserByUsernameLike(@Param("username") String username)" but as it is told in Spring document...
Effective way to find any file's Encoding
...have a BOM, this cannot determine the file's encoding.
*UPDATED 4/08/2020 to include UTF-32LE detection and return correct encoding for UTF-32BE
/// <summary>
/// Determines a text file's encoding by analyzing its byte order mark (BOM).
/// Defaults to ASCII when detection of the text file's...
How to check if element exists using a lambda expression?
Specifically, I have TabPane, and I would like to know if there is element with specific ID in it.
3 Answers
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A regex to match a substring that isn't followed by a certain other substring
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(?! look ahead to see if there is not:
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.* any character except \n (0 or more times
(matching the most am...
Fast way of counting non-zero bits in positive integer
I need a fast way to count the number of bits in an integer in python.
My current solution is
9 Answers
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How to break a line of chained methods in Python?
...nt for all situation. As an example, it does not work with assignment operator. Imagine you want to break lines in this chain: foo.set_default('bar', {}).set_default('spam', {}).set_default('eggs', {})['lol'] = 'yeah'
– loutre
Jul 9 '18 at 14:20
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vim line numbers - how to have them on by default?
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Add set number to your .vimrc file in your home directory.
If the .vimrc file is not in your home directory create one with
vim .vimrc and add the commands you want at open.
Here's a site that explains the vimrc and how to use it.
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Table name as variable
I am trying to execute this query:
10 Answers
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