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How to avoid “if” chains?
...e desire to break out of "part of a function" usually means you do need an extra function.
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Many-to-many relationship with the same model in rails?
...schema for your posts:
create_table "posts", :force => true do |t|
t.string "name", :null => false
end
For any many-to-many relationship, you need a join table. Here's the schema for that:
create_table "post_connections", :force => true, :id => false do |t|
t.integer "post_a_id"...
Number of occurrences of a character in a string [duplicate]
...ber of occurrences of a certain character such as & in the following string.
6 Answers
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How to Set Variables in a Laravel Blade Template
... (for instance) an operator such as ==.
@if ($variable = 'any data, be it string, variable or OOP') @endif
Then you can use it anywhere you can use any other variable
{{ $variable }}
The only downside is your assignment will look like a mistake to someone not aware that you're doing this as a ...
Array.size() vs Array.length
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Is there something that does work with Strings if size doesn't work?
– Chris
Apr 17 '17 at 14:42
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Flatten an Array of Arrays in Swift
...hmiBozdag's answer,
1. Methods in public extensions are public.
2. Removed extra method, as start index will be always zero.
3. I did not find a way to put compactMap inside for nil and optionals because inside method T is always [Any?], any suggestions are welcomed.
let array = [[[1, 2, 3], 4], 5...
How can I check whether a radio button is selected with JavaScript?
...language of choice, but you'd but checking the gender value of the request string.
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Why does UITableViewCell remain highlighted?
...efly before being deselected. In theory I think you do not have to do any extra work to have it deselect right away on its own, so code in viewDidAppear should not be needed...
– Kendall Helmstetter Gelner
Dec 3 '09 at 20:40
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How do I delete an exported environment variable?
... @RodrigoGurgel using echo won't show existing variable set to empty string or nul. to your point, though, a proper way to test for variable would be env | grep -e '^VARNAME='.
– Thomas
Feb 1 '19 at 14:22
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Are the PUT, DELETE, HEAD, etc methods available in most web browsers?
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@Mirich the form only supports POST. So we send POST with extra data, which the server knows means: ah, I should treat this like a PUT.
– Ciro Santilli 郝海东冠状病六四事件法轮功
Aug 24 '18 at 7:17
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