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Laravel Check If Related Model Exists
...In php 7.2+ you can't use count on the relation object, so there's no one-fits-all method for all relations. Use query method instead as @tremby provided below:
$model->relation()->exists()
generic solution working on all the relation types (pre php 7.2):
if (count($model->relation))
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Start a git commit message with a hashmark (#)
Git treats lines starting with # as comment lines when committing. this is very annoying when working with a ticket tracking system, and trying to write the ticket number at the beginning of the line, e.g.
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Wrong syntax highlighting for PHP file in PHPStorm
...ne php file stopped to working and also icon next to the file has changed. It shows it's text file instead of PHP .
7 Answe...
In java how to get substring from a string till a character c?
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edited May 28 '13 at 17:40
Anirudha
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Why are side-effects modeled as monads in Haskell?
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Suppose a function has side effects. If we take all the effects it produces as the input and output parameters, then the function is pure to the outside world.
So, for an impure function
f' :: Int -> Int
we add the RealWorld to the consideration
f :: Int -> RealWorld -> (Int, Re...
Node.js Unit Testing [closed]
Are there any good node.js (server side js) unit testing frameworks currently out there? I'm looking for something a little deeper than the Assert module provided.
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Which is better, return value or out parameter?
If we want to get a value from a method, we can use either return value, like this:
17 Answers
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What is the best open XML parser for C++? [duplicate]
...r a simple, clean, correct XML parser to use in my C++ project. Should I write my own?
12 Answers
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jQuery: Get height of hidden element in jQuery
I need to get height of an element that is within a div that is hidden. Right now I show the div, get the height, and hide the parent div. This seems a bit silly. Is there a better way?
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Studies on optimal code width?
If you enable the "View Right Margin" in your IDE of choice, it is likely that it will default to 80 characters. I tend to change it to 120 for no reason other than it was the standard at a company I was with a few years back, and no other company has told me to do it differently.
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