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Laravel - Eloquent or Fluent random row
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tl;dr: It's nowadays implemented into Laravel, see "edit 3" below.
Sadly, as of today there are some caveats with the ->orderBy(DB::raw('RAND()')) proposed solution:
It isn't DB-agnostic. e.g. SQLite and PostgreSQL use RANDOM()
E...
Why does Ruby 1.9.2 remove “.” from LOAD_PATH, and what's the alternative?
...are based on the same underlying principle: in general, you simply cannot know what the current directory is, when your code is run. Which means that, when you require a file and depend on it being in the current directory, you have no way of controlling whether that file will even be there, or whet...
Creating an object: with or without `new` [duplicate]
...stroy it explicitly using the keyword delete;
Creating arrays with a size known only at runtime, since the object creation occurs at runtime. (I won't go into the specifics of allocating dynamic arrays here.)
Neither is preferred; it depends on what you're doing as to which is most appropriate.
U...
Get specific ArrayList item
...unction is documented, or perhaps just because it's (by far) the worst of (now) 6 answers which all say essentially the same thing.
– Bernhard Barker
Aug 13 '15 at 17:37
add a...
Spring @PropertySource using YAML
...go. It doesn't work with recent versions of Spring Boot. This is what I do now (please translate the Kotlin to Java if necessary):
@TestPropertySource(locations=["classpath:application.yml"])
@ContextConfiguration(
initializers=[ConfigFileApplicationContextInitializer::class]
)
is added t...
BACKUP LOG cannot be performed because there is no current database backup
...le] → OK
This was wrong. I shouldn't have first created the database.
Now, instead, I do this:
Right click on Databases > Restore Database > General : Device: [the
path of back up file] → OK
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In where shall I use isset() and !empty()
...k if a key isset in that array.
Think about $_GET / $_POST, for instance.
Now, to work on its value, when you know there is such a value : that is the job of empty.
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How to automatically remove trailing whitespace in Visual Studio 2008?
... saved = False
End If
End Sub
I've been using this for some time now without any problems. I didn't create the macro, but modified it from the one in ace_guidelines.vsmacros which can be found with a quick google search.
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C# pattern to prevent an event handler hooked twice [duplicate]
...ed from the public event to the private delegate, e.g. Foo?.Invoke() would now become foo?.Invoke(). Otherwise you get an error.
– toddmo
Oct 19 '17 at 16:19
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Java, How do I get current index/key in “for each” loop [duplicate]
...(if the used iterator actually does that) in which case there's no way of knowing the current index. Index is just a view to the data, not a property of data.
– Esko
Aug 7 '10 at 18:26
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