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Ruby send vs __send__
...e concept of some_instance.send but I'm trying to figure out why you can call this both ways. The Ruby Koans imply that there is some reason beyond providing lots of different ways to do the same thing. Here are the two examples of usage:
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How to fix org.hibernate.LazyInitializationException - could not initialize proxy - no Session
...e is to initialize this lazy collection in getModelByModelGroup itself and call:
Hibernate.initialize(subProcessModel.getElement());
when you are still in active session.
And one last thing. A friendly advice. You have something like this in your method:
for (Model m : modelList) {
if (m.ge...
How does OAuth 2 protect against things like replay attacks using the Security Token?
... Yep, he was serious. I almost walked away right there, but then the donut called out to me: "Eat me, I'm delicious...". Who am I to disobey orders from a donut? I said ok.
He handed me a note with his name on it (the chef, not the donut): "Tell them Olaf sent you". His name was already on the note...
Get Specific Columns Using “With()” Function in Laravel Eloquent
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In Laravel 5.7 you can call specific field like this
$users = App\Book::with('author:id,name')->get();
It is important to add foreign_key field in the selection.
shar...
How do I hide an element on a click event anywhere outside of the element?
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This works fine.. but When I click over the button which calls the popup, then popup comes and then again vanishes immediately. What to do for that as the document is taking two actions at a time. to call the popup on body click and to fadeOut the popup on bodyClick
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ALTER TABLE to add a composite primary key
I have a table called provider . I have three columns called person , place , thing . There can be duplicate persons, duplicate places, and duplicate things, but there can never be a dupicate person-place-thing combination.
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Repeat command automatically in Linux
... each invocation, e.g. watch -n 1 echo ${RANDOM}. The random will only get called once.
– Marcin
Jan 12 at 12:48
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In JavaScript can I make a “click” event fire programmatically for a file input element?
...o make a click event fire on an <input type="file"> tag programmatically.
28 Answers
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How to manage startActivityForResult on Android?
In my activity, I'm calling a second activity from the main activity by startActivityForResult . In my second activity, there are some methods that finish this activity (maybe without a result), however, just one of them returns a result.
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What is the error “Every derived table must have its own alias” in MySQL?
... be rewritten without aliases ( can't GROUP BY DISTINCT).
Imagine a table called purchases that records purchases made by customers at stores, i.e. it's a many to many table and the software needs to know which customers have made purchases at more than one store:
SELECT DISTINCT customer_id, SUM(...