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Handlebars/Mustache - Is there a built in way to loop through the properties of an object?
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@Rafi: one cannot make much sense of that without knowing your data structure though.
– Jon
Jul 22 '13 at 18:11
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How does a Breadth-First Search work when looking for Shortest Path?
I've done some research, and I seem to be missing one small part of this algorithm. I understand how a Breadth-First Search works, but I don't understand how exactly it will get me to a specific path, as opposed to just telling me where each individual node can go. I guess the easiest way to explain...
Why do pthreads’ condition variable functions require a mutex?
...ignalling). Then when the condition variable is signalled or broadcast to, one or more of the threads on the waiting list will be woken up and the mutex will be magically locked again for that thread.
You typically see the following operation with condition variables, illustrating how they work. Th...
JPA : How to convert a native query result set to POJO class collection
...o: that's right for jpa 1.0. in jpa 2.1 they've added ConstructorResult as one of parameters to SqlResultSetMapping that allows to use a pojo with all fields set in constructor. I'll update the answer.
– Denis Tulskiy
Jan 31 '14 at 16:54
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initialize a numpy array
...n a new array of given shape and
type, filled with zeros.
or
numpy.ones
Return a new array of given shape and
type, filled with ones.
or
numpy.empty
Return a new array of given shape and
type, without initializing entries.
However, the mentality in which we construct ...
Clear a terminal screen for real
... @SDX2000 Both clear the prompt, and then the shell generates a new one. The one disadvantage to reset is that it seems to be a bit slower (probably because it does more than just emit ESC c) but it's more portable.
– Laurence Gonsalves
Mar 20 '11 at 6:2...
What does functools.wraps do?
In a comment on this answer to another question , someone said that they weren't sure what functools.wraps was doing. So, I'm asking this question so that there will be a record of it on StackOverflow for future reference: what does functools.wraps do, exactly?
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How do I use PHP namespaces with autoload?
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As mentioned Pascal MARTIN, you should replace the '\' with DIRECTORY_SEPARATOR for example:
$filename = BASE_PATH . DIRECTORY_SEPARATOR . str_replace('\\', DIRECTORY_SEPARATOR, $class) . '.php';
include($filename);
Also I would s...
How to create an AVD for Android 4.0
... Manager" in the "Android 4.0 (API 14)" section you'll see a few packages. One of these is named "ARM EABI v7a System Image".
This is what you need to download in order to create an Android 4.0 virtual device:
share
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Laravel Check If Related Model Exists
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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->relati...