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What is the definition of “interface” in object oriented programming
Ok, a friend of mine go back and forth on what "interface" means in programming.
16 Answers
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What is the difference between public, protected, package-private and private in Java?
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For example, if I have MyClass and I'm doing AnotherClass extends MyClass I will have access to all protected and public methods and properties from within AnotherClass. If I do MyClass myClass = new MyClass(); in AnotherClas...
Remove duplicate entries using a Bash script [duplicate]
...g 5.675s. Interestingly enough the same record set took 15.1 seconds to perform a MySQL DISTINCT query on.
– Tegan Snyder
Feb 11 '16 at 19:13
1
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What is a “callback” in C and how are they implemented?
...ulate_array(int *array, size_t arraySize, int (*getNextValue)(void))
{
for (size_t i=0; i<arraySize; i++)
array[i] = getNextValue();
}
int getNextRandomValue(void)
{
return rand();
}
int main(void)
{
int myarray[10];
populate_array(myarray, 10, getNextRandomValue);
....
Receive JSON POST with PHP
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For what it's worth, operacion is the spelling (give or take an accent) in Spanish.
– Patrick
Oct 1 '13 at 7:44
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How to sort with a lambda?
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Yes it should be <, for standard ascending order. I edited the answer to make it clear it was a descending sort but apparently my edit was unhelpful and got wiped!
– pancake
Jun 29 '14 at 22:15
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Ideal Ruby project structure
I'm after an overview/clarification of the ideal project structure for a ruby (non-rails/merb/etc) project. I'm guessing it follows
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How can I improve my paw detection?
...w , I started loading up other measurements to see how it would hold up. Unfortunately, I quickly ran into a problem with one of the preceding steps: recognizing the paws.
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How to get position of a certain element in strings vector, to use it as an index in ints vector?
...ll.
Starting with C++11 you can use std::distance in place of subtraction for both iterators and pointers:
ptrdiff_t pos = distance(Names.begin(), find(Names.begin(), Names.end(), old_name_));
share
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How to update a record using sequelize for node?
... why Sequelize inserts a new record into the db.
First you need to search for that record, fetch it and only after that change its properties and update it, for example:
Project.find({ where: { title: 'aProject' } })
.on('success', function (project) {
// Check if record exists in db
if ...