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How do I escape reserved words used as column names? MySQL/Create Table
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Use of 'prototype' vs. 'this' in JavaScript?
...ction? Because it tries to fool you, yes fool you that it works like class-based languages.
Let's go on with our example and create an "object" out of A:
var a1 = new A();
There's something happening in the background when this thing happened. a1 is an ordinary variable which was assigned a new...
Calling C/C++ from Python?
...Also in some systems python header files will be in /usr/include/python2.7 based on the way you have installed it.
From the tutorial:
SWIG is a fairly complete C++ compiler with support for nearly every language feature. This includes preprocessing, pointers, classes, inheritance, and even C++ ...
Heap vs Binary Search Tree (BST)
... can be efficiently implemented on top of either dynamic arrays or pointer-based trees, BST only pointer-based trees. So for the heap we can choose the more space efficient array implementation, if we can afford occasional resize latencies.
binary heap creation is O(n) worst case, O(n log(n)) for BS...
How can I access “static” class variables within class methods in Python?
... @Mk12: When you've got class inheritance, a "class variable"could be in a base class or a subclass. Which do you want to refer to? Depends on what you're trying to do. Foo.bar would always refer to an attribute of the specified class--which might be a base class or a subclass. self.__class__.bar wo...
✔ Checkmark selected row in UITableViewCell
... tableView.cellForRow(at: indexPath)?.accessoryType = .none
}
}
based on dataArray table view formed.. similarly, I took an empty array, and whenever the user taps on a cell, based on indexValue of from dataArray I stored that object in selectedDataArray
As for the question its like... A...
How to implement an STL-style iterator and avoid common pitfalls?
...ze size) { return ptr_iterator<T>(val) + size; }
Raw pointer range based loop workaround. Please, correct me, if there is better way to make range based loop from raw pointer.
template<typename T>
class ptr_range
{
T* begin_;
T* end_;
public:
ptr_range(T* ptr, size_t lengt...
How to detect user inactivity in Android
...
I came up with a solution that I find quite simple based on Fredrik Wallenius's answer. This a base activity class that needs to be extended by all activities.
public class MyBaseActivity extends Activity {
public static final long DISCONNECT_TIMEOUT = 300000; // 5 min ...
Running a specific test case in Django when your app has a tests directory
... a method called build_test(label) that figures out what test cases to run based on the label. Looking into this method it turns out they're doing a getattr() on either the "models" or "test" module. This means if you return a suite the test runner isn't looking for your test cases in that suite, ...
How to declare a friend assembly?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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