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What does yield mean in PHP?
...n is effectively a more compact and efficient way to write an Iterator. It allows you to define a function (your xrange) that will calculate and return values while you are looping over it:
foreach (xrange(1, 10) as $key => $value) {
echo "$key => $value", PHP_EOL;
}
This would create t...
What does the @ symbol represent in objective-c?
...structs.
The major exceptions are id, Class, nil, and Nil, which are generally treated as language keywords even though they may also have a typedef or #define behind them. For example, the compiler actually does treat id specially in terms of the pointer type conversion rules it applies to declar...
How to create an installer for a .net Windows Service using Visual Studio
How do I create an installer for a Windows Service that I have created using Visual Studio?
5 Answers
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Implementing comparison operators via 'tuple' and 'tie', a good idea?
(Note: tuple and tie can be taken from Boost or C++11.)
When writing small structs with only two elements, I sometimes tend to choose a std::pair , as all important stuff is already done for that datatype, like operator< for strict-weak-ordering.
The downsides though are the pretty much us...
What do the arrow icons in Subclipse mean?
...→ Ignored Resources.
- A file not under version control. These are typically new files that you have not committed to the repository yet.
- A versioned file that needs to be added to the remote repository. These are typically files you have either renamed, or moved to a different directory.
- A...
Close Window from ViewModel
Im creating a Login using a window control to allow a user to login into a WPF application that I am creating.
17 Answ...
Difference between document.addEventListener and window.addEventListener?
...o events destined for a different object. You should use the one that actually has the event you are interested in.
For example, there is a "resize" event on the window object that is not on the document object.
For example, the "DOMContentLoaded" event is only on the document object.
So basical...
How do I enable TODO/FIXME/XXX task tags in Eclipse?
In all my years of using Eclipse, I never knew until now that TODO / FIXME / XXX comment tags are supposed to appear in the task list. Apparently this is something that is disabled by default because I have been using those tags for as long as I've been using Eclipse and I have never seen one of the...
What's the difference between interface and @interface in java?
...rsity, so I'm a little out of touch - at any rate I've been working on a small Java project this week, and using Intellij IDEA as my IDE, for a change of pace from my regular .Net development.
...
How can I find the first occurrence of a sub-string in a python string?
... knowledge: rfind and rindex:
In general, find and index return the smallest index where the passed-in string starts, and rfind and rindex return the largest index where it starts
Most of the string searching algorithms search from left to right, so functions starting with r indicate that the...