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What are the differences between struct and class in C++?
...t, but private by default.
If C++ had come from scratch, with no history, then it would probably have only one such keyword. It also probably wouldn't have made the impact it made.
In general, people will tend to use struct when they are doing something like how structs are used in C; public membe...
What is the volatile keyword useful for?
...t cache it locally.
If a variable is not shared between multiple threads then there is no need to use the volatile keyword.
source
Example usage of volatile:
public class Singleton {
private static volatile Singleton _instance; // volatile variable
public static Singleton getInstance() {...
What is the preferred syntax for defining enums in JavaScript?
... Feel free to make a pull request if you wanted it merged in this library, then I can update the npm library
– Tolga E
Apr 9 '14 at 15:00
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How to parameterize @Scheduled(fixedDelay) with Spring 3.0 expression language?
...troller have more than one method that needs fixed delay and initial delay then how will that be handled?
– Mohit Singh
Nov 9 '16 at 13:15
add a comment
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How can I sort arrays and data in PHP?
... or static method, see the other ways of specifying a callback in PHP.
You then use one of these functions:
usort
uasort
uksort
Again, they only differ in whether they keep key-value associations and sort by values or keys. Read their documentation for details.
Example usage:
usort($array, 'cmp');...
What is the best workaround for the WCF client `using` block issue?
...her nifty features to be plugged in. For instance, on one site, the site authenticates to the service on behalf of the logged in user. (The site has no credentials by itself.) By writing our own "UseService" method helper, we can configure the channel factory the way we want, etc. We're also not bou...
Map function in MATLAB?
...formOutput', false); to create a cell array output containing your arrays, then format and combine them however you want into a non-cell array.
– gnovice
Apr 26 '12 at 16:18
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What effect(s) can the virtual keyword have in Entity Framework 4.1 POCO Code First?
...ore efficient change tracking. If you meet all the following requirements then your change tracking can use a more efficient method by hooking your virtual properties. From the link:
To get change tracking proxies, the
basic rule is that your class must be
public, non-abstract or non-seale...
Getting DOM elements by classname
...ss is bounded by spaces, and the complete class list is bounded in spaces. Then append the class we are searching for with a space. This way we are effectively looking for and find only instances of my-class .
Use an xpath selector?
$dom = new DomDocument();
$dom->load($filePath);
$finder = new ...
Can I inject a service into a directive in AngularJS?
... I had to add '_myData = myData' prior to the return {} and then reference the object as _myData inside of the link function.
– Jelling
Nov 28 '13 at 15:58
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