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Why Doesn't C# Allow Static Methods to Implement an Interface?
... public static void Bar() {}
}
This doesn't make sense to me, semantically. Methods specified on an interface should be there to specify the contract for interacting with an object. Static methods do not allow you to interact with an object - if you find yourself in the position where your im...
Swift performSelector:withObject:afterDelay: is unavailable [duplicate]
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Swift is statically typed so the performSelector: methods are to fall by the wayside.
Instead, use GCD to dispatch a suitable block to the relevant queue — in this case it'll presumably be the main queue since it looks like you're doing ...
MySQL INSERT INTO table VALUES.. vs INSERT INTO table SET
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I think the extension is intended to allow a similar syntax for inserts and updates. In Oracle, a similar syntactical trick is:
UPDATE table SET (col1, col2) = (SELECT val1, val2 FROM dual)
...
How to get the URL without any parameters in JavaScript?
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This is possible, but you'll have to build it manually from the location object:
location.protocol + '//' + location.host + location.pathname
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HashSet vs. List performance
... lot of people are saying that once you get to the size where speed is actually a concern that HashSet<T> will always beat List<T>, but that depends on what you are doing.
Let's say you have a List<T> that will only ever have on average 5 items in it. Over a large number of cycle...
Attach IntelliJ IDEA debugger to a running Java process
...rs on application startup.
Debug
Start your application as you would normally, then in IntelliJ select the new configuration and hit 'Debug'.
IntelliJ will connect to the JVM and initiate remote debugging.
You can now debug the application by adding breakpoints to your code where desired. The ...
How to integrate nodeJS + Socket.IO and PHP?
...our project, like realtime notifications, chat, ... And you want to manage all the other stuff with PHP, because it is probably more easy for you (and you can take advantage of the existing frameworks, like CodeIgniter or Symfony).
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How to call function of one php file from another php file and pass parameters to it?
I want to call a function in one PHP file from a second PHP file and also pass two parameters to that function. How can I do this?
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Allow CORS REST request to a Express/Node.js application on Heroku
...de on a clean ExpressJS app and it works just fine.
Try move your app.use(allowCrossDomain) to the top of configure function.
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How does the C code that prints from 1 to 1000 without loops or conditional statements work?
...+ (&exit - &main)*0)(j+1);
Which is:
(&main)(j+1);
Which calls main with j+1.
If j == 1000, then the same lines comes out as:
(&main + (&exit - &main)*1)(j+1);
Which boils down to
(&exit)(j+1);
Which is exit(j+1) and leaves the program.
(&exit)(j+1) and...