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Apache Prefork vs Worker MPM
...king at the Apache config file, I see Prefork and Worker MPM defined. What is the difference and which one is Apache using?
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How do I choose grid and block dimensions for CUDA kernels?
This is a question about how to determine the CUDA grid, block and thread sizes. This is an additional question to the one posted here .
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What is the best project structure for a Python application? [closed]
...velop a non-trivial end-user desktop (not web) application in Python. What is the best way to structure the project's folder hierarchy?
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How do you get the footer to stay at the bottom of a Web page?
...a footer that clears both the right and left div in my markup. My problem is that I can't get the footer to stay at the bottom of the page in all browsers. It works if the content pushes the footer down, but that's not always the case.
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How does push notification technology work on Android?
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From what I've heard during an Android developers conference in Israel:
There is simply a TCP socket waiting in accept mode on a cloud Google server. The TCP connection had been initiated by the Google Play application. That's why Google Play must be installed on the device for making Go...
How to change column order in a table using sql query in sql server 2005?
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You cannot. The column order is just a "cosmetic" thing we humans care about - to SQL Server, it's almost always absolutely irrelevant.
What SQL Server Management Studio does in the background when you change column order there is recreating the table f...
Swift - Split string over multiple lines
... to newlines they can also contain unescaped quotes.
var text = """
This is some text
over multiple lines
"""
Older versions of Swift don't allow you to have a single literal over multiple lines but you can add literals together over multiple lines:
var text = "This is some text\n"
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typeof !== “undefined” vs. != null
I often see JavaScript code which checks for undefined parameters etc. this way:
11 Answers
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Use dynamic (variable) string as regex pattern in JavaScript
...;
var regex = new RegExp("#" + stringToGoIntoTheRegex + "#", "g");
// at this point, the line above is the same as: var regex = /#abc#/g;
var input = "Hello this is #abc# some #abc# stuff.";
var output = input.replace(regex, "!!");
alert(output); // Hello this is !! some !! stuff.
JSFiddle demo he...
Overloading member access operators ->, .*
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->
This is the only really tricky one. It must be a nonstatic member function, and it takes no arguments. The return value is used to perform the member lookup.
If the return value is another object of class type, not a pointer, ...