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Using emit vs calling a signal as if it's a regular function in Qt
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emit is just syntactic sugar. If you look at the pre-processed output of function that emits a signal, you'll see emit is just gone.
The "magic" happens in the generated code for the signal emitting function, which you can loo...
The imported project “C:\Microsoft.CSharp.targets” was not found
... Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
and change it to
<Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
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What is a “translation unit” in C++
I am reading at the time the "Effective C++" written by Meyers
and came across the term "translation unit".
11 Answers
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How can I tell gcc not to inline a function?
...ep such calls from being
optimized away, put
asm ("");
Use it like this:
void __attribute__ ((noinline)) foo()
{
...
}
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Commenting multiple lines in DOS batch file
I have written huge MS DOS Batch file. To test this batch file I need to execute some lines only and want to hide/comment out remaining.
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Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly 'mscorlib
When starting up my web site for the first time, I'm getting this error
10 Answers
10
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Do browsers parse javascript on every page load?
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These are the details that I've been able to dig up. It's worth noting first that although JavaScript is usually considered to be interpreted and run on a VM, this isn't really the case with the modern interpreters, which tend to compile the source directly into machine code (w...
How do I get the object if it exists, or None if it does not exist?
When I ask the model manager to get an object, it raises DoesNotExist when there is no matching object.
18 Answers
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Test if lists share any items in python
I want to check if any of the items in one list are present in another list. I can do it simply with the code below, but I suspect there might be a library function to do this. If not, is there a more pythonic method of achieving the same result.
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What are the best practices to follow when declaring an array in Javascript?
...a = [] because Douglas Crockford says so.
His reasons include the non-intuitive and inconsistent behaviour of new Array():
var a = new Array(5); // an array pre-sized to 5 elements long
var b = new Array(5, 10); // an array with two elements in it
Note that there's no way with new Array() to...