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How to determine whether code is running in DEBUG / RELEASE build?
...EBUG changed to another variable name such as DEBUG_MODE.
then conditionally code for DEBUG in your source files
#ifdef DEBUG
// Something to log your sensitive data here
#else
//
#endif
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Adding external library into Qt Creator project
... this is like this:
LIBS += -L/path/to -lpsapi
This way it will work on all platforms supported by Qt. The idea is that you have to separate the directory from the library name (without the extension and without any 'lib' prefix). Of course, if you are including a Windows specific lib, this reall...
Why is printing to stdout so slow? Can it be sped up?
...ing I decided to look into it and was quite surprised to find that almost all the time spent is waiting for the terminal to process the results.
...
Static classes and methods in coffeescript
...roLourenço Seems that a CoffeeScript class is a "static block" (with some extra stuff): jsfiddle.net/ambiguous/ap72ckax
– mu is too short
Oct 12 '17 at 17:59
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How to use Swift @autoclosure
...his is Swift 3):
func print(_ item: @autoclosure () -> Any, separator: String = " ", terminator: String = "\n") {
#if DEBUG
Swift.print(item(), separator:separator, terminator: terminator)
#endif
}
When you say print(myExpensiveFunction()), my print override overshadows Swift's pri...
Suppressing deprecated warnings in Xcode
With all the SDKs floating around, it's handy to be able to build for multiple SDKs and platforms. However, bouncing from 3.2 to 3.0 and even occasionally 2.x, I frequently get deprecated warnings involving methods that have changed or been superseded:
...
How do I get the full url of the page I am on in C#
...
I usually use Request.Url.ToString() to get the full url (including querystring), no concatenation required.
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When to use LinkedList over ArrayList in Java?
...wo additional pointers and each node is a separate wrapper object with the extra overhead bytes that go with them).
– Kevin Brock
Mar 23 '10 at 0:46
43
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Accessing private member variables from prototype-defined functions
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No, there's no way to do it. That would essentially be scoping in reverse.
Methods defined inside the constructor have access to private variables because all functions have access to the scope in which they were defined.
Methods defined on a prototype are not defin...
How to use base class's constructors and assignment operator in C++?
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You can explicitly call constructors and assignment operators:
class Base {
//...
public:
Base(const Base&) { /*...*/ }
Base& operator=(const Base&) { /*...*/ }
};
class Derived : public Base
{
int additional_;
public:
...