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Can a Windows batch file determine its own file name?
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%0 returns the way the file was called. If a full path was used, %0 will have that. If you cd into the dir first and execute the batch from there, %0 will usually not have the path info (but you could get that from %cd% in that case)
– ...
Default value of function parameter
...om a different .cpp file, you will be able to see the difference.
Specifically, suppose:
lib.h
int Add(int a, int b);
lib.cpp
int Add(int a, int b = 3) {
...
}
test.cpp
#include "lib.h"
int main() {
Add(4);
}
The compilation of test.cpp will not see the default parameter declarati...
What is the default location for MSBuild logs?
...terrible performance anyway so you are forced to keep it on minimal output all the time, and why is it like 8 steps to change from one output level to the other? Fix any of these please.
– James
Jul 11 '16 at 1:54
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Should operator
That's basically the question, is there a "right" way to implement operator<< ?
Reading this I can see that something like:
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Is there a benefit to defining a class inside another class in Python?
What I'm talking about here are nested classes. Essentially, I have two classes that I'm modeling. A DownloadManager class and a DownloadThread class. The obvious OOP concept here is composition. However, composition doesn't necessarily mean nesting, right?
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Replace selector images programmatically
...that has a drawable image resource set to a selector. How do I programmatically access the selector and change the images of the highlighted and non-highlighted state?
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Detect iPad Mini in HTML5
Apple's iPad Mini is a smaller clone of the iPad 2 in more ways than we'd want. In JavaScript, the window.navigator object exposes the same values for the Mini and iPad 2. My tests so far to detect the difference have not lead to success.
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A field initializer cannot reference the nonstatic field, method, or property
... So your explanation is wrong. The order is fixed. The reason why it is disallowed is that the designers of C# wanted it that way.
– Jeppe Stig Nielsen
Apr 18 '16 at 20:16
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Scala actors: receive vs react
...ead until it receives something. Once it receives something, a thread gets allocated to it, and it is initialized in it.
Now, the initialization part is important. A receiving thread is expected to return something, a reacting thread is not. So the previous stack state at the end of the last react ...
Typescript: difference between String and string
...e of String. You probably never need to use it, string literals are universally accepted as being the correct way to initialise a string. In JavaScript, it is also considered better to use object literals and array literals too:
var arr = []; // not var arr = new Array();
var obj = {}; // not var o...