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Regular Expression to find a string included between two characters while EXCLUDING the delimiters
...ract from a string a set of characters which are included between two delimiters, without returning the delimiters themselves.
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QString to char* conversion
... app(argc, argv);
QString str1 = "Test";
QByteArray ba = str1.toLocal8Bit();
const char *c_str2 = ba.data();
printf("str2: %s", c_str2);
return app.exec();
}
So perhaps you're having other problems. How exactly doesn't this work?
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Virtual/pure virtual explained
What exactly does it mean if a function is defined as virtual and is that the same as pure virtual?
12 Answers
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What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
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__func__ is an implicitly declared identifier that expands to a character array variable containing the function name when it is used inside of a function. It was added to C in C99. From C99 §6.4.2.2/1:
The identifier __func__ is implicitly d...
How to disable typing special characters when pressing option key in Mac OS X? [closed]
... download Ukulele from here:
http://scripts.sil.org/cms/scripts/page.php?site_id=nrsi&id=ukelele
In the application you can create a new keylayout using File -> New from current source. Pressing Option will show you in the place for Option-b a red colored key - meaning it's a dead key. Doub...
PostgreSQL ERROR: canceling statement due to conflict with recovery
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Running queries on hot-standby server is somewhat tricky — it can fail, because during querying some needed rows might be updated or deleted on primary. As a primary does not know that a query is started on secondary it thinks it can clean up (vacuum) old versions of its rows. Then s...
Call a function after previous function is complete
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Specify an anonymous callback, and make function1 accept it:
$('a.button').click(function(){
if (condition == 'true'){
function1(someVariable, function() {
function2(someOtherVariable);
});
}
else {
doThis(someVariable);
}
});
fu...
C: differences between char pointer and array [duplicate]
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True, but it's a subtle difference. Essentially, the former:
char amessage[] = "now is the time";
Defines an array whose members live in the current scope's stack space, whereas:
char *pmessage = "now is the time";
Defines a poi...
Using tags in the with other HTML
How is a browser supposed to render css which is non contiguous? Is it supposed to generate some data structure using all the css styles on a page and use that for rendering?
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Is there an equivalent of 'which' on the Windows command line?
...to find the full path to a program on the Windows command line, given just its name.
26 Answers
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