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Static constant string (class member)
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You have to define your static member outside the class definition and provide the initializer there.
First
// In a header file (if it is in a header file in your case)
class A {
private:
static const string RECTANGLE;
};
and then
// In one of the implementation files
const s...
When to use an object instance variable versus passing an argument to the method
...To some degree, when to use instance variables, how to define their scope, and when to use local variables is subjective, but there are a couple of rules of thumb you can follow whenever creating your classes.
Instance variables are typically considered to be attributes of a class. Think of these ...
How do I get the Git commit count?
... git shortlog | grep -E '^[ ]+\w+' | wc -l if you want to get total number and git shortlog | grep -E '^[^ ]' if you want to get commits number for every contributor.
– skalee
May 24 '11 at 18:58
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How to change time in DateTime?
...at to change just the time is to create a TimeSpan with the relevant time, and use the DateTime.Date property:
DateTime s = ...;
TimeSpan ts = new TimeSpan(10, 30, 0);
s = s.Date + ts;
s will now be the same date, but at 10.30am.
Note that DateTime disregards daylight saving time transitions, re...
Having the output of a console application in Visual Studio instead of the console
...stead of having a console popping up like in Visual Studio. This comes in handy, as even after the program has exited, I can still make good use of the text that was written in it, as it doesn't get erased until I run it again. Is it possible to achieve anything like that with Visual Studio? I know ...
How to invoke a Linux shell command from Java
I am trying to execute some Linux commands from Java using redirection (>&) and pipes (|). How can Java invoke csh or bash commands?
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When should I use UNSIGNED and SIGNED INT in MySQL?
When should I use UNSIGNED and SIGNED INT in MySQL ?
What is better to use or this is just personal prefernce ?
Because I've seen it used like this;
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Regular expression \p{L} and \p{N}
I am new to regular expressions and have been given the following regular expression:
2 Answers
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How can I see what I am about to push with git?
Is there a way to see what would be pushed if I did a git push command?
13 Answers
1...
Common elements in two lists
...tB);
// common now contains only the elements which are contained in listA and listB.
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