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How do you write multiline strings in Go?
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@KyleHeuton: Presumably Daniele D is using the backtick character in his/her SQL queries (as MySQL users often do), and finds it painful to have to represent it as ` + "`" + ` and break copy-and-pastability.
– ruakh
Nov 29 '18 at 21:55
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How to search a Git repository by commit message?
...Cgreen%H %Cblue%s\n%b%Creset\" --name-status --grep. Note the --all and %b chars. Thx @AshleyCoolman for the reset tip.
– arcol
Feb 22 '16 at 14:27
1
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Iterating each character in a string using Python
...of which start with 0. So I need to find a "0" and grab it and the next 3 characters, and move on without duplicating the number if there's another 0 following it. None of the "for c in str" or "for i,c in enumerate(str)" methods work because I need control of the index. I'm sure a regular express...
Avoiding if statement inside a for loop?
... f(index++, e);
}
int main() {
using namespace std;
set<char> s{'b', 'a', 'c'};
// indices starting at 1 instead of 0
for_each_indexed(s, [](size_t i, char e) { cout<<i<<'\t'<<e<<'\n'; }, 1u);
cout << "-----" << endl;
vecto...
C++静态和多态，亦敌亦友 - C/C++ - 清泛网 - 专注C/C++及内核技术
...(void){ cout << "DerivedAgain::foo()"<< endl; }
} ;
int main(int argc, char** argv)
{
DerivedAgain da;
Base* pB = &da;
da.foo();
pB->foo();
return 0;
}
上述代码运行结果是什么？等等，你确定上述代码能通过编译？在笔者Ubuntu 12.04 + gcc...
In C# check that filename is *possibly* valid (not that it exists) [duplicate]
... You can add a check for your filename containing any of the characters in the array returned by char[] badChars = Path.GetInvalidFileNameChars();
– Jon Dosmann
Feb 12 '15 at 18:27
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Do the JSON keys have to be surrounded by quotes?
...ins and ends with
quotation marks. [...]
string = quotation-mark *char quotation-mark
quotation-mark = %x22 ; "
Read the whole RFC here.
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Use space as a delimiter with cut command
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can you tell cut to use any number of a certain character as the delimiter, like in RegEx? e.g. any number of spaces, e.g. \s+
– amphibient
Nov 1 '12 at 15:42
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What is the size of an enum in C?
...tum's answer, which references C99, says that an enum may be as small as a char.
– Frank Kusters
Sep 15 '17 at 6:46
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What is the difference between sigaction and signal?
...s defined in the C standard. Nevertheless, it has a number of undesirable characteristics that sigaction() avoids - unless you use the flags explicitly added to sigaction() to allow it to faithfully simulate the old signal() behaviour.
The signal() function does not (necessarily) block other signa...