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Regex match everything after question mark?
...entheses are a capturing group that you can use to extract the part of the string you are interested in.
If the string can contain new lines you may have to use the "dot all" modifier to allow the dot to match the new line character. Whether or not you have to do this, and how to do this, depends o...
Remove padding from columns in Bootstrap 3
... start or have it as a secondary class as well without targeting where the string is found as part of another class name.
– Brett
Jun 15 '16 at 13:04
...
Replace console output in Python
...
An easy solution is just writing "\r" before the string and not adding a newline; if the string never gets shorter this is sufficient...
sys.stdout.write("\rDoing thing %i" % i)
sys.stdout.flush()
Slightly more sophisticated is a progress bar... this is something I am us...
Which characters make a URL invalid?
...
Here's a regex that will determine if the entire string contains only the characters above: /^[!#$&-;=?-[]_a-z~]+$/
– Leif Wickland
Oct 7 '11 at 17:01
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How to escape the % (percent) sign in C's printf?
...en compiled. printf is a run-time function, so it deals with bytes of your string, not with C source code, and it has its own escape sequences that are parts of the function. In short, printf is a "language inside a language", and printf("This is a's value: %s\n", a); gives the same result as printf...
When should the volatile keyword be used in C#?
...t (40203Ch)]
00401045 call dword ptr [__imp_std::basic_ostream<char,std::char_traits<char> >::operator<< (402038h)]
}
0040104B xor eax,eax
0040104D pop ecx
0040104E ret
Looking at the output, the compiler has decided to use the ecx re...
Implicit type conversion rules in C++ operators
...re promoted to int
Note. The minimum size of operations is int. So short/char are promoted to int before the operation is done.
In all your expressions the int is promoted to a float before the operation is performed. The result of the operation is a float.
int + float => float + float = flo...
How to convert int to QString?
Is there a QString function which takes an int and outputs it as a QString ?
8 Answers
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Making a property deserialize but not serialize with json.net
...{ get; set; }
}
enum Fizz { Alpha, Beta, Gamma }
class Bang
{
public string Value { get; set; }
}
And you want to do this:
string json = @"{ ""ObsoleteSetting"" : ""Gamma"" }";
// deserialize
Config config = JsonConvert.DeserializeObject<Config>(json);
// migrate
config.ReplacementS...
Using scanf() in C++ programs is faster than using cin?
...ough streams provide a lot of type safety, and do not have to parse format strings at runtime, it usually has an advantage of not requiring excessive memory allocations (this depends on your compiler and runtime). That said, unless performance is your only end goal and you are in the critical path t...