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How to get std::vector pointer to the raw data?
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how long will the pointer returned from data() live? If the vector is never resized either larger or smaller (via push_back() or other functions, including reserve), is it guaranteed that the pointer will live as long as the vector lives, pointing to the corre...
Scala constructor overload?
... constructor (as in landon9720's) answer, or another auxiliary constructor from the same class, as their first action. They cannot simply call the superclass's constructor explicitly or implicitly as they can in Java. This ensures that the primary constructor is the sole point of entry to the class....
how to check if List element contains an item with a Particular Property Value
...ave a list item that is displaying "18.00" i don't know where it is coming from so i want to check wich attribute has this value? so basically , and similirally to this example i don't have the .size or .bar i want to figure it out
– Haithem KAROUI
Sep 17 '14 a...
How does Python 2 compare string and int? Why do lists compare as greater than numbers, and tuples g
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From the python 2 manual:
CPython implementation detail: Objects of different types except numbers are ordered by their type names; objects of the same types that don’t support proper comparison are ordered by their add...
What is the alternative for ~ (user's home directory) on Windows command prompt?
...h a .bashrc-type file: superuser.com/questions/144347/…. Putting step 1. from this answer into the bashrc.bat file will set it at startup.
– Brydenr
Dec 17 '19 at 23:33
add ...
how to get program files x86 env variable?
... C:\Program Files (x86)
echo %ProgramW6432% ==> C:\Program Files
From Wikipedia:
The %ProgramFiles% variable points to the Program Files directory,
which stores all the installed programs of Windows and others. The
default on English-language systems is "C:\Program Files". In 64-bi...
Slowing speed of Viewpager controller in android
...erpolator, I think that should work, so simply try to remove that argument from the call. If that doesn't work, add: 'Interpolator sInterpolator = new AccelerateInterpolator()'
– marmor
Apr 12 '12 at 6:27
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Representing null in JSON
...ber is that the empty string and the number zero are conceptually distinct from null.
In the case of a count you probably always want some valid number (unless the count is unknown or undefined), but in the case of strings, who knows? The empty string could mean something in your application. Or m...
How to switch back to 'master' with git?
...ut master should remove any files that are in the branch but not in master from your working directory.
– Dan Ray
Sep 14 '11 at 16:08
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RESTful on Play! framework
...son(user));
}
public static Result createUser()
{
User newUser = Json.fromJson(request().body().asJson(), User.class);
User inserted = Database.addUser(newUser);
return created(Json.toJson(inserted));
}
public static Result updateUser(Long id)
{
User user = Json.fromJson(request()....