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Why is Java Vector (and Stack) class considered obsolete or deprecated?
...ch difference between ArrayList and Vector, but you should use ArrayList.
From the API doc.
As of the Java 2 platform v1.2, this
class was retrofitted to implement the
List interface, making it a member of
the Java Collections Framework. Unlike
the new collection implementations,
Vect...
How to change string into QString?
...ing you mean std::string you can do it with this method:
QString QString::fromStdString(const std::string & str)
std::string str = "Hello world";
QString qstr = QString::fromStdString(str);
If by string you mean Ascii encoded const char * then you can use this method:
QString QString::fro...
Making code internal but available for unit testing from other projects
...ting used in isolation. Therefore you shouldn't really be testing it apart from testing some other class that makes use of that object internally.
Just as you shouldn't test private members of a class, you shouldn't be testing internal classes of a DLL. Those classes are implementation details of s...
Returning value from called function in a shell script
I want to return the value from a function called in a shell script. Perhaps I am missing the syntax. I tried using the global variables. But that is also not working. The code is:
...
How to compare two revisions in Bitbucket?
...
I just tried this with two commits from the tortoisehg project and it still appears to work. Here is an example link: bitbucket.org/tortoisehg/thg/branches/compare/…
– Night Owl
Nov 5 '17 at 18:39
...
Does Python have a package/module management system?
...wealth of libraries accessible to everyone. Newbies are no longer excluded from using community libraries by the prohibitive difficulty of setup.
However, there remains a number of outstanding frustrations with the Python packaging experience. Cumulatively, they make Python very unwelcoming for new...
Core Data: Quickest way to delete all instances of an entity
I'm using Core Data to locally persist results from a Web Services call. The web service returns the full object model for, let's say, "Cars" - could be about 2000 of them (and I can't make the Web Service return anything less than 1 or ALL cars.
...
Import multiple csv files into pandas and concatenate into one DataFrame
I would like to read several csv files from a directory into pandas and concatenate them into one big DataFrame. I have not been able to figure it out though. Here is what I have so far:
...
What is the official “preferred” way to install pip and virtualenv systemwide?
...
See: https://docs.python.org/2.7//installing/index.html
If not :
Update (from the release notes):
Beginning with v1.5.1, pip does not require setuptools prior to running get-pip.py. Additionally, if setuptools (or distribute) is not already installed, get-pip.py will install setuptools for you...
What are the default access modifiers in C#?
...protected, internal, private, protected internal
² structs cannot inherit from structs or classes (although they can, interfaces), hence protected is not a valid modifier
The accessibility of a nested type depends on its accessibility domain, which is determined by both the declared accessibility ...