standard

C++14

Hi,

Two weeks ago I participated at the ISO C++ standard meeting. It was my and CERN's first one and a pleasant surprise. A few news items:

Compile your own C++ standard!

Hi,

The C++ standards committee has published the LaTeX sources of the standard documents (as they are now, not the ones used for the standardization of C++2011) at https://github.com/cplusplus/draft. I.e. if you don't like the way a compiler looks at your code, you can now edit the document, run it through LaTeX, and claim that your compiler doesn't do what's in your copy of the standard! ;-)

CERN in the C++ Standards Committee

Hi,

CERN is now a member of the C++ standards committee.

The LHC experiments and CERN itself use and have created a C++ code base of an estimated 50 million lines of code. Tens years, thousands of developers. About 10,000 people using C++ connected at CERN: users and staff. Given those numbers it makes sense to have opinions on the language features, and to share these opinions with the body that defines the language - just like Fermilab does already.

Standard PROOF installation on a cluster of machines

The purpose of this section is to describe how to enable a cluster of machines to run PROOF. Enabling PROOF means to configure and start a dedicated daemon on each machine running as master / worker, hereafter referred to as the servers

Standard PROOF installation on a desktop / laptop

In this section we describe how to get a standard (via daemon) PROOF session on the local machine.

The advised way to run PROOF on a desktop is using PROOF-Lite. However, for testing purposes (or if the ROOT version id older than 5.22/00) one may still want to fully enable PROOF on the local machine.

To do that, the only thing needed is a very simple configuration file for xrootd (downloadable from here):

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