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The following are instructions for connecting a Bluetooth device for serial communication on Arch Linux using BlueZ 5.31.

Prerequisites

The following packages are required:

• bluez: bluetoothd
• bluez-utils: bluetoothctl, rfcomm

typehorror

Flask-SQLAlchemy Caching

The following gist is an extract of the article Flask-SQLAlchemy Caching. It allows automated simple cache query and invalidation of cache relations through event among other features.

Usage

retrieve one object

# pulling one User object

user = User.query.get(1)

DieHertz

#ifndef any_h
#define any_h

namespace utility {

class any {
    struct impl_base {
        virtual impl_base* clone() const = 0;
        virtual ~impl_base() = default;
    };

DieHertz

struct NullType {};

template <typename T, typename U>
struct TypeList {
    using Head = T;
    using Tail = U;
};

template <typename...> struct MakeTypeList;