connections to the same database file if it is set on any one connection.
// we will get a SIGTRAP when the 0xcc executes.
，详情可参考新收录的资料
「有給休暇の付与」は退職率を下げるのか？
Hot-reloading automatically converts global and module-local variables to use the heap, then automatically inserts dereferences whenever they are accessed. This allows the programmer to make changes to functions and dynamically reload them without losing state. This feature is excellent for facilitating iterative, low-latency development. Add that to the build system, and you have a fast, simple, and convenient development environment
In applications with many concurrent readers, one might also consider