Ivan Arkhipov55ec1be5e1Refactor - most functions of DatFile and Database return true/false (true - if no error caused and false otherwise). Added some additional cheks
55ec1be5e1
Refactor - most functions of DatFile and Database return true/false (true - if no error caused and false otherwise). Added some additional cheks
55ec1be5e1
Refactor - most functions of DatFile and Database return true/false (true - if no error caused and false otherwise). Added some additional cheks