WebAug 8, 2024 · Use [flag]<>True or [flag]=False inside a expression. Create a flag with opposite meaning. For instance replace an [Empty] flag with a [NotEmpty] flag. The flag can be created using a Calculation stage with the [flag]<>True or [flag]=False expressions. Invert a Decision stage flow right clicking on the stage and selecting Switch. WebMar 21, 2012 · if you want to show that a cell has no borders present, then you should use a value of Cell.Border = BorderType.None; // 0x00 = 00000000 in binary So you should NEVER use zero as a value for an option in a flag enum, but you should always use zero as the value that means that none of the flags are set. Share Improve this answer Follow
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WebAug 12, 2008 · The [Flags] attribute should be used whenever the enumerable represents a collection of possible values, rather than a single value. Such collections are often used with bitwise operators, for example: var allowedColors = MyColor.Red MyColor.Green MyColor.Blue; Note that the [Flags] attribute doesn't enable this by itself - all it does is … Web1 Answer. If I understand correctly, you should be able to use bitwise & and compare the result with the day of the week you're checking for: int Monday = 32; int days = 54; bool … how to spot toxic people
How to set flag in a select statement in a SQL statement
WebNov 13, 2013 · A bit is 1 or 0. NULL BIT means not set, and is more of a hassle to code around. Yes, it can be used. Yes, there are special situations that require this. But straight flags should use TINYINT. – Graeme Jun 30, 2014 at 17:40 @Graeme, If I have to select between tinyint, short or Int for flags which one to go with the performance perspective? WebJul 19, 2015 · 2 Answers. Sorted by: 1. You can set a flag or you can return results in SQL Server, but not both. So, the syntax that works for the query you have written: SELECT @FLAG = (CASE WHEN COUNT (*) > 0 THEN 1 ELSE 0 END) FROM EMPLOYEE E LEFT JOIN GEO23.EMPLOYEEDETAILS ED ON E.EMPID = ED.EMPID WHERE … WebJul 22, 2024 · 0 Let's say I have this flag: enum MyEnum { AAA = 1, BBB = 2, CCC = 4, DDD = 8 }; Q_DECLARE_FLAGS ( MyFlags, MyEnum ) Q_FLAG ( MyFlags ) How can I test if a value is valid? i.e. I'd expected -1 or 16 to be invalid. For enum, this can be achieved with QMetaEnum::valueToKey which returns a nullptr. reach conclusion 意味