这意味着逗号运算符左边的表达式会被执行,但其结果(如果有的话)不会被使用;只有右边的表达式的值会被保留并用作整个逗号表达式的值。 “left operand of comma operator has no effect”警告的含义: 这个警告意味着在代码中使用逗号运算符时,其左侧的表达式虽然被执行了,但其结果并未被进一步使用或赋值给任何变量。
The analyzer has detected a code fragment that is very likely to have a logical error in it. The program text contains an operator (<, >, <=, >=, ==, !=, &&, ||, -, /, &, |, ^) whose both operands...
TypeError: bad operand type for unary +: 'str' [Solved] I wrotea bookin which I share everything I know about how to become a better, more efficient programmer. You can use the search field on myHome Pageto filter through all of my articles. ...
Connection property has not been initialized. C# Find specific slot no of the USB Hub(10 slots) where USB is connected or not. I want to get the specific slot no where USB is connected or not. C# FindWindow() - Get multiple windows. C# FIREWALL BLOCKS SOCKETS C# for loop multiple ...
AVG ->Operand data type varchar is invalid for avg operator avoid insertion of duplicate entries in a BULK INSERT statement Bad performance of EXCEPT operator Basic - select with fixed values - invert columns to rows Basic CTE query, get full path of something recursive BCP Error - Copy direct...
Error : Reference to class 'ApplicationClass' is not allowed when its assembly is linked using No-PIA mode. Error : The object invoked has disconnected from its clients. Error "Probable I/O race condition detected while copying memory. The I/O package is not thread safe by default. In mult...
"The left-hand side of an assignment must be a variable, property or indexer". Help? "The remote server returned an error: (401) Unauthorized" "Typewriter" like effect in a C# Console application? "Unable to cast object of type 'System.Configuration.DefaultSection' to type blah blah (...
CONSTRAINT rule of no special characters allowed? Help consumed workload has syntax errors contains more than the maximum number of prefixes. The maximum is 2 continue executing sql statements despite errors Conversion failed when converting character string to smalldatetime data type Conversion failed wh...
AVG ->Operand data type varchar is invalid for avg operator avoid insertion of duplicate entries in a BULK INSERT statement Bad performance of EXCEPT operator Basic - select with fixed values - invert columns to rows Basic CTE query, get full path of something recursive BCP Error - Copy direct...