I have a problem in understanding the exact difference between modules and namespaces in F# and when using one or the other.
Look, I\'ve got some method where I try to check if value is changed and write it if it is changed but so , I need to remember wich values had changed and here is a problem, I can\'t set changed flag
let x = [for p in 开发者_运维问答db.ParamsActXes do if p.NumGroupPar = grp then yield p.Num, p.Name]
In the following code, I want to read a file and return all lines; if there is IO error, I want the program exit with error message print to console. But the program still run into unhandled except开发
I call my script like this: >Driver.exe 26268 \"01-01-2011\" \"02-01-2011\" arg 0 : c:\\Services\\JasperBatchService\\Release\\JasperBatchDriver.exe
I followed the link of parse CSV using F# and filehelpers. got compiler error for the following code \"The record class oneRow need a constructor with no args (public or private)\"
I need to understand something very important regarding F#: how it handles references and values. I know that F# defines immutable and mutable objects and also know the reason why.
I would like to add an F# REPL to my application for live debugging purposes.I am looking at the source code for fsi.exe (F# Interactive) and there is a ton of stuff going on that looks like it pokes
there is using (new SqlConnection(insql)) ( Open(); ) or using (new SqlConnection(insql)) <| fun c ->
F# does allow overloading of arithmetic operators like +, but seems to disallow this for boolean operators like ||. The following code generates a warning and two errors:
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