Recent questions tagged C#

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I have the following columns in my table Id (int) Name (nvarchar) usually < 100 characters Data (nvarchar) average ... the Id and Name field? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - NHibernate and Collection Counts

I have the following class setup for persistence using NHibernate public class Person { public string Name { ... objects where possible. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Left join in Linq?

There are a lot of questions on SO already about Left joins in Linq, and the ones I've looked at all use the ... not a better way of doing this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Cartesian Product + N x M Dynamic Array

I have looked hours for a solution without any success. Hopefully someone can help me out. I have a dynamic array ... Linq do not go together :) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Refer to a property name by variable

Is there a way to refer to a property name with a variable? Scenario: Object A have public integer property X an Z ... , I have an use for this. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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297 views

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c# - Using WPF dll's in UWP app

I'm writing a UWP app, and for some reason I'm unable to reference PresentationFramework.dll. It contains some WPF ... and how can I fix it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How to get Max String Length in every Column of a Datatable

I have a DataTable object. Every column is of type string. Using LINQ, how can I get the maximum string length for every column? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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367 views

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c# - RavenDB fast substring search

I have perhaps trillions of string sequences. I'm looking for a fast substring search. I've created an index. When ... , "SimpleAnalyzer"} } }); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Can't catch sleep/suspend messages (winXP)

My app needs to block sleep/hibernate mode. I have the code in place, but after successfully catching the ... .WndProc(ref m); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How to store event log in Folder

On an ASP NET project (C#) I'm using the System.Diagnostics namespace to log errors, warning and information. ... Services Logs", for examples? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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411 views

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c# - Asp.net MVC - How to hash password

How do I hash an users input(password) to database and then later read the hashed password during login? I ... I'm using database first. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - WCF in .net core (TransportWithMessageCredential)

When I try to create a connection to a WCF client in dotnet core 2.0, I receive an platform unsupported ... /github.com/dotnet/wcf/issues/8 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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764 views

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c# - Geographic Midpoint between two coordinates

I have been using the Moveable-Type website to aid me in some Geocoordinate calcuations and it's been very useful ... value. Any ideas? Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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260 views

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c# - how to get the application physical path in windows forms application

how to get the application path in windows forms , i used the bellow code but it is saying like "method ... any namespace ? thanks in advance See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Unable to load DLL “OraOps10.dll”

I am running into peculiar issue. I am developing a windows based application which connects to Oracle database. For ... are using Oracle 10g. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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215 views

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c# - How to reference two versions of an API?

I have a need to reference two different versions of the Sharepoint API dll. I have a webservice that needs to ... a better way ? Thanks Matt See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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489 views

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c# - is it possible to get an offline version of swagger documentation for a website?

localhost/swagger is loading as expected for me but remoteserver/swagger is having issues. Is it possible for me ... to debug the remote issue. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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394 views

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c# - how to measure width of a string precisely?

First of all, question How to measure width of character precisely? which is answered, doesn't really help ... /master/scrollback/SBABox.cs) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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217 views

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c# - Get Date from String

Lets say I have one of following strings: "Hello, I'm a String... This is a Stackoverflowquestion! ... date1 = GetFirstDateFromString(string1); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Embedded a *.exe into a dll

does somebody know how can I embedd an exe file into a dll ? I have a tool which is an exe file that ... within the resources? Thx in advance See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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228 views

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c# - Plinq statement gets deadlocked inside static constructor

I came across this situation where the following plinq statement inside static constructor gets deadlocked: static void ... bug? Compiler? Me? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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338 views

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c# - Query Unmapped Columns in NHibernate

I have a class that is mapped to a table using NHibernate. The problem is that only some of the properties ... do this using the criteria API. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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347 views

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c# - .net-core Dependency Injection

I have a Generic repository which I want to register for DI, it implements an interface IRepository. Normally ... with .net5s native container. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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410 views

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c# - Reflection for F# units of measure

Support for reflection has been currently added into F#, but it is not working for measure types. Is it possible to ... CLR ... in the article. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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278 views

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c# - Serialize class to XML?

I have the follow class and the list that holds it: public class Transport { public string TransportType { get; set; ... it to be saved as XML. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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325 views

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c# - Linq get sum of data group by date

my data look like: read_date | T1 | T2 | 15.02.2000 | 2 | 3 | 16.02.2000 | 4 | 5 | 15.03. ... give data hourly sums, daily sums, etc. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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474 views

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c# - How to set initial value for auto incremented property (DatabaseGeneratedOption.Identity)

I have a class called Offer as follows: public class Offer { public Guid Id { get; set; } [ ... solution will also be appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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301 views

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c# - How to sort a List collection of classes with properties in them?

I have a List of classes in my collection like List<MyClass> test = new List<MyClass>(); In my classes I ... or something to order them? Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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