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Await on a completed task same as task.Result?
I'm currently reading " Concurrency in C# Cookbook " by Stephen Cleary, and I noticed the following technique:
2 Answers
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How do I get a UTC Timestamp in JavaScript?
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I actually think Date values in js are far better than say the C# DateTime objects. The C# DateTime objects have a Kind property, but no strict underlying time zone as such, and time zone conversions are difficult to track if you are converting between two non UTC and non local times. In...
How to catch SQLServer timeout exceptions
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Updated for c# 6:
try
{
// some code
}
catch (SqlException ex) when (ex.Number == -2) // -2 is a sql timeout
{
// handle timeout
}
Very simple and nice to look at!!
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How to generate string of a certain length to insert into a file to meet a file size criteria?
...issues with regards to file size. I have a windows application written in C# which will automatically generate the files. I know the size of each file, ex. 100KB, and how many files to generate. What I need help with is how to generate a string less than or equal to the required file size.
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Why isn't there a Guid.IsNullOrEmpty() method
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As of c# 7.1, you can just use myGuid == default
– Brad M
Nov 30 '18 at 14:30
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Map and Reduce in .NET
...ave linq then you don’t need to write your own map and reduce functions. C# 3.5 and Linq already has it albeit under different names.
Map is Select:
Enumerable.Range(1, 10).Select(x => x + 2);
Reduce is Aggregate:
Enumerable.Range(1, 10).Aggregate(0, (acc, x) => acc + x);
Filter is Whe...
How to merge a list of lists with same type of items to a single list of items?
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Here's the C# integrated syntax version:
var items =
from list in listOfList
from item in list
select item;
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impr...
Is BCrypt a good hashing algorithm to use in C#? Where can I find it? [closed]
...re sense to use Argon2 these days anyway, for which there is a well-tested C# library
– Polynomial
Jan 2 '17 at 21:43
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Getting the first and last day of a month, using a given DateTime object
...DateTime. They relate to DateTime type itself.
Suggested reading: static (C# Reference)
UPDATE: Getting month range:
DateTime date = ...
var firstDayOfMonth = new DateTime(date.Year, date.Month, 1);
var lastDayOfMonth = firstDayOfMonth.AddMonths(1).AddDays(-1);
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Why does this go into an infinite loop?
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Note: Originally I posted C# code in this answer for purposes of illustration, since C# allows you to pass int parameters by reference with the ref keyword. I've decided to update it with actual legal Java code using the first MutableInt class I found...