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Why is this F# code so slow?
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Or versus OrElse
... also have the normal Or (|) and normal And (&). So comparing C# to VB.Net is:
| => Or
|| => OrElse
& => And
&& => AndAlso
The condifitonal boolean operators are very usefull preventing nested if constructions. But sometimes the normal boolean operators are needed to...
How to insert an item into an array at a specific index (JavaScript)?
... "X", "Y"], "Z").join("-");
// "a-b-V-W-X-Y-Z-c-d"
DEMO: http://jsfiddle.net/UPphH/
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How to redirect from OnActionExecuting in Base Controller?
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Is it possible to figure out the parameter type and return type of a lambda?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Visual Studio opens the default browser instead of Internet Explorer
...tudio, Firefox opens and that is annoying because of the hookups that Internet Explorer and Visual Studio have, such as when you close the Internet Explorer browser that starting debug opened, Visual Studio stops debugging. How can I get Visual Studio to open Internet Explorer instead without havin...
How do I check if a given string is a legal/valid file name under Windows?
...
For .Net Frameworks prior to 3.5 this should work:
Regular expression matching should get you some of the way. Here's a snippet using the System.IO.Path.InvalidPathChars constant;
bool IsValidFilename(string testName)
{
Rege...
Parameterize an SQL IN clause
...ve) impede's SQL server's ability to take advantage of cached queries. The net result is that you almost certainly lose the value of using parameters in the first place (as opposed to merely inserting the predicate strings into the SQL itself).
Not that cached query plans aren't valuable, but IMO ...
How can I generate random alphanumeric strings?
...e update generates all characters ~1.61% of the time.
FRAMEWORK SUPPORT - .NET Core 3 (and future platforms that support .NET Standard 2.1 or above) provides a cryptographically sound method RandomNumberGenerator.GetInt32() to generate a random integer within a desired range.
Unlike some of the alt...
C# HttpWebRequest vs WebRequest
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...