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Reflecting parameter name: abuse of C# lambda expressions or syntax brilliance?
...ple
C#:
public class Class1
{
public static void Foo(Func<object, string> f)
{
Console.WriteLine(f.Method.GetParameters()[0].Name);
}
}
F#:
Class1.Foo(fun yadda -> "hello")
Result:
"arg" is printed (not "yadda").
As a result, library designers should either avoi...
Why use String.Format? [duplicate]
Why would anyone use String.Format in C# and VB .NET as opposed to the concatenation operators ( & in VB, and + in C#)?
...
How to obtain the start time and end time of a day?
...teTime zdtStop = today.plusDays( 1 ).atStartOfDay( zoneId ) ;
zdtStart.toString() = 2020-01-30T00:00+01:00[Africa/Tunis]
zdtStop.toString() = 2020-01-31T00:00+01:00[Africa/Tunis]
See the same moments in UTC.
Instant start = zdtStart.toInstant() ;
Instant stop = zdtStop.toInstant() ;
start.toS...
Access-Control-Allow-Origin wildcard subdomains, ports and protocols
...ution, so just in case someone needs it as well. It takes an allowed input string like "*.example.com" and returns the request header server name, if the input matches.
function getCORSHeaderOrigin($allowed, $input)
{
if ($allowed == '*') {
return '*';
}
$allowed = preg_quote($...
How to get a function name as a string?
In Python, how do I get a function name as a string, without calling the function?
12 Answers
...
Invoking a static method using reflection
...
// String.class here is the parameter type, that might not be the case with you
Method method = clazz.getMethod("methodName", String.class);
Object o = method.invoke(null, "whatever");
In case the method is private use getDecl...
How to compare dates in datetime fields in Postgresql?
...er the first form because you want to avoid date manipulation on the input string, correct? you don't need to be afraid:
SELECT *
FROM table
WHERE update_date >= '2013-05-03'::date
AND update_date < ('2013-05-03'::date + '1 day'::interval);
...
No line-break after a hyphen
...on I found a specific scenario that caused IE8/9 to break on a hyphen.
A string contains words separated by non-breaking spaces - &nbsp;
Width is limited
Contains a dash
IE renders it like this.
The following code reproduces the problem pictured above. I had to use a meta tag to force ren...
Is there hard evidence of the ROI of unit testing?
...mmers and, more importantly, the bean-counters in management, that all the extra time spent learning the testing framework, writing tests, keeping them updated, etc.. will pay for itself, and then some.
...
How to Display Selected Item in Bootstrap Button Dropdown Title
...;li><a href="#" class="" data-value=1><p> HER Can you write extra text or <b>HTLM</b></p> <h4> <span class="glyphicon glyphicon-plane"></span> <span> Your Option 1</span> </h4></a> </li>
<li><a href="#...