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MetadataException: Unable to load the specified metadata resource
...gh detail in your question to give an accurate answer, but hopefully these ideas should get you on the right track.
Update: I've written a blog post with more complete steps for troubleshooting.
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nullable object must have a value
...no DateTime to return, so it throws an exception.
In general, it is a bad idea to blindly call .Value on a nullable type, unless you have some prior knowledge that that variable MUST contain a value (i.e. through a .HasValue check).
EDIT
Here's the code for DateTimeExtended that does not throw a...
Matching a space in regex
...eed to match a space character in a PHP regular expression. Anyone got any ideas?
9 Answers
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How can I unit test Arduino code?
I'd like to be able to unit test my Arduino code. Ideally, I would be able to run any tests without having to upload the code to the Arduino. What tools or libraries can help me with this?
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Why use deflate instead of gzip for text files served by Apache?
... the payload possibly be broken, if it is transmitted using TCP? The whole idea of TCP is to transmit unbroken payloads.
– user1095108
Nov 23 '18 at 17:13
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Function return value in PowerShell
...viewed from a more traditional programming perspective. There are two main ideas to wrap your head around:
All output is captured, and returned
The return keyword really just indicates a logical exit point
Thus, the following two script blocks will do effectively the exact same thing:
$a = "Hel...
Enforcing the type of the indexed members of a Typescript object?
...is absolutely valid, and makes very good points, but I'd disagree with the idea that it's almost always better to stick to native Map objects. Maps come with additional memory overhead, and (more importantly) need to be manually instantiated from any data stored as a JSON string. They are often ve...
How to prevent custom views from losing state across screen orientation changes
... in the xml. But still all of them gets the settings of the last view. Any ideas?
– Christoffer
Jun 21 '14 at 16:56
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How do I return the response from an asynchronous call?
...o it! Felix's answer raises some compelling arguments about why it's a bad idea. To sum it up, it'll freeze the user's browser until the server returns the response and create a very bad user experience. Here is another short summary taken from MDN on why:
XMLHttpRequest supports both synchronous a...
submitting a GET form with query string params and hidden params disappear
...'m not sure, if putting the GET parameter in hidden input fields is an god idea.
– The Bndr
Aug 24 '17 at 13:09
what d...