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Displaying better error message than “No JSON object could be decoded”
...
I've found that the simplejson module gives more descriptive errors in many cases where the built-in json module is vague. For instance, for the case of having a comma after the last item in a list:
json.loads('[1,2,]')
....
ValueError: No JSON object could be decoded
which is not v...
How to read/write from/to file using Go?
... panic(err)
}
// close fi on exit and check for its returned error
defer func() {
if err := fi.Close(); err != nil {
panic(err)
}
}()
// open output file
fo, err := os.Create("output.txt")
if err != nil {
panic(err)
}
// ...
Tomcat startup logs - SEVERE: Error filterStart how to get a stack trace?
When I start Tomcat I get the following error:
16 Answers
16
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Favorite (Clever) Defensive Programming Best Practices [closed]
...d redefining new so that it provided some extra memory to catch fence-post errors.
Currently, I prefer avoiding defensive programming in favor of Test Driven Development. If you catch errors quickly and externally, you don't need to muddy-up your code with defensive maneuvers, your code is DRY-er ...
JAX-RS / Jersey how to customize error handling?
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There are several approaches to customize the error handling behavior with JAX-RS. Here are three of the easier ways.
The first approach is to create an Exception class that extends WebApplicationException.
Example:
public class NotAuthorizedException extends WebAppl...
How to create custom exceptions in Java? [closed]
... int i = 5;
myObject.calculate(5);
} catch(FooException ex) {
// Print error and terminate application.
ex.printStackTrace();
System.exit(1);
} catch(IOException ex) {
// Rethrow as FooException.
throw new FooException(ex);
}
You'll notice in the above example that IOException is caugh...
Catching error codes in a shell pipe
...ated '>&2'; however, an old version of the MKS shell mishandled the error redirection without the preceding '1' so I've used that unambiguous notation for reliability for ages.
This leaks files if you interrupt something. Bomb-proof (more or less) shell programming uses:
tmp=${TMPDIR:-/tmp...
Can JSON start with “[”?
...ou attempted to call JSONObject.parse(books.toString()); you would get the error you encountered:
java.io.IOException: Expecting '{' on line 1, column 2 instead, obtained token: 'Token: ['
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How to make an HTTP request + basic auth in Swift
...EncodingOptions.Type' does not have a member named 'fromMask'..This is the error I get in Xcode 6.1..Pls help..What is mask(0)
– Bala Vishnu
Oct 27 '14 at 10:18
2
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Error: «Could not load type MvcApplication»
I am getting the error
41 Answers
41
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