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Using getopts to process long and short command line options
...comes with caveats:
getopts can't enforce the opt spec. It can't return errors if the user supplies an invalid option. You have to do your own error-checking as you parse OPTARG.
OPTARG is used for the long option name, which complicates usage when your long option itself has an argument. You end...
Can anyone explain what JSONP is, in layman terms? [duplicate]
...een the handling of a JSON response and a JSONP response is that any parse errors in a JSON response could be caught by wrapping the attempt to evaluate the responseText
in a try/catch statement. Because of the nature of a JSONP response, parse errors in the response will cause an uncatchable JavaSc...
How do I limit the number of returned items?
...ed: true },
null,
{ sort: { 'date': 'asc' }, limit: 20 },
function(error, posts) {
if (error) return `${error} while finding from post collection`;
return posts; // posts with sorted length of 20
}
);
Extra Info
Mongoose allows you to query your collections in different ways like...
Type definition in object literal in TypeScript
...lfill everything the the interface defines or the type system will show an error.
– Rick Love
Feb 26 at 15:40
add a comment
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What is the difference between 'E', 'T', and '?' for Java generics?
...s a List of any type
never
public <?> ? bar(? someType) {...} // error. Must use type params here
or
public class MyGeneric ? { // error
public ? getFoo() { ... } // error
...
}
It gets more confusing where they overlap. For example:
List<T> fooList; // A list ...
Invalid date format specification in gemspec
I am getting the following error when I try to use gems in windows, and I also referred to
this stackoverflow post and updated rubygems and rails. But nothing could solve the problem.
...
Java JUnit: The method X is ambiguous for type Y
... working fine. Then, I moved it to a different package, and am now getting errors. Here is the code:
3 Answers
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Resolving javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path
...ndows you need to run the terminal as administrator, otherwise you get the error keytool error: java.io.FileNotFoundException ... (Access is denied) when you try to import your certificate.
– Felix
May 7 '13 at 23:39
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Try-finally block prevents StackOverflowError
... the day when foo finally does terminate, it will result in a StackOverflowError?
– arshajii
Sep 15 '12 at 21:29
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HTTPS and SSL3_GET_SERVER_CERTIFICATE:certificate verify failed, CA is OK
...s of SSL/TLS, and are just coming here to copy/paste a quick fix for their error message.
– Bruno
Mar 13 '15 at 12:54
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