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Can I catch multiple Java exceptions in the same catch clause?
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This has been possible since Java 7. The syntax for a multi-catch block is:
try {
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} catch (IOException | SQLException ex) {
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}
Remember, though, that if all the exceptions belong to the same class hierarchy, you can simply catch that base exception type.
Al...
What is the difference between syntax and semantics in programming languages?
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Syntax is about the structure or the grammar of the language. It answers the question: how do I construct a valid sentence? All languages, even English and other human (aka "natural") languages have grammars, that is, rules that define whether or not the ...
How should I ethically approach user password storage for later plaintext retrieval?
As I continue to build more and more websites and web applications I am often asked to store user's passwords in a way that they can be retrieved if/when the user has an issue (either to email a forgotten password link, walk them through over the phone, etc.) When I can I fight bitterly against thi...
node.js remove file
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I think you want to use fs.unlink.
More info on fs can be found here.
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Which Android IDE is better - Android Studio or Eclipse? [closed]
I'm starting to develop for Android. Which IDE should I use - Android Studio or Eclipse sdk?
I would like to know which one is better.
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Why do we usually use || over |? What is the difference?
I'm just wondering why we usually use logical OR || between two booleans not bitwise OR | , though they are both working well.
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Is there a standard function to check for null, undefined, or blank variables in JavaScript?
...t checks that a variable has a value and ensures that it's not undefined or null ? I've got this code, but I'm not sure if it covers all cases:
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Python: Find in list
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As for your first question: that code is perfectly fine and should work if item equals one of the elements inside myList. Maybe you try to find a string that does not exactly match one of the items or maybe you are using a float ...
Difference between require, include, require_once and include_once?
...he require() function is identical to include(), except that it handles errors differently. If an error occurs, the include() function generates a warning, but the script will continue execution. The require() generates a fatal error, and the script will stop.
The answer to 2 can be found here.
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application/x-www-form-urlencoded or multipart/form-data?
In HTTP there are two ways to POST data: application/x-www-form-urlencoded and multipart/form-data . I understand that most browsers are only able to upload files if multipart/form-data is used. Is there any additional guidance when to use one of the encoding types in an API context (no browser...