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java: (String[])List.toArray() gives ClassCastException
The following code (run in android) always gives me a ClassCastException in the 3rd line:
4 Answers
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How to specify a port number in SQL Server connection string?
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For JDBC the proper format is slightly different and as follows:
jdbc:microsoft:sqlserver://mycomputer.test.xxx.com:49843
Note the colon instead of the comma.
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im...
Regex how to match an optional character
...{3})([A-Z]{3})([A-Z]{3})\s+([A-Z])[0-9]{3}([0-9]{4})([0-9]{2})([0-9]{2})
And, since in most regex dialects, \d is the same as [0-9]:
^(\d{5})+\s+([A-Z]?)\s+([A-Z])(\d{3})(\d{3})([A-Z]{3})([A-Z]{3})\s+([A-Z])\d{3}(\d{4})(\d{2})(\d{2})
But: do you really need 11 separate capturing groups? And if ...
How do I disconnect all other users in tmux?
...t.
either from <prefix>:followed by detach [options] or on the command line inside tmux with tmux detach [options]
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Difference between validate(), revalidate() and invalidate() in Swing GUI
...idate() marks the container as invalid. Means the content is somehow wrong and must be re-laid out. But it's just a kind of mark/flag. It's possible that multiple invalid containers must be refreshed later.
validate() performs relayout. It means invalid content is asked for all the sizes and all th...
Python regex find all overlapping matches?
...he pattern. So it finds position 0 of the string, position 1 of the string and so on. Then it grabs group(1) - the matching pattern and makes a list of those. VERY cool.
– Tal Weiss
Jul 18 '13 at 20:28
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Set EditText Digits Programmatically
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Try this:
<EditText
android:inputType="number"
android:digits="0123456789."
/>
From Code:
weightInput.setKeyListener(DigitsKeyListener.getInstance("0123456789."));
But, it allows the user to include several "."
See JoeyRA's answer fo...
PHP prepend associative array with literal keys?
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See also array_merge() and its difference from using the + operator: br.php.net/manual/en/function.array-merge.php#92602
– Havenard
Sep 3 '09 at 1:33
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How to merge two files line by line in Bash
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the J option does not work on macOS Mojave but your command does perfectly. Thanks.
– Duck
Dec 27 '18 at 15:51
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How to set web.config file to show full error message
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See the difference between customErrors and httpErrors
– stomy
Oct 30 '17 at 17:05
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