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Variable is accessed within inner class. Needs to be declared final
...made in the inner class did not persist in the enclosing scope. Basically, what happens in the inner class stays in the inner class.
I wrote a more in-depth explanation here. It also explains why instance and global variables do not need to be declared final.
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How to convert an entire MySQL database characterset and collation to UTF-8?
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@DominikAngerer: What broke?
– cic
Sep 13 '15 at 14:25
17
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Get content of a cell given the row and column numbers
...f this question/answer, it'd be great to have a little sentence here about what a volatile function is.
– LondonRob
Jul 8 '15 at 17:24
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CSS display: table min-height not working
...tically), while defining height on my other rows to ensure they do not and what I get is a big gap that keeps my footer where it should be. Works great in Chrome, but not FF or the PDf converter I'm using; wkhtmltopdf. Yes, height works, but doesn't mean the same thing semantically as min-height.
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Is there a way to follow redirects with command line cURL?
...ge required a login and then gave me a new URL through javascript. Here is what I had to do:
curl -c cookiejar -g -O -J -L -F "j_username=yourusename" -F "j_password=yourpassword" <URL>
Note that j_username and j_password is the name of the fields for my website's login form. You will have ...
How do I paste multi-line bash codes into terminal and run it all at once?
...is runs the pasted commands in a subshell, so it often doesn't actually do what you want. You can use braces instead of parentheses to force it to run in the current shell; but really, just don't do either. The shell can cope.
– tripleee
Jan 31 '18 at 10:26
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How to open a web server port on EC2 instance
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@Noitidart Save is what he means. But I am sure you figured that out by now :)
– mattdevio
Oct 26 '18 at 7:31
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difference and when to use getApplication(), getApplicationContext(), getBaseContext() and someClass
...y delegates all of its calls to another Context".
That "real" context is what you get by using getBaseContext().
So although this (for Activity) and getBaseContext() both give the activity context, they
(a) do not refer to the same object (this != getBaseContext()) and
(b) calling context t...
Finding all possible combinations of numbers to reach a given sum
...of lists of occurrences of each number. This translates in real life into "what are the possible ways to make an certain amount of money with a set of coins (and not a set of coin values)". The original problem is just a particular case of this one, where we have as many occurrences of each coin as ...
How can I drop all the tables in a PostgreSQL database?
...case, you also need to run "ALTER SCHEMA public OWNER to postgres;" (or to whatever user your app uses to create tables)
– mgojohn
Oct 8 '14 at 15:49
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