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implements Closeable or implements AutoCloseable
I'm in the process of learning Java and I cannot find any good explanation on the implements Closeable and the implements AutoCloseable interfaces.
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How to run a command before a Bash script exits?
If a Bash script has set -e , and a command in the script returns an error, how can I do some cleanup before the script exits?
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Array.size() vs Array.length
...er of named arguments the function declares they had to use an alternative and size was chosen (count would have been a better choice).
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How can I write a heredoc to a file in Bash script?
...able $FOO will not be interpreted.
EOF
To pipe the heredoc through a command pipeline:
cat <<'EOF' | sed 's/a/b/'
foo
bar
baz
EOF
Output:
foo
bbr
bbz
... or to write the the heredoc to a file using sudo:
cat <<'EOF' | sed 's/a/b/' | sudo tee /etc/config_file.conf
foo
bar
baz
E...
JavaScript object: access variable property by name as string [duplicate]
...hink it might be worth explicitly pointing out prop must be of type string and or resolve to type string.
– prasanthv
Jun 24 '15 at 0:51
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How to set HTTP header to UTF-8 using PHP which is valid in W3C validator?
...output has been sent to the client. Otherwise the header has been sent too and you obviously can’t change it any more. You can check that with headers_sent. See the manual page of header for more information.
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selecting unique values from a column
...ant the whole record, the DISTINCT is worthless (unless it is an id field, and you can do a second query where id IN that list). Good news, though, if you have multiple duplicate results as a result of a JOIN you can do a GROUP BY and get the full results filtered.
– Chadwick M...
How do I update an NPM module that I published?
I created a NPM module and I published it at version 0.0.1
5 Answers
5
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How to add image to canvas
... exactly my case. I was loading some blob data into canvas using new Image and wondering why it was always showing me a previous image. Turns out even if I'm loading an image from a variable I still have to wait for the onload to happen. Thank you!
– aexl
Mar 1...
How do you underline a text in Android XML?
...HTML tags), it can be done using<b> </b>, <i> </i> and <u> </u>.
<resources>
<string name="your_string_here">
This is an <u>underline</u>.
</string>
</resources>
If you want to underline something from code us...