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How to get the current date/time in Java [duplicate]
...;8. For Java 8+ check other replies.)
If you just need to output a time stamp in format YYYY.MM.DD-HH.MM.SS (very frequent case) then here's the way to do it:
String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(Calendar.getInstance().getTime());
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How do I remove a big file wrongly committed in git [duplicate]
...branch otherwise leaves behind for a long time
rm -rf .git/refs/original/ && git reflog expire --all && git gc --aggressive --prune
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How to declare a friend assembly?
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You need to sign both assemblies, because effectively both assemblies reference each other.
You have to put the public key in the InternalsVisibleTo attribute. For example, in Protocol Buffers I use:
[assembly:InternalsVisibleTo("Google.ProtocolBuffers.Test,PublicKe...
Determine if an HTML element's content overflows
Can I use JavaScript to check (irrespective of scrollbars) if an HTML element has overflowed its content? For example, a long div with small, fixed size, the overflow property set to visible, and no scrollbars on the element.
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DESTDIR and PREFIX of make
...temporary directory which is not where the package will be run from. For example this is used when building deb packages. The person building the package doesn't actually install everything into its final place on his own system. He may have a different version installed already and not want to dist...
update package.json version automatically
...version": "npm run test",
"version": "",
"postversion": "git push && git push --tags && npm publish"
}
Then you run it:
npm version minor --force -m "Some message to commit"
Which will:
... run tests ...
change your package.json to a next minor version (e.g: 1.8.1 to...
Iterator Loop vs index loop [duplicate]
...pply that algorithm with iterators into your container.
Your particular example could be written as a combination of the for_each algorithm and the vector container (see option 3) below), but it's only one out of four distinct ways to iterate over a std::vector:
1) index-based iteration
for (std:...
git clone through ssh
...nswer.
You have to drop the ssh:// prefix when using git clone as an example
git clone git@github.com:owner/repo.git
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Difference between `set`, `setq`, and `setf` in Common Lisp?
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Originally, in Lisp, there were no lexical variables -- only dynamic ones. And
there was no SETQ or SETF, just the SET function.
What is now written as:
(setf (symbol-value '*foo*) 42)
was written as:
(set (quote *foo*) 42)
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How to configure an existing git repo to be shared by a UNIX group
...ritable by me. I want to open it up to some UNIX user group, foo, so that all members of foo can push to it. I'm aware that I can easily set up a new git repo with:
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