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How do I change the cursor between Normal and Insert modes in Vim?
...ash with ConEmu on Windows; and more (see comments):
let &t_SI = "\e[6 q"
let &t_EI = "\e[2 q"
" Optionally reset the cursor on start:
augroup myCmds
au!
autocmd VimEnter * silent !echo -ne "\e[2 q"
augroup END
Other options (replace the number after \e[):
Ps = 0 -> blinking block.
Ps ...
How to test if string exists in file with Bash?
...
grep -Fxq "$FILENAME" my_list.txt
The exit status is 0 (true) if the name was found, 1 (false) if not, so:
if grep -Fxq "$FILENAME" my_list.txt
then
# code if found
else
# code if not found
fi
Explanation
Here are the relev...
How do I show a marker in Maps launched by geo URI Intent?
...t = new Intent(Intent.ACTION_VIEW, Uri.parse("geo:<lat>,<long>?q=<lat>,<long>(Label+Name)"));
startActivity(intent);
You can omit (Label+Name) if you don't want a label, and it will choose one randomly based on the nearest street or other thing it thinks relevant.
...
How do I exit the Vim editor?
...e of the following commands. To execute a command, press the Enter key.
:q to quit (short for :quit)
:q! to quit without saving (short for :quit!)
:wq to write and quit
:wq! to write and quit even if file has only read permission (if file does not have write permission: force write)
:x to write ...
What is the difference between the add and offer methods in a Queue in Java?
Take the PriorityQueue for example http://java.sun.com/j2se/1.5.0/docs/api/java/util/PriorityQueue.html#offer(E)
8 Answe...
Ruby: Can I write multi-line string with no concatenation?
...re's a version using funny HEREDOC syntax (via this link):
p <<END_SQL.gsub(/\s+/, " ").strip
SELECT * FROM users
ORDER BY users.id DESC
END_SQL
# >> "SELECT * FROM users ORDER BY users.id DESC"
The latter would mostly be for situations that required more flexibility in t...
Detach many subdirectories into a new, separate Git repository
...(as kynan suggested), try this much simpler approach:
git filter-branch --index-filter 'git rm --cached -qr --ignore-unmatch -- . && git reset -q $GIT_COMMIT -- apps/AAA libs/XXX' --prune-empty -- --all
As mentioned by void.pointer in his/her comment, this will remove everything except ap...
Good examples of Not a Functor/Functor/Applicative/Monad?
...the usual semantics, which tolerates exactly one kind of undefined, you're quite right. There are other semanticses, of course. Void does not restrict to a submonoid in the total fragment. Nor is it a monoid in a semantics which distinguishes modes of failure. When I have a moment with easier than ...
How should I log while using multiprocessing in Python?
... @BrandonRhodes - As I said, non-intrusively. Using multiprocessing.Queue will not be simpler if there is a lot of code to rewire to use multiprocessing.Queue, and/or if performance is an issue
– vladr
Oct 9 '13 at 17:07
...
How to create a bash script to check the SSH connection?
...
You can check this with the return-value ssh gives you:
$ ssh -q user@downhost exit
$ echo $?
255
$ ssh -q user@uphost exit
$ echo $?
0
EDIT: Another approach would be to use nmap (you won't need to have keys or login-stuff):
$ a=`nmap uphost -PN -p ssh | grep open`
$ b=`nmap downhos...