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Should I impose a maximum length on passwords?
... edited Feb 8 '17 at 14:08
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answered Sep 19 '08 at 1:52
epochwolfepochwolf
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Compare integer in bash, unary operator expected
...ue when your statement fails. Always quote your variables when performing comparisons if there is the slightest chance that one of them may be empty, e.g.:
if [ "$i" -ge 2 ] ; then
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fi
This is because of how the shell treats variables. Assume the original example,
if [ $i -ge 2 ] ; then ....
How to write one new line in Bitbucket markdown?
...he link below or anywhere else so they change the format to something more common. bitbucket.org/site/master/issues/7396/…
– mikijov
Dec 7 '15 at 5:10
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Can a class extend both a class and implement an Interface
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How do I fetch lines before/after the grep result in bash?
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What are the big improvements between guava and apache equivalent libraries?
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First of, as javamonkey79 explained, while Google Guava and Apache Commons do share similar features, they also both have functionality that is absent from their counterpart. Thus, limiting yourself to only one library might be unwise.
That being said, if I had to choose, I'd opt to use Gua...
Rails filtering array of objects by attribute value
So I perform a query to the db and I have a complete array of objects:
5 Answers
5
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git discard all changes and pull from upstream
... replace master? I only have one branch on my repo, which is master, and I completely messed it up, so I basically need to start over from the upstream. I think init will do the job, but is there an easier way?
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Saving vim macros
...the copy/paste registers so you can paste it as normal with the "xp or "xP commands in normal mode.
To save it you open up .vimrc and paste the contents, then the register will be around the next time you start vim.
The format is something like:
let @q = 'macro contents'
Be careful of quotes, th...