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Checking if all elements in a list are unique
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Not the most efficient, but straight forward and concise:
if len(x) > len(set(x)):
pass # do something
Probably won't make much of a difference for short lists.
share
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notifyDataSetChange not working from custom adapter
... @prom85 can ArrayAdapters even bind to Objects other than Lists or Arrays? I did not know.
– tolgap
Feb 10 '14 at 17:44
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Making a private method public to unit test it…good idea?
Moderator Note: There are already 39 answers posted here (some have been deleted). Before you post your answer, consider whether or not you can add something meaningful to the discussion. You're more than likely just repeating what someone else has already said.
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What is the difference between map and flatMap and a good use case for each?
... to me the difference between map and flatMap and what is a good use case for each?
16 Answers
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Any recommendations for a CSS minifier? [closed]
Any recommendations for a CSS minifier?
21 Answers
21
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UITableView row animation duration and completion callback
Is there a way to either specify the duration for UITableView row animations, or to get a callback when the animation completes?
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Postgres could not connect to server
...e problem. I tried to uninstall postgres and install again, but it didn't work as well.
47 Answers
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How do I output coloured text to a Linux terminal?
How do I print coloured characters to a Linux terminal that supports it?
13 Answers
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Twitter Bootstrap 3.0 how do I “badge badge-important” now
...n your CSS, and use the bootstrap label component.
.label-as-badge {
border-radius: 1em;
}
Compare this label and badge side by side:
<span class="label label-default label-as-badge">hello</span>
<span class="badge">world</span>
They appear the same. But in the CS...
How to redirect the output of the time command to a file in Linux?
....txt
which combines the STDERR of "time" and your command into time.txt
Or use
{ time sleep 1 2> sleep.stderr ; } 2> time.txt
which puts STDERR from "sleep" into the file "sleep.stderr" and only STDERR from "time" goes into "time.txt"
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