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How do I use vi keys in ipython under *nix?
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[A]System.Web.WebPages.Razor.Configuration.HostSection cannot be cast to… web.config issue
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How do I break out of a loop in Perl?
...doesn't amount to much else other than textual consistency with the "next" command.
– Razor Storm
Jul 8 '10 at 20:14
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Media Queries: How to target desktop, tablet, and mobile?
...ls by 1em/16px to get ems. For example, 320px === 20em.
In response to the comment, min-width is standard in "mobile-first" design, wherein you start by designing for your smallest screens, and then add ever-increasing media queries, working you way onto larger and larger screens. Regardless of whet...
Check if key exists and iterate the JSON array using Python
...""{"from": {"id": "8", "name": "Mary Pinter"}, "message": "How ARE you?", "comments": {"count": 0}, "updated_time": "2012-05-01", "created_time": "2012-05-01", "to": {"data": [{"id": "1543", "name": "Honey Pinter"}]}, "type": "status", "id": "id_7"}"""
def getTargetIds(jsonData):
data = json.lo...
mongodb count num of distinct values per field/key
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MongoDB has a distinct command which returns an array of distinct values for a field; you can check the length of the array for a count.
There is a shell db.collection.distinct() helper as well:
> db.countries.distinct('country');
[ "Spain", "...
git merge: apply changes to code that moved to a different file
...mpting a pretty beefy git merge maneuver right now. One problem that I am coming across is that I made some changes to some code in my branch, but my colleague moved that code to a new file in his branch. So when I did git merge my_branch his_branch , git did not notice that the code in the new f...
How to show popup message like in Stack Overflow
...he bars that show at the top of the screen when you get a new badge, first come to the site, etc. For the hovering dialogs that you get when you try to comment too fast, vote for your own question, etc, check out this question where I show how to do this or just go straight to the example.
Here'...
throw checked Exceptions from mocks with Mockito
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extra: Mocktio will not complain if you doThrow an a method without any throwables, but you will also get this exception
– dwana
Sep 25 '15 at 7:36
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