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Xcode 4.2 debug doesn't symbolicate stack call
...he way of debugging). This lets me get great bug reports... and the users know that their problem is being addressed :)
– Zane Claes
Oct 25 '11 at 23:32
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Query for documents where array size is greater than 1
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There's a more efficient way to do this in MongoDB 2.2+ now that you can use numeric array indexes in query object keys.
// Find all docs that have at least two name array elements.
db.accommodations.find({'name.1': {$exists: true}})
You can support this query with an index tha...
How do I “undo” a --single-branch clone?
...'t readily have a command to accomplish this. Yeah I got it working... and now I know about the config file int he .git directory too!
– kashiraja
May 12 '18 at 0:11
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How to link a folder with an existing Heroku app
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Note: Heroku now describes it in the project overview: Navigate to dashboard.heroku.com, click your app, then switch to the "deploy" tab and choose the deployment method "Heroku git" (selected by default). Then, you'll get instructions on...
Can I use if (pointer) instead of if (pointer != NULL)?
...rived_ptr != nullptr) { ... }
(or, preferrably, auto derived_ptr = ...). Now, this is bad, because it leaves the (possibly invalid, i.e. null) derived pointer outside of the safety-guarding if block's scope. This isn't necessary, as C++ allows you to introduce boolean-convertable variables inside ...
Django get the static files URL in view
...cfiles.templatetags.staticfiles import static
url = static('x.jpg')
# url now contains '/static/x.jpg', assuming a static path of '/static/'
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Determine the number of lines within a text file
... rather than greedily reading them all into an array like ReadAllLines. So now you can have both efficiency and conciseness with:
var lineCount = File.ReadLines(@"C:\file.txt").Count();
Original Answer
If you're not too bothered about efficiency, you can simply write:
var lineCount = File.Rea...
Streaming video from Android camera to server
...hat they have done over there is they stream using RTP packets to a server.Now the question is what is being done on the server? what does the trans-coding and how is it getting streamed
– Azlam
Oct 8 '10 at 18:33
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Change a Rails application to production
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This would now be
rails server -e production
Or, more compact
rails s -e production
It works for rails 3+ projects.
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How to avoid “if” chains?
...s and actions, it might turn out that foo is still doing too much, but for now this is a good solution.
– GraniteRobert
Jun 26 '14 at 13:43
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