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Update MongoDB field using value of another field
In MongoDB, is it possible to update the value of a field using the value from another field? The equivalent SQL would be something like:
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Formula px to dp, dp to px android
...olved my problem by using the following formulas. May other people benefit from it.
dp to px:
displayMetrics = context.getResources().getDisplayMetrics();
return (int)((dp * displayMetrics.density) + 0.5);
px to dp:
displayMetrics = context.getResources().getDisplayMetrics();
return (int) ((px/...
Is GET data also encrypted in HTTPS?
...f it is public, and you might also want to hide some of the public content from a MITM. In any event, it's best to let Google answer for themselves.
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How to reverse apply a stash?
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thanks, you help me from staged change which was not unapply.
– Fa.Shapouri
Jan 15 '17 at 13:53
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How to identify if a webpage is being loaded inside an iframe or directly into the browser window?
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Having a page with an iframe within an iframe, to test from my child iframe if my parent iframe was embeded in the page, I used if (parent === top)
– sglessard
Mar 27 '12 at 14:31
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Library not loaded: /usr/local/opt/readline/lib/libreadline.6.2.dylib
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this worked for me also, saved me from updating postges
– Rich
Oct 12 '17 at 12:56
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What is array to pointer decay?
... college. I'm sure anyone who's interested can get a more accurate picture from your upvoted comment.
– system PAUSE
Sep 23 '09 at 15:17
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Maximum value for long integer
...mit. The amount of available address space forms a practical limit.
(Taken from this site). See the docs on Numeric Types where you'll see that Long integers have unlimited precision. In Python 2, Integers will automatically switch to longs when they grow beyond their limit:
>>> import sys...
When exactly are onSaveInstanceState() and onRestoreInstanceState() called?
The following figure (from the official doc ) describes the well-known lifecycle of an Android activity:
5 Answers
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Renaming a branch while on pull request
...anch and removing the pull request. However, there's nothing stopping you from doing that, pushing a new branch with a new name, and creating a new pull request.
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