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android get all contacts
... @gunner_dev please write a new answer if you're sure this answer including your edit will work.
– Bö macht Blau
Jan 23 '18 at 19:55
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Custom Cell Row Height setting in storyboard is not responding
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I've posted an answer with full code including the caching; see stackoverflow.com/a/16881312/292166
– JosephH
Jun 2 '13 at 9:07
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Rails 3 check if attribute changed
... if @model.attr != params[:model][:attr]
end
def attr_changed?
@changed.include :attr
end
If you're trying to detect a lot of attribute changes it could get messy though. Probably shouldn't do this in a controller, but meh.
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JavaScript frameworks to build single page applications [closed]
...er for keeping model in frontend/backend in sync? 2) How is the support to include one template into another (probably together with requireJS)? 3) Is it easy to put all files (models, views, controllers, helper etc) separately and in different folders? Beside these questions I set your answer to a...
Difference between modes a, a+, w, w+, and r+ in built-in open function?
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What about updating the table, to include 'x' for Python 3?
– Nikos Alexandris
Apr 10 '19 at 21:40
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PermGen elimination in JDK 8
... size of the permanent generation.
The list of all the JEPs that will be included in Java 8 can be found on the JDK8 milestones page.
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Make a DIV fill an entire table cell
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Since every other browser (including IE 7, 8 and 9) handles position:relative on a table cell correctly and only Firefox gets it wrong, your best bet is to use a JavaScript shim. You shouldn’t have to alter your DOM for one failed browser. People u...
Is there any simple way to find out unused strings in Android project?
... (there would be multiple strings.xmls)
Right click that strings.xml -> Include
Do Refactor! All unused strings from the xml file are deleted!
Note: Try building the project. If compilation fails, its most likely that these strings.xml is being referred from some layout/menu xmls, which themsel...
Context switches much slower in new linux kernels
...utex
libpthread condition variable
plain old Unix signals
I had to add
#include <stdint.h>
in order to compile, which I did with this command
g++ -O3 -o condvar-perf condvar-perf.cpp -lpthread -lrt
On kernel 2.6.32
$ ./condvar-perf 1000000
NPTL
mutex elapsed: 29085 ...
Calculate distance between two latitude-longitude points? (Haversine formula)
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