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What is the difference between named and positional parameters in Dart?
...msg are named parameters, when you call method say you must use say(from: "xx", msg: "xx"). The keys cannot be absent.
However if you use positional parameters, you are free.
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Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
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First, get your tombstone stack trace, it will be printed every time your app crashes. Something like this:
*** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
Build fingerprint: 'XXXXXXXXX'
pid: 1658, tid: 13086 >>> system_server <&l...
Compile time string hashing
I have read in few different places that using C++11's new string literals it might be possible to compute a string's hash at compile time. However, no one seems to be ready to come out and say that it will be possible or how it would be done.
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How to change the session timeout in PHP?
... the configuration, and is instead done via /etc/cron.d/php, which runs at XX:09 and XX:39 (that is, every half hour). This cron job looks for sessions older than the session.gc_maxlifetime specified in the configuration, and if any are found, they are deleted. As a consequence, in these systems ini...
How can I find the data structure that represents mine layout of Minesweeper in memory?
... I thought of following:
When you launch the game
When you click happy face
When you click Game->New or press F2
When you change level difficulty
I decided to check out F2 accelerator command.
To find accelerator handling code you are to find window message handling procedure (WndProc). It ...
Ninject vs Unity for DI [closed]
...L configuration. Ninject's main drawback is that it requires you to reference Ninject.Core everywhere in your code to add [Inject] attributes.
If I may ask, why are you limiting your choices to these two? I think Castle.Windsor, Autofac and StructureMap are at least as good or better.
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How does Google Instant work?
...ogle have just published a blog article called Google Instant, behind the scenes. It's an interesting read, and obviously related to this question. You can read how they tackled the extra load (5-7X according to the article) on the server-side, for example. The answer below examines what happens on ...
In PyCharm, how to go back to last location?
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Under ArchLinux with PyCharm CE 3.1 works the combination Ctrl + Alt + Left.
This is the way I find out the combination:
(Right click) Go To -> Implementation(s)
Double Shift -> Back
There is an option Back in the section Actions
Ctrl + Shift +...
What is the proper REST response code for a valid request but an empty data?
...hat it was a client error and thus the whole class of client error codes (4xx) is not fitting.
More importantly, 404 can happen for a number of technical reasons. E.g. the application being temporarily deactivated or uninstalled on the server, proxy connection issues and whatnot. Therefore the clie...
Using getopts to process long and short command line options
...FILE="$2"; shift 2 ;;
--minheap )
JAVA_MISC_OPT="$JAVA_MISC_OPT -XX:MinHeapFreeRatio=$2"; shift 2 ;;
--maxheap )
JAVA_MISC_OPT="$JAVA_MISC_OPT -XX:MaxHeapFreeRatio=$2"; shift 2 ;;
-- ) shift; break ;;
* ) break ;;
esac
done
This lets you specify options like --verbose...