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Understanding the ngRepeat 'track by' expression
...ession of ng-repeat in angularjs works. The documentation is very scarce: http://docs.angularjs.org/api/ng/directive/ngRepeat
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What does the 'Z' mean in Unix timestamp '120314170138Z'?
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Yes. 'Z' stands for Zulu time, which is also GMT and UTC.
From http://en.wikipedia.org/wiki/Coordinated_Universal_Time:
The UTC time zone is sometimes denoted by the letter Z—a reference to
the equivalent nautical time zone (GMT), which has been denoted by a Z
since about 1950....
Get a pixel from HTML Canvas?
... index+4) // Returns subarray [R,G,B,A]
}
You can experiment with this on http://qry.me/xyscope/, the code for this is in the source, just copy/paste it in the console.
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Maven package/install without test (skip tests)
...backtick (`), like so..
mvn `-Dmaven.test.skip=true install
Reference: http://kuniganotas.wordpress.com/2011/08/12/invalid-task-test-skiptrue-you-must-specify-a-valid-lifecycle-phase/
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How to print register values in GDB?
...nd f (float) can be found with:
maint print reggroups
as documented at: https://sourceware.org/gdb/current/onlinedocs/gdb/Registers.html#Registers
Tips:
xmm0 ~ xmm15, are 128 bits, almost every modern machine has it, they are released in 1999.
ymm0 ~ ymm15, are 256 bits, new machine usually ha...
How to use GROUP_CONCAT in a CONCAT in MySQL
... AS NAME
FROM test
GROUP BY ID, NAME
) AS A
GROUP BY ID;
SQL Fiddle: http://sqlfiddle.com/#!2/b5abe/9/0
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When to use enumerateObjectsUsingBlock vs. for
Besides the obvious differences:
6 Answers
6
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Android Studio vs Eclipse + ADT Plugin? [closed]
...can read either:
If you just want a general overview of the differences:
http://www.airpair.com/android/android-studio-vs-eclipse
For Migrating from Eclipse:
http://rexstjohn.com/exporting-android-project-eclipse-android-studio-0-4-0/
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Valid values for android:fontFamily and what they map to?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Why is the C++ STL is so heavily based on templates? (and not on *interfaces*)
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@Kos, according to the web.archive.org/web/20000607205939/http://www.stlport.org/… the first version of the linked page is from June 7 2001. The page itself at the bottom says Copyright 2001-2008.
– alfC
Aug 20 '15 at 8:45
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