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Android phone orientation overview including compass
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Roll is a function of gravity, a 90 degree roll puts all of gravity into the x register.
Pitch is the same, a 90 degree pitch up puts all of the component of gravity into the y register.
Yaw / Heading / azimuth has no effect on gravity, it is ALWAYS at right angles to gravity...
How can I list ALL DNS records?
Is there any way I can list ALL DNS records for a domain?
8 Answers
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Why is LINQ JOIN so much faster than linking with WHERE?
...ite efficient because the DB knows how to perform a join. But it doesn't really make sense to compare it with the other approaches, since they work directly in memory (Linq to DataSet)
The query with multiple tables and a Where condition actually performs a cartesian product of all the tables, then ...
Should struct definitions go in .h or .c file?
...ou mean global and local visibility? public doesnt make sense in a struct. All structs are public by default.
– BugShotGG
Jul 6 '15 at 16:05
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submitting a GET form with query string params and hidden params disappear
...the question mark and the parameters, and then cross one's fingers to hope all browsers would leave that URL as it (and validate that the server understands it too). But I'd never rely on that.
By the way: it's not different for non-hidden form fields. For POST the action URL could hold a query stri...
Can I get a list of files marked --assume-unchanged?
... unchanged files at the current directory and below. If you want a list of all "assume-unchanged" files in the repository, you'll need git ls-files -v `git rev-parse --show-toplevel` | grep "^[a-z]"
– Trebor Rude
May 15 '13 at 15:43
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Is it OK to use Gson instance as a static field in a model bean (reuse)?
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According to the comments the existing unit test does not really test much, be careful with anything related to thread safety...
There is a unit test checking for thread safety:
/**
* Tests for ensuring Gson thread-safety.
*
* @author Inderjeet Singh
* @author Joel Leitch
*/
pu...
Selectively revert or checkout changes to a file in Git?
Is there a command that allows you to partially undo the changes to a file (or files) in the working directory?
4 Answers
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Get hostname of current request in node.js Express
...y have several Network Cards and unless you specify it node will listen on all of them, so you don't know on which NIC the request came in, before it comes in.
Hostname is a DNS matter --
Don't forget that several DNS aliases can point to the same machine.
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Why does Typescript use the keyword “export” to make classes and interfaces public?
...m to the module. In your example: here.SomeClass = SomeClass;.
So conceptually, visibility as controlled by public and private is just for tooling, whereas the export keyword changes the output.
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