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Understanding the ngRepeat 'track by' expression
...ta source has duplicate identifiers
e.g.: $scope.dataSource: [{id:1,name:'one'}, {id:1,name:'one too'}, {id:2,name:'two'}]
You can't iterate this collection while using 'id' as identifier (duplicate id:1).
WON'T WORK:
<element ng-repeat="item.id as item.name for item in dataSource">
// s...
Using Caps Lock as Esc in Mac OS X
...e Caps Lock" and enter "53" as the code for the escape key:
And you're done! If it doesn't work immediately, you may need to restart your machine.
Impressed? Want More Control?
You may also want to check out KeyRemap4MacBook which is actually the flagship keyboard remapping tool from pqrs.org -...
Is there an equivalent of lsusb for OS X
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A neat one would be alias lsusb='system_profiler SPUSBDataType' if you don't care too much about getting the exact same result for lsusb
– yerlilbilgin
May 15 '19 at 7:38
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What are the use cases for selecting CHAR over VARCHAR in SQL?
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It varies by DB implementation, but generally, VARCHAR (or NVARCHAR) uses one or two more bytes of storage (for length or termination) in addition to the actual data. So (assuming you are using a one-byte character set) storing the word "FooBar"
CHAR(6) = 6 bytes (no overhead)
VARCHAR(100) = 8 b...
“SetPropertiesRule” warning message when starting Tomcat from Eclipse [duplicate]
...r me. What did work was completely deleting the server and creating a new one, adding the service to it after that. Smooth sailing afterwards. I guess it was a setting that I modified somewhere along the way...
– Asaf
Sep 19 '11 at 21:56
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Why should weights of Neural Networks be initialized to random numbers? [closed]
...ow imagine that you initialize all weights to the same value (e.g. zero or one). In this case, each hidden unit will get exactly the same signal. E.g. if all weights are initialized to 1, each unit gets signal equal to sum of inputs (and outputs sigmoid(sum(inputs))). If all weights are zeros, which...
Error inflating when extending a class
...hy this wasn't working. I was only providing a constructor for the case of one parameter 'context' when I should have provided a constructor for the two parameter 'Context, AttributeSet' case. I also needed to give the constructor(s) public access. Here's my fix:
public class GhostSurfaceCameraView...
How to delete files older than X hours
...y. For me, --mmin -X is the correct argument.
– brandones
Oct 16 '13 at 0:08
tmpreaper is a fork of tmpwatch. It is sa...
What is the easiest way in C# to trim a newline off of a string?
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Probably the most accurate solution, but not a one-liner :-)
– bang
Jun 24 '09 at 12:35
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Annotating text on individual facet in ggplot2
...lot2/evsbeBT48M4), and was resolved by using annotate("text",...). Does anyone else get blurry labels with geom_text()?
– Margaret
Feb 6 '13 at 21:54
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