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Disable XML validation in Eclipse
...ngs (disable the validation for this project): Right-click on the project, select Properties > Validation and uncheck the manual and build for: XML Schema Validator, XML Validator
Right-click on the project and select Validate to make the errors disappear.
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Find difference between timestamps in seconds in PostgreSQL
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Try:
SELECT EXTRACT(EPOCH FROM (timestamp_B - timestamp_A))
FROM TableA
Details here: EXTRACT.
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Getting Chrome to accept self-signed localhost certificate
...", then also find it in the list, right click it, expand "> Trust", and select "Always"
Add extendedKeyUsage=serverAuth,clientAuth below basicConstraints=CA:FALSE, and make sure you set the "CommonName" to the same as $NAME when it's asking for setup
You can check your work
openssl verify -CAfil...
Using jquery to get all checked checkboxes with a certain class name
...? $(this).val() : "");
});
An example to demonstrate.
:checkbox is a selector for checkboxes (in fact, you could omit the input part of the selector, although I found niche cases where you would get strange results doing this in earlier versions of the library. I'm sure they are fixed in later...
How to change tab size on GitHub?
... by changing the blob segment with an edit segment and use the dropdown to select your prefered tab size.
Standard view: https://github.com/moroshko/mmSelect/blob/master/mm_select.js
Ace view: https://github.com/moroshko/mmSelect/edit/master/mm_select.js
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Using regular expression in css?
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You can manage selecting those elements without any form of regex as the previous answers show, but to answer the question directly, yes you can use a form of regex in selectors:
#sections div[id^='s'] {
color: red;
}
That says sel...
PostgreSQL, checking date relative to “today”
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select * from mytable where mydate > now() - interval '1 year';
If you only care about the date and not the time, substitute current_date for now()
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How can I test an AngularJS service from the console?
...y code
Another useful trick to get the $scope of a particular element.
Select the element with the DOM inspection tool of your developer tools and then run the following line ($0 is always the selected element):
angular.element($0).scope()
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How to add “active” class to Html.ActionLink in ASP.NET MVC
...your menu on multiple pages, it would be smart to have a way to apply that selected class automatically based on the current page rather than copy the menu multiple times and do it manually.
The easiest way is to simply use the values contained in ViewContext.RouteData, namely the Action and Contr...
Remove all unused resources from an android project
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OR
In Android Studio Menu > Refactor > Remove Unused Resources...
Select the resources you want to remove. You can exclude resources you want to keep by right-clicking on the resource item.
Use Do Refactor to remove all Resources at once.
Update: use ⌘OptionShifti for mac
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