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JSR-303 @Valid annotation not working for list of child objects
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You need to decorate addresses member of UserAddressesForm with @Valid annotation. See section 3.1.3 and 3.5.1 of JSR 303: Bean Validation. As I explained in my answer to the question Is there a standard way to enable JSR 303 Bean Validation using annotated method, this is the r...
How is a non-breaking space represented in a JavaScript string?
...he character from the character code manually it in its Javascript escaped form:
var x = td.text();
if (x == String.fromCharCode(160)) { // Non-breakable space is char 160
x = '';
}
More information about String.fromCharCode is available here:
fromCharCode - MDC Doc Center
More informatio...
How to change color in markdown cells ipython/jupyter notebook?
I'm only looking to format a specific string within a cell. I change that cell's format to "Markdown" but I'm not sure how to change text color of a single word.
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How to use relative/absolute paths in css URLs?
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The URL is relative to the location of the CSS file, so this should work for you:
url('../../images/image.jpg')
The relative URL goes two folders back, and then to the images folder - it should work for both cases, as long as the structure is the same.
From https://www.w3.org/TR/CSS1/#url:
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Best way of returning a random boolean value
I've been using this for some time to return either true or false when building fake seed data. Just wondering if anybody has a better, more succinct or verbose way of returning either true or false .
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Python datetime - setting fixed hour and minute after using strptime to get day,month,year
I've successfully converted something of 26 Sep 2012 format to 26-09-2012 using:
3 Answers
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How to set headers in http get request?
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Thanks for contributing an answer to Stack Overflow!Please be sure to answer the question. Provide details and share your research!But avoid …Asking for help, clarification, or responding to other answers.Making statements based o...
How to catch SQLServer timeout exceptions
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To check for a timeout, I believe you check the value of ex.Number. If it is -2, then you have a timeout situation.
-2 is the error code for timeout, returned from DBNETLIB, the MDAC driver for SQL Server. This can be seen by downloa...
Convert NSNumber to int in Objective-C
...e [NSNumber numberWithInt:42] or @(42) to convert an int to NSNumber before adding it to an NSDictionary:
5 Answers
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Create a completed Task
...ask<Result> StartSomeTask() and happen to know the result already before the method is called. How do I create a Task<T> that has already completed?
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